12th week of 2014 patent applcation highlights part 10 |
Patent application number | Title | Published |
20140076541 | Gas Guzzler - A device and methods for directing hazardous gases away from a the portion of the pipe that is emitting the gases wherein the device includes a split column having a first opening and a second opening at opposing ends of the split column, the split column further including a split that passes through the tubular section and that extends from the first opening to the second opening and a third opening in the split column that is located between the first opening and the second opening. | 2014-03-20 |
20140076542 | Autonomous Untethered Well Object - A technique includes deploying an untethered object though a passageway of a string in a well; and sensing a property of an environment of the string, an electromagnetic coupling or a pressure as the object is being communicated through the passageway. The technique includes selectively autonomously operating the untethered object in response to the sensing. | 2014-03-20 |
20140076543 | SYSTEM AND METHOD FOR PERFORMING MICROSEISMIC FRACTURE OPERATIONS - A system and method of performing a microseismic fracture operation for a wellsite having a subterranean formation with a complex fracture network therein are provided. The method involves describing a relationship between microseismic events to determine the complex fracture network of the subterranean formation, generating a fault volume by extracting faults from the fracture network based on the relationship between the microseismic events, generating a discrete fracture network comprising discrete fractures from the complex fracture network by extracting fracture planes from the obtained fault volume, and simulating fracture geometry and proppant placement. | 2014-03-20 |
20140076544 | METHOD OF TREATING SUBTERRANEAN FORMATION - A method of treating a subterranean formation, including obtaining information of a subterranean formation, generating a three-dimensional model of at least a portion of the subterranean formation, and performing an experiment on the three-dimensional model. The three-dimensional model may be constructed by x-ray scanning of a core of the subterranean formation, and by additive manufacturing using the obtained x-ray image. The subterranean formation may be treated using a treatment designed based upon the experiments performed on the three-dimensional model. | 2014-03-20 |
20140076545 | Downhole Heater Assembly and Power Line Communications System - A hydrocarbon heating system comprises a surface control panel and a subsurface heating system, connected by an external power cable which also serves as the data communication link between the two parts. The subsurface heating system includes a heating element and two separate, thermally isolated temperature sensors. One thermal sensor, mounted near the heating element, monitors the temperature of the heating element. Another thermal sensor monitors the ambient temperature of fluid in the borehole. The temperature of the heating element may be varied to maintain an optimal well temperature for the production of hydrocarbons. Downhole electronics convert the thermal sensor outputs to digital data, and modulate the digital data onto a power cable that carries power from the surface to the heating element. A control system at the surface controls the heating element via nested control loops monitoring the temperatures of the borehole fluid and the heating element. | 2014-03-20 |
20140076546 | Single Trip Multi-Zone Drill Stem Test System - A drill stem test string may include a tubular body having an axial bore formed at least partially therethrough. An axial flow valve may be coupled to the first tubular body and allow fluid to flow axially through the first tubular body when in an open state and prevent fluid from flowing axially through the first tubular body when in a closed state. A radial flow valve may be coupled to the first tubular body and allow fluid to flow radially through the first tubular body when in an open state and prevent fluid from flowing radially through the first tubular body when in a closed state. A seal assembly may be coupled to an outer surface of the first tubular body and positioned between a lower end of the first tubular member and the first radial flow valve. | 2014-03-20 |
20140076547 | MULTIPHASE FLOWMETER FOR SUBSEA APPLICATIONS - Multiphase flow measurement in extreme environments such as subsea or in-well is a difficult task for many reasons including reliability, survivability, and longevity issues; accessibility to the equipment; and complexity of the varying flow field as a function of position and time. Embodiments of the present invention provide techniques and apparatus for performing subsea multiphase flow measurement by combining two technologies. One is based on infrared water-cut measurement technology which is capable of measuring water and oil concentrations in multiphase flow with up to 99.5% gas volume fractions. The second technology is based on in-well fiber-optic flow measurement capable of resolving gas and total liquid flow through the measurements of flow velocity, fluid mixture speed of sound, and absolute pressure and temperature at meter location. This hybrid system represents an approach to subsea multiphase metering that may offer advantages compared to traditional systems for some applications. | 2014-03-20 |
20140076548 | AUTOMATED SYSTEMS AND METHODS FOR MAKE-UP AND BREAK-OUT OF TUBULARS - An automated tubular handling system adapted to make-up or break-out tubulars that includes a rotary drive adapted to operatively grip a tubular to be connected to or disconnected from a tubular string, a controller adapted to receive and process data indicative of a rotation, torque, and minimum time value associated with a make-up or a break-out of the tubular string, and a user interface adapted to convey the received data, the predetermined values, or both, of the tubular make-up or break-out to an operator. The controller compares the rotation, torque, and minimum time values to acceptable predetermined values to determine when the make-up or the break-out is complete. Automated methods are also disclosed. | 2014-03-20 |
20140076549 | Systems and Methods for In Situ Monitoring of Cement Slurry Locations and Setting Processes Thereof - Optical analysis systems may be useful in monitoring fluids relating to cementing operations in or near real-time, e.g., for location and/or the status of a cement setting process. For example, method may involve containing a cement slurry within a flow path, the cement slurry having a chemical reaction occurring therein; and optically interacting the cement slurry with an integrated computational element, thereby generating an output signal corresponding to a characteristic of the chemical reaction. | 2014-03-20 |
20140076550 | Systems and Methods for Detecting Microannulus Formation and Remediation - Optical analysis systems may be useful in detecting microannulus formation in a wellbore casing and remediating a microannulus. In some instances, a system may include a cement sheath disposed about and in contact with at least a portion of an exterior surface of a casing; and at least one optical computing device arranged coupled to the casing, the at least one optical computing device having at least one integrated computational element configured to optically interact with a material of interest and thereby generate optically interacted light, and at least one detector arranged to receive the optically interacted light and generate an output signal corresponding to a characteristic of the material of interest, the material of interest comprising at least one selected from the group consisting of the cement sheath, a displacement composition disposed between the cement sheath and the exterior surface of the casing, and any combination thereof. | 2014-03-20 |
20140076551 | Systems, Methods, and Apparatuses for In Situ Monitoring of Cement Fluid Compositions and Setting Processes Thereof - Optical analysis systems, methods, and apparatuses for analyzing fluids may be useful for in situ monitoring fluids that relate to cementing operations. For example, a method may include containing a cement fluid composition in a flow path comprising a wellbore; and optically interacting the cement fluid composition with an integrated computational element, thereby generating an output signal corresponding to a characteristic of the cement fluid composition, the integrated computational element being coupled to a tool. | 2014-03-20 |
20140076552 | TREATMENT FLUIDS COMPRISING MAGNETIC SURFACTANTS AND METHODS RELATING THERETO - Treatment fluids that include magnetic surfactants may be useful in various subterranean operations, e.g., particulate placement operations and drilling operations. For example, some methods may include introducing a treatment fluid into a wellbore penetrating a subterranean formation, the treatment fluid including at least a base fluid and a magnetic surfactant, the magnetic surfactant being a cationic surfactant having a magnetically susceptible counterion. | 2014-03-20 |
20140076553 | UPSTREAM-DOWNSTREAM INTEGRATED PROCESS FOR THE UPGRADING OF A HEAVY CRUDE OIL WITH CAPTURE OF CO2 AND RELATIVE PLANT FOR THE EMBODIMENT THEREOF - The present invention relates to an upstream-downstream integrated process for the upgrading of a heavy crude oil with the capture of CO | 2014-03-20 |
20140076554 | METHOD FOR IMPROVED GRAVITY DRAINAGE IN A HYDROCARBON FORMATION - The invention relates to a method for improved gravity drainage in a hydrocarbon formation, the method comprising: drilling a production well along a substantially horizontal production layer of a reservoir; drilling a perforation well above the production well, either in the production layer or in a layer separated from the production layer by a fluid barrier; perforating the formation adjacent the perforation well to provide a fluid flow path to or within the production layer; inducing gravity drainage through the fluid flow path; and producing fluids collected in the production well. | 2014-03-20 |
20140076555 | METHOD AND SYSTEM OF OPTIMIZED STEAM-ASSISTED GRAVITY DRAINAGE WITH OXYGEN ("SAGDOXO") FOR OIL RECOVERY - A steam assisted gravity drainage with injected oxygen (SAGDOX) process to recover hydrocarbons in a hydrocarbon reservoir including:
| 2014-03-20 |
20140076556 | EFFECTIVE SOLVENT EXTRACTION SYSTEM INCORPORATING ELECTROMAGNETIC HEATING - A method of producing hydrocarbons from a subterranean reservoir comprises pre-heating by exposure to electromagnetic radiation from a electromagnetic radiation source, injecting through at least one injection well a solvent into the reservoir to dilute the hydrocarbons contained in the pre-conditioned portion, and producing through at least one production well a mixture of hydrocarbons and solvent. An apparatus for producing hydrocarbons from a subterranean reservoir comprises at least one radio frequency antenna configured to transmit radio frequency energy into a subterranean reservoir, a power source to provide power to the at least one radio frequency antenna, at least one injection well configured to inject a solvent from a solvent supply source into the subterranean reservoir to lower the viscosity of the hydrocarbons, and at least one production well configured to produce a mixture comprising hydrocarbons and solvent from the subterranean reservoir. | 2014-03-20 |
20140076557 | Transverse Well Perforating - In stimulating a subterranean zone surrounding a well bore, a perforation trajectory is identified that is transverse to a predicted direction of primary fracture propagation in the subterranean zone. A perforating gun in the well bore is aimed to perforate in the perforation trajectory, and then operated to perforate the well bore in the perforation trajectory. Thereafter, a fracture treatment is performed on the subterranean zone through the perforations. | 2014-03-20 |
20140076558 | Methods and Compositions for Treating Proppant to Prevent Flow-Back - Methods of consolidating proppant particulates in a subterranean formation comprising providing a proppant slurry comprising a carrier fluid, proppant particulates, and a curable resin composition. The curable resin composition comprises a solid curable resin particulate, a curing agent, and a silane coupling agent. The proppant slurry is introduced into a fracture within a subterranean formation and thereafter solid curable resin particulate softens so as to coat the proppant particulates and then is cured so as to consolidate the proppant particulates into a permeable proppant pack. | 2014-03-20 |
20140076559 | Methods of Treating a Subterranean Formation with Stress-Activated Resins - Methods of treating a subterranean formation including introducing a fracturing fluid into the subterranean formation at a pressure sufficient to create or enhance at least one fracture therein; providing a treatment fluid comprising a base fluid, proppant particulates, a crosslinking agent, and a stress-activated resin comprising a stress-activated moiety, wherein the stress-activated resin does not substantially react with the crosslinking agent until placed under stress; introducing the treatment fluid into the at least one fracture of the subterranean formation; removing the pressure in the subterranean formation such that the fracture closes on the treatment fluid and applies a stress to the stress-activated resin; and crosslinking the resin with the crosslinking agent, thereby forming a resinous proppant pack therein. | 2014-03-20 |
20140076560 | WELLBORE CEMENTING TOOL HAVING ONE WAY FLOW - A stage tool for reverse annular cementing a wellbore, comprising: a main body including a tubular wall with an outer surface and a longitudinal bore extending from a top end to a bottom end; a fluid port through the tubular wall providing fluidic access between the longitudinal bore and the outer surface; and a valve for controlling flow through the fluid port between the outer surface and the inner bore, the valve including a closure for the fluid port and a check valve for permitting one way flow through the fluid port in a direction from the outer surface to the inner bore, the check valve being normally inactive and only acting on fluid flows through the fluid port when activated. The stage tool may be run in closed and opened for cementing by hydraulic actuation of the valve. After sufficient cement has been introduced to the annulus, the stage tool fluid port can be closed to hold the cement in the annulus. | 2014-03-20 |
20140076561 | MAGNESIUM CHLORIDE IN ALCOHOLIC SOLVENT FOR SOREL CEMENT - A non-hydraulic cement composition including: (i) a non-aqueous liquid phase comprising one or more organic compounds characterized by: (a) having at least one hydroxyl group on a carbon atom, (b) being a liquid when pure under Standard Laboratory Conditions, and (c) being at least soluble in water; (ii) one or more magnesium chloride compounds selected from the group consisting of: magnesium chloride, a magnesium chloride hydrate, and any combination thereof; and (iii) magnesium oxide; wherein the one or more organic compounds comprise at least 40% by weight of the non-aqueous liquid phase excluding the weight of any dissolved solids. A method of treating a well including the steps of: (A) forming the non-hydraulic cement composition; and (B) introducing the non-hydraulic cement composition into the well. | 2014-03-20 |
20140076562 | Method of Reducing Water or Gas Permeability in a Subterranean Formation - Water and gas flow into a subterranean reservoir may be reduced by pumping into the reservoir a primary amine crosslinking agent and an anionic or hydrolyzable nonionic polymer capable of crosslinking with the crosslinking agent. The reaction product forms a gel plug impermeable to water and gas. | 2014-03-20 |
20140076563 | Methods for Plug Cementing - Compositions comprise polyacrylamide, a non-metallic crosslinker and a pH-adjustment material. Such compositions have utility in the context of remedial cementing, plug cementing in particular. The compositions may be pumped into a subterranean well, where they polymerize and form a support on which a cement plug may sit. The support may maintain the position of the cement plug in the wellbore and minimize cement-plug contamination. | 2014-03-20 |
20140076564 | Perforation Gun String Energy Propagation Management System and Methods - A perforation tool assembly. The perforation tool assembly comprises a tool string connector, a perforation gun coupled to the tool string connector, and a structure configured to absorb mechanical energy released by firing one or more perforation guns. The coupling is configured to provide a limited range of motion of the tool string connector relative to the perforation gun. The tool string connector and the perforation gun retain the structure configured to absorb mechanical energy. | 2014-03-20 |
20140076565 | Thermally-Activated, High Temperature Particulate Suspending Agents and Methods Relating Thereto - A particulate suspending agent may be useful for mitigating particulate settling in wellbore applications with high-temperature and/or at near-neutral and higher pH values. Methods of treating a wellbore may include providing a treatment fluid comprising an aqueous liquid, a plurality of particulates, and a particulate suspending agent, wherein the particulate suspending agent comprises a crosslinked polymer particulate formed by a reaction comprising a first monofunctional monomer and an orthoester crosslinker, the orthoester crosslinker comprising an orthoester linkage and at least two crosslinking moieties; and placing the treatment fluid in a wellbore penetrating a subterranean formation. | 2014-03-20 |
20140076566 | Use of Underground Access to Improve Steam Distribution in SAGD Operations - A system for recovering hydrocarbons from a subterranean formation with steam-assisted gravity drainage comprises a subterranean access tunnel extending through the formation. In addition, the system comprises a steam injection well extending through the formation above a portion of the tunnel. Further, the system comprises a production well extending through the formation above the portion of the tunnel. Still further, the system comprises a plurality of horizontally spaced bores extending upward from the access tunnel through the formation. | 2014-03-20 |
20140076567 | CORROSION INHIBITORS FOR OIL AND GAS APPLICATIONS - A corrosion inhibitor composition and method of inhibiting corrosion on a surface in an oil or gas application is disclosed and claimed. The corrosion inhibitor includes at least one fatty acid; at least one alkanolamine; at least one alkylamine; and at least one organic sulfonic acid. The method of inhibiting corrosion includes on a surface in an oil or gas application comprises contacting an effective dosage of the corrosion inhibitor with the surface. | 2014-03-20 |
20140076568 | USE OF AQUEOUS ALKALI ALUMINOSILICATE FOR PROFILE MODIFICATION, WATER CONTROL AND STABILIZATION - Embodiments of the invention relate to methods for making and compositions including aqueous alkali aluminosilicates used for conformance. The aqueous alkali aluminosilicates provide similar reaction characteristics of alkali silicates, an in addition provide enhanced conformance properties due to their ability to crystallize. | 2014-03-20 |
20140076569 | PROPPANT MIXING AND METERING SYSTEM - An oilfield material reservoir is disclosed. The oilfield material reservoir has a body, the body having an upper end, a lower end, a sidewall extending between the upper and lower ends, the sidewall defining a recess within the body, an opening defined by the upper end, and a first orifice defined by the lower end. The oilfield material reservoir is also provided with a metering gate connected to the body at the lower end. The metering gate has a base having a second orifice aligned with the first orifice, and a knife gate connected to the base. The second orifice has a substantially trapezoidal shape. The knife gate is configured to slidably cover the second orifice. A method is also disclosed for controlling a discharge rate of oilfield material within the oilfield material reservoir by adjusting a metering open area of the second orifice according to mathematical modeling equations. | 2014-03-20 |
20140076570 | Methods of Treating Long-Interval and High-Contrast Permeability Subterranean Formations with Diverting Fluids - Methods of treating a portion of a subterranean formation, including providing a treatment fluid comprising an aqueous base fluid, a treating agent, a foaming agent, a gas source, and a self-degradable diverting agent; placing the treatment fluid into the portion of the subterranean formation; and degrading the self-degradable diverting agent within the subterranean formation. | 2014-03-20 |
20140076571 | DOWNHOLE TOOLS HAVING NON-TOXIC DEGRADABLE ELEMENTS - Downhole tools for use in oil and gas production which degrade into non-toxic materials, a method of making them and methods of using them. A frac ball and a bridge plug comprised of polyglycolic acid which can be used in fracking a well and then left in the well bore to predictably, quickly, and safely disintegrate into environmentally friendly products without needing to be milled out or retrieved. | 2014-03-20 |
20140076572 | Thickened viscoelastic fluids and uses thereof - The present invention generally relates to a viscoelastic fluids, thickened acid compositions and the like and to methods of using said gelled compositions. The thickened compositions of the present invention can usefully be employed in methods of stimulating and/or modifying the permeability of underground formations, in drilling fluids, completion fluids, workover fluids, acidizing fluids, fracturing, gravel packing and the like. | 2014-03-20 |
20140076573 | Casing Debris Cleaner - A downhole tool cleans debris from a subsea well with nozzle assemblies that selectively deploy from the tool. The nozzle assemblies are in fluid communication with an annulus of a drill pipe on which the downhole tool is mounted, so that fluid pumped into the drill pipe discharges from nozzles provided with the nozzle assemblies. The nozzle assemblies are strategically situated so that when deployed, a stream discharged from nozzles on the assemblies clears debris from a surface between a casing hanger and wellhead housing. The nozzle assemblies are coupled to an annular piston coaxially set on the tool; and sliding the piston axially along the tool deploys the nozzle assemblies. Axially spaced apart ports extend radially through the tool to opposing faces on a head of the piston. Blocking one of the ports with a ball dropped down the drill pipe moves the piston and deploys the assemblies. | 2014-03-20 |
20140076574 | METHOD AND SYSTEM FOR INSTALLING SUBSEA WELL TREES - The disclosure provides a method and system of installing subsea well trees, comprising: creating a glory hole having a depth below a seabed at a well location of a hydrocarbon reservoir; moving a floating offshore platform coupled with a foundation, the platform having a topsides and a caisson with downwardly extending walls defining an inner volume between the walls, the foundation coupled to the caisson walls, and the caisson walls having adjustable buoyancy; lowering the offshore platform with the foundation into the glory hole; drilling from the topsides into the hydrocarbon reservoir below the foundation to create a well; installing a well tree on the well, the well tree being disposed in the glory hole below the height of the seabed; coupling the well tree to a flow line; releasing the offshore platform from the foundation; and reusing the offshore platform to install other foundations at other predetermined well locations. | 2014-03-20 |
20140076575 | System and Method for Producing Through a Multi Bore Tubing Hanger to a Subsea Manifold Without BOP Modifications - A system for producing hydrocarbons from a subsea wellbore includes a primary conductor extending into the seabed. In addition, the system includes a wellhead disposed at an upper end of the primary conductor. Further, the system includes a multi bore tubing hanger seated in the wellhead. Still further, the system includes a production tree mounted to the wellhead. The production tree includes a spool body and a production spool extending radially from the spool body. The production spool has an end comprising a connector. Moreover, the system includes a rotatable production guide base coupled to the primary conductor and configured to rotate about the wellhead. The production guide base includes a rigid alignment spool. The alignment spool has a first end releasably coupled to the production spool, a second end comprising a second connector, and non-linear deviation positioned between the first end and the second end. | 2014-03-20 |
20140076576 | METHOD AND SYSTEM FOR PROTECTING A CONDUIT IN AN ANNULAR SPACE AROUND A WELL CASING - To protect a hydraulic, electric and/or other conduit in an annular space around a well casing against damage from perforating and other well operations the conduit is arranged in a groove in a U- or V-shaped protective gutter, which is secured to the outer surface of the well casing and which is capable of deflecting a shaped charge. | 2014-03-20 |
20140076577 | SYSTEM AND METHOD FOR REDUCING PRESSURE FLUCTUATIONS IN AN OILFIELD PUMPING SYSTEM - Presented herein is a system, method, and assembly for reducing pressure fluctuations in an oilfield pumping system. The pressure fluctuation dampening assembly includes a junction, a dampening chamber, and a supply of a compressible medium. The compressible medium is supplied so as to form an interface between the fluid and the compressible medium such that a pressure fluctuation of fluid passing through the junction is reduced. | 2014-03-20 |
20140076578 | Downhole Tool - A downhole tool comprising an inner sleeve with a plurality of sleeve ports and a housing positioned radially outwardly of the inner sleeve and having a plurality of housing ports, with the housing and inner sleeve partially defining a space radially therebetween. The space is occupied by a shifting sleeve. A fluid path extends between the interior flowpath of the tool and the space. A fluid control device, such as a burst disk, occupies at least portion of the fluid path. In one state, the shifting sleeve is in a first position between the housing ports and the sleeve ports to prevent fluid flow between the interior flowpath and exterior of the tool. The fluid control device may selectively permit fluid flow, and thus pressure communication, into the annular space to cause a differential pressure across the shifting sleeve. When a sufficient differential pressure is reached, the shifting sleeve is moved to a second position, which opens the communication paths through the housing and sleeve ports between the interior flowpath and exterior flowpath of the tool. | 2014-03-20 |
20140076579 | GAS LIFT VALVE WITH MIXED BELLOWS AND FLOATING CONSTANT VOLUME FLUID CHAMBER - A valve apparatus capable of withstanding high pressures and techniques for using this apparatus in various suitable applications are provided. The valve apparatus typically includes both an upper bellows comprising a standard, convoluted bellows and a lower bellows comprising an edge-welded bellows. The valve apparatus may also include a floating, constant volume fluid chamber that travels with the lower edge-welded bellows as the lower bellows compresses and expands in an effort to protect the lower bellows from very high internal volume fluid pressure. | 2014-03-20 |
20140076580 | Alternative Path Gravel Pack System and Method - A well screen system comprises a wellbore tubular and a coiled shunt tube disposed along the wellbore tubular. The coiled shunt tube is configured to be unwound from a reel. A method of gravel packing comprises passing a slurry through a coiled shunt tube, passing the slurry from the coiled shunt tube to an annulus between an outside of a sand screen assembly and a wellbore wall, disposing the slurry about the sand screen assembly, and forming a gravel pack in response to disposing the slurry about the sand screen assembly. The coiled shunt tube is disposed along the sand screen assembly. | 2014-03-20 |
20140076581 | Apparatus and A Method For Securing and Sealing A Tubular Portion to Another Tubular - A tubular portion apparatus ( | 2014-03-20 |
20140076582 | TOOL STRING - The present invention relates to a tool string for being suspended in a well, the tool string extending in a longitudinal direction and comprising a first string part and a second string part, each having a centre axis and comprising; an electrical connection in a first end and a fluid channel extending at least partly through the string part. Furthermore, the tool string comprises a connecting element rotatably connected to one string part and adapted to be threadably connected to a threaded portion of the other string part to join the electrical connections of the first and second string parts. Furthermore, the present invention relates to a method for assembling two string parts of a tool string by rotating a connecting element. | 2014-03-20 |
20140076583 | METHOD AND APPARATUS FOR ANCHORING CASING AND OTHER TUBULAR GOODS - An anchor assembly for anchoring casing or other pipe against axial upward movement while permitting rotation of the casing or other pipe. An inner mandrel member has a central bore and a flange member extending around the outer circumference of the mandrel. A friction reducing ring member is located on an upper surface of the flange member, while layered friction reducing sleeve members are positioned around the outer surface of the mandrel member. An anchor sleeve member is concentrically and rotatably positioned around the outer surface of the outermost friction reducing sleeve member. Connection flanges, each having at least one bore for attachment to a shackle or other connecting device, extend laterally from the outer periphery of the anchor sleeve member and allow for anchoring of the assembly (and any attached casing or other pipe) to a rig or other structural support member. | 2014-03-20 |
20140076584 | EXPENDABLE MECHANICAL RELEASE PACKER PLUG FOR HEAVY MUD - An apparatus and method for plugging a well during subterranean operations is disclosed. Specifically, a mechanical release packer plug assembly is disclosed. In an illustrative embodiment, the mechanical release packer plug assembly includes a debris chamber and is releasably engaged with a packer of a suitable packer assembly. The present invention finds particular application in completions that use heavy mud for completion fluids. | 2014-03-20 |
20140076585 | CONCEALED SPRINKLER - A concealed sprinkler including a body having a proximal portion and a distal portion. The distal portion includes an annular wall defining a chamber and an opening in communication with the chamber. A deflector assembly is disposed within the chamber. A trigger assembly having a lever assembly engaged with an inner surface of the annular wall supports the deflector assembly in the first position, the trigger assembly including and a thermally rated plate assembly having a lip portion to substantially circumscribe and substantially cover opening and chamber. | 2014-03-20 |
20140076586 | Solid Propellant Gas Generator, Extinguishing Device, Method for Cooling a Flowing Mixture and Method for Extinguishing a Fire - A solid propellant gas generator releases a flowing mixture from a solid propellant, separated from a surrounding area, into the surrounding area. The solid propellant gas generator includes a cooling system for cooling the flowing mixture. The cooling system has at least one feed device for feeding a gas from the surrounding area to the flowing mixture in order to mix the flowing mixture prior to entering into the surrounding area with the gas from the surrounding area. | 2014-03-20 |
20140076587 | FIRE RETARDANT DEVICE FOR PROTECTING WOODEN STRUCTURES FROM FIRE - Fire-suppression devices to protect structures from fire damage comprising a fibrous matrix and a fire-retardant composition applied to that matrix. The fire suppression device may be applied to a wooden structure to render at least a portion of that wooden structure resistant to fire. | 2014-03-20 |
20140076588 | Flame Dispersant Canister Mounting System for Under-Microwave Location - A fire extinguisher apparatus and related system is described for automatically suppressing stovetop fires. The fire extinguisher apparatus includes a canister restrained in a first location where the canister is operable to suppress fires on a rear burner of a stovetop. The canister is biased and movable to a second location where the canister is operable to suppress fires on a front burner of the stovetop. A trigger mechanism is provided for automatically moving the canister to the second location in response to a fire on the front burner. The fire extinguisher system includes an arrangement of fire extinguisher apparatuses wherein canisters are movable between the apparatuses to prevent collisions with external obstacles. | 2014-03-20 |
20140076589 | WATER MIST FIRE EXTINGUISHER - A fire extinguisher includes an accommodating unit, a catalytic unit, and an output unit. The accommodating unit holds carbonated water. The catalytic unit includes catalyst for accelerating decomposition of the carbonated water into carbon dioxide and water. The output unit includes water mist nozzles. The water mist nozzles spew gas and water from the accommodating unit in a mist form, providing a manner of absorbing heat from the fire as the water mist is turned into steam, to suppress the fire. The fire extinguisher can be thrown into the fire from a distance, reducing burn-injury risk to personnel. | 2014-03-20 |
20140076590 | APPARATUS FOR SELECTIVELY REMOVING PLANT PARTS FROM A BED OF PLANTS - A device for removing plant material from a plant bed. In one embodiment, the device includes a frame with an oscillating cutter attached thereto. The oscillating cutter is disposed such that a cutting portion thereof is beneath the surface of a plant bed when the device is in use. A conveyor is also attached to the frame, the nose of the conveyor being disposed beneath the surface of the plant bed. As the device moves along a plant bed, the oscillating cutter cuts plant material, which is scooped up by the nose of the conveyor and transported to a desired location. | 2014-03-20 |
20140076591 | Multipiece Cutting Edge Attachment for Spring Tines of a Harrow - A multi-piece cutting edge attachment for a circular shaft of a harrow tine features a mounting member formed of a material that is weldable to, and distinct from, a first material of the harrow tine. A cutting edge member is formed of a third material that is harder than the first and second materials and less weldable to harrow tine than the second material of the mounting member. The cutting edge member has a front face and an opposing rear face that is conformingly shaped for placement against a front face of the mounting member at a lower end thereof. The multi-piece arrangement forms a cutting edge of greater hardness than that which is achievable by a material directly attachable to the tine itself. | 2014-03-20 |
20140076592 | SOIL TILLING AND PLANTING IMPLEMENT - A mount for a trash whipping implement for connection to a planter is disclosed. A height and force adjustable mounting system is also disclosed for use with a planter that enables the force of such an implement on the soil to be modulated as desired. | 2014-03-20 |
20140076593 | Ground Preparation Apparatus - The present invention is a ground preparation apparatus for use in maintaining substantially uniformly soft and smooth soil while providing a movable roping target. The apparatus is usefully in avoiding the need to separately maintain ground to be used in roping practice while at the same time providing a moving roping target. | 2014-03-20 |
20140076594 | GROUND WORKING APPARATUS - A ground working apparatus has a plow assembly including a frame formed with an attached runner and a plow tool. A linkage assembly couples the frame to a bridle assembly for movement of the plow assembly between raised and lowered positions relative to the bridle assembly. The runner and the plow tool depend downwardly from the frame to concurrently run over and plow, respectively, ground to be plowed along a plowing path ahead of the bridle assembly and the plow assembly, wherein the runner sets the frame of the plow assembly at a fixed elevated position with respect to the ground to be plow. | 2014-03-20 |
20140076595 | TOOLS - This invention relates to an impact tool. The impact tool includes a handle, and the handle includes a hollow portion. The impact tool also includes an impact portion for impacting with a surface or object, with the impact portion being located at one or both ends of the handle. The impact tool further includes a moveable material, which may be housed within the hollow portion of the handle. The moveable material is adapted or able to move along the hollow portion of the handle during use of the impact tool. The moveable material may serve to increase the momentum associated with the use of the impact tool and/or to reduce the jarring effect associated with the use of the impact tool. | 2014-03-20 |
20140076596 | APPARATUS FOR DETECTING RAMMER TIP-OVER - In an apparatus for detecting tip-over of a rammer equipped with a crankcase accommodating an output shaft rotatably connected to an engine, a movable unit accommodating a converter mechanism for converting rotation of the output shaft to vertical motion of a movable member, a tamping shoe connected to the movable unit, and a handle operable by an user, and adapted to thrust upward in the gravitational direction by the vertical motion of the movable member and go into a free fall to compact a ground surface, it is determined whether a detected engine speed becomes equal to or smaller than a threshold value set lower than an engine idling speed when the engine has been operated at a rammer working speed set greater than the engine idling speed, and if it does, it is discriminated that the rammer has tipped over. | 2014-03-20 |
20140076597 | Subterranean Cable - The present invention relates to a cable comprising a first conductor and a first insulator layer, wherein the first conductor and the first insulator extend along a longitudinal axis of the cable, wherein the first insulator layer is axially external to the conductor, and wherein the first insulator layer comprises a first fluoropolymer, as well as a method of manufacturing said cable, and a method for transmitting electricity using the cable. | 2014-03-20 |
20140076598 | OUTER SLEEVE FOR CATV FILTER - An outer sleeve for a CATV filter has, in one embodiment, a first end and a second end. The second end has a face with one or more engagement holes. | 2014-03-20 |
20140076599 | DUST-PROOF MECHANISM AND ELECTRONIC DEVICE USING THE SAME - An electronic device with an inbuilt mechanism sealing unused interface holes, or gaps, against dust is disclosed. The dust-proof mechanism includes two blocking members and two elastic members. The two blocking members are movably mounted on a bottom wall of a housing and close an interface hole in the manner of drawn curtains. The two blocking members are urged together by the elastic members. When an object is inserted into the interface hole, the guiding surfaces guide and ride over the inserted object, moving the two blocking members away from each other. When the object is pulled out of the interface hole, the two blocking members are moved back toward each other by the elastic members. | 2014-03-20 |
20140076600 | CHANGING COLORS OF MATERIALS - The described embodiments relate generally to cosmetic surfaces and associated treatments to alter a color of cosmetic surfaces. According to one embodiment, cosmetic ink configured to be applied to a cosmetic surface can include a suspension matrix configured to suspend a number of small particles in the suspension matrix. Each of the small particles of the is within a desired overall diameter to cause a user to perceive a desired color due to plasmon resonance of the small particles. | 2014-03-20 |
20140076601 | PORTABLE POWER DISTRIBUTION BOX - An enclosure, in accordance with an embodiment of the invention, comprises a plurality of peripheral frame members, a plurality of corner frame members, a plurality of corner members, a plurality of primary surface sheets, and a plurality of secondary surface sheets. In preferred embodiments, the components of the enclosure are joined together in a manner that inhibits liquids from accessing the junctions between the components. In this manner, the interior of the enclosure can be shielded from various weather and other conditions. | 2014-03-20 |
20140076602 | HERMETIC SEALING OF ATOMIC SENSOR USING SOL-GEL TECHNIQUE - A method of forming a physics package for an atomic sensor comprises providing a plurality of panels, with each of the panels having multiple edges, and assembling the panels in a three-dimensional multi-faced geometric configuration such that the edges of adjacent panels are aligned with each other. A sol-gel material is applied to the edges of the panels, and the sol-gel material is cured to hermetically seal adjacent panels together. | 2014-03-20 |
20140076603 | SCREW RETAINING MECHANISM AND PV JUNCTION BOX ASSEMBLED WITH THE SCREW RETAINING MECHANISM - A screw retaining mechanism includes a hollow stud and a nut is matched with the hollow stud. The hollow stud has a plurality of elastic plates extending from a free end thereof and along a peripheral wall thereof An opening is located between two adjacent elastic plates. An inner wall of the nut has a plurality of tubers protruding in the axial direction to match into the opening. The elastic plate defines a first side face and a second side face opposite to the first side face. Said first side face is used to guide the tubers into the opening and the second side face prevent the tuber fall off from the stud. | 2014-03-20 |
20140076604 | Power Transmission Line Covers and Methods and Assemblies Using Same - A power transmission line cover includes an elongate, flexible panel and first and second elongate, integral edge portions. The first edge portion includes an elongate first latch feature and the second edge portion includes an elongate second latch feature. The cover includes an elongate inner creepage extender wall forming a part of one of the first and second edge portions, and an elongate outer creepage extender wall forming a part of one of the first and second edge portions. The flexible panel is wrapped about a power line and the edge portions are joined together to form a longitudinally extending closure seam wherein the latch features are coupled and the edge portions form an electrical creepage path extending from the chamber to an exterior boundary of the cover along the inner creepage extender wall, between the first and second latch features, and along the outer creepage extender wall. | 2014-03-20 |
20140076605 | FLEXIBLE PLASTIC HOSE AND METHOD FOR ITS MANUFACTURE - Flexible plastic hose comprising a flexible wall made out of a plurality of laterally connected windings of a helically wound profile, wherein the windings of the profile are attached to each other by means of a weld, wherein the profile comprises a web part with predetermined properties for providing flexibility to the hose, and wherein the profile ends on both sides in an upright part. The weld is located between the upright part of the adjacent windings and together with these upright parts forms a helical reinforcement rib on the flexible wall of the hose with predetermined properties for providing hub strength to the hose. | 2014-03-20 |
20140076606 | Subterranean Cable - The present invention relates to a cable comprising three conductors and three insulator layers, wherein the conductors and the insulators extend helically along a longitudinal axis of the cable, wherein the insulator layers are axially external to the conductors, and wherein the insulator layers comprise a fluoropolymer, as well as a method of manufacturing said cable, and a method for transmitting electricity using the cable. | 2014-03-20 |
20140076607 | Flexible Data Cable - A multi-layered cable consisting of three or more conductive layers separated by layers of dielectric and/or adhesive material. The bottom layer and the top layer may act as return path for the transmitted signals and as a shield to prevent interference between these and external electrical signals. Located between the bottom layer and the top layer, the middle layer may transmit desired signals through the flexible cable. The material selection and specifics of each of the layers should be selected so as to achieve a balance in which the desired electrical impedance and mechanical flexibility requirements are met. The cable may also include one or more vias connecting the bottom layer to the top layer, providing shielding all the way around the flex cable. An additional conductive sock may be used to improve shielding effectiveness of the top and bottom layer and to connect to I/O connector shells and the system Faraday cage. | 2014-03-20 |
20140076608 | FOAMED COAXIAL CABLE AND MULTICORE CABLE - A foamed axial cable includes a pair of signal conductors, an insulation covering a periphery of the signal conductor and formed of a foamed material, a skin layer covering a periphery of the insulation and formed of a non-foamed material, and a shield conductor on a periphery of the skin layer. An outer surface of the skin layer or an inner surface of the shield conductor includes a fine groove formed thereon so as to have a void between the skin layer and the shield conductor. | 2014-03-20 |
20140076609 | INSULATION COMPOSITION FOR DC POWER CABLE AND DC POWER CABLE PREPARED BY USING THE SAME - The present invention relates to an insulation composition for a DC power cable and the DC power cable prepared using the same. Specifically, the present invention relates to an improved insulation composition for a DC power cable, which can prevent decrease of DC dielectric strength and decrease of impulse strength caused by accumulation of space charges, and the DC power cable prepared using the same. | 2014-03-20 |
20140076610 | PLANARIZING PRINTED ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING THE SAME - Disclosed are a method for manufacturing a planarizing printed electronic device and a planarizing printed electronic device manufactured by using the same by simply implementing a large-area embedded printed electronic device by coupling a printing process such as inkjet printing and gravure printing and a transferring process using a laminating device and particularly, solving defects due to large surface roughness and a thickness of a printed layer included in the printed electronic device, when manufacturing an embedded printed electronic device where a printed layer is embedded in a substrate. | 2014-03-20 |
20140076611 | PRINTED CIRCUIT BOARD AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a method of manufacturing a printed circuit board, including: preparing a base substrate; disposing a mask having through-holes formed therein on one surface of the base substrate; inserting metal core balls into the through-holes of the mask, performing reflow treatment on the metal core balls, and removing the mask; and laminating an insulating layer on one surface of the base substrate. | 2014-03-20 |
20140076612 | CONDUCTIVE SHEET AND TOUCH PANEL - In this conductive sheet and touch panel, a laminated conductive sheet is configured by laminating: a first conductive sheet having a first conductive pattern configured from a plurality of first sensor units; and a second conductive sheet having a second conductive pattern configured from a plurality of second sensor units. The first sensor units have: a band-shaped section extending in a direction approximately perpendicular to one direction; and a jutting section that juts from both sides of the band-shaped section in the one direction. The second sensor units are formed in a manner so as to approximately fill the regions demarcated by the band-shaped section and the jutting section. | 2014-03-20 |
20140076613 | Method of Electrophoretic Depositing (EPD) a Film on a System and System Thereof - A packaged component and a method for making a packaged component are disclosed. In an embodiment the packaged component includes a component carrier having a component carrier contact and a component disposed on the component carrier, the component having a component contact. The packaged component further includes a conductive connection element connecting the component carrier contact with the component contact, an insulating film disposed directly at least on one of a top surface of the component or the conductive connection element, and an encapsulant encapsulating the component carrier, the component and the enclosed conductive connection elements. | 2014-03-20 |
20140076614 | WIRING SUBSTRATE - A wiring substrate includes a first insulating layer, an adhesion insulating layer formed under the first insulating layer and an outer face of the adhesion insulating layer is made to a roughened face, a first wiring layer formed on the first insulating layer, a second insulating layer formed on the first insulating layer, and in which a first via hole reaching the first wiring layer is provided, a second wiring layer formed on the second insulating layer, and connected to the first wiring layer through the first via hole, a second via hole formed in the adhesion insulating layer and the first insulating layer, and reaching the first wiring layer, and a third wiring layer formed on the outer face of the adhesion insulating layer, and connected to the first wiring layer through the second via hole. | 2014-03-20 |
20140076615 | ARRAY SUBSTRATE AND MASK PLATE - Embodiments of the disclosed technology provide an array substrate. The array substrate comprises: a plurality of electrode patterns with a predetermined shape being subsequently arranged in a predetermined direction, every two adjacent electrode patterns having a slit therebetween; a preset width of all or a part of the plurality of electrode patterns in the predetermined direction is different from a standard width of electrode pattern. The embodiments of the invention further provide a mask plate. | 2014-03-20 |
20140076616 | LASER DIRECT STRUCTURING MATERIALS WITH IMPROVED PLATING PERFORMANCE AND ACCEPTABLE MECHANICAL PROPERTIES - The disclosure relates to relates to blended thermoplastic compositions, and in one aspect to blended thermoplastic compositions capable of being used in a laser direct structuring process. The present invention also relates to methods of manufacturing these compositions and articles that include these compositions. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention. | 2014-03-20 |
20140076617 | Passive Devices in Package-on-Package Structures and Methods for Forming the Same - A device includes a polymer. A device die is disposed in the polymer. A passive device includes three Through Assembly Vias (TAVs) penetrating through the polymer, wherein the TAVs are coupled in series. A Redistribution Line (RDL) is underlying the polymer. The RDL electrically couples a first one of the TAVs to a second one of the TAVs. | 2014-03-20 |
20140076618 | METHOD OF FORMING GOLD THIN FILM AND PRINTED CIRCUIT BOARD - There is provided a method of forming a gold thin film, the method including: forming a nickel plating layer on a surface of an object through electroless nickel (Ni) plating; forming a palladium-copper mixture plating layer on the nickel plating layer through electroless plating using a palladium-copper (Pd—Cu) mixture; and forming a first gold thin film by immersing the palladium-copper mixture plating layer in a gold (Au) galvanic electrolytic liquid to replace a portion of copper (Cu) particles in the palladium-copper mixture plating layer with gold particles through a replacement reaction. | 2014-03-20 |
20140076619 | METHOD FOR REMOVING SEED LAYER IN MANUFACTURING PRINTED CIRCUIT BOARD AND PRINTED CIRCUIT BOARD MANUFACTURED BY USING THE SAME - Disclosed herein is a method for removing a seed layer in manufacturing a printed circuit board, the method including: forming a photo resist layer on a printed circuit board having a seed layer formed on a surface thereof; removing the photo resist layer according to a predetermined pattern; forming a plating layer for a circuit on the predetermined pattern from which the photo resist layer is removed; exposing the seed layer by removing the photo resist layer around the plating layer; forming a corrosion layer on surfaces of the seed layer and the plating layer by performing a chemical reaction of the substrate from which the seed layer is exposed in a reactor in which a predetermined gas is filled; and removing the seed layer by irradiating a laser on the corrosion layer to remove the corrosion layer. | 2014-03-20 |
20140076620 | CONDUCTIVE PARTICLE AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a conductive particle, including: a base particle containing a metal; a seed particle formed on a surface of the base particle; and a first metal layer formed on the base particle, wherein the first metal layer includes a protrusion surrounding the seed particle. The conductive particle has excellent specific resistance characteristics when it is sintered because it has nanosized protrusions formed on the surface of a metal base particle. | 2014-03-20 |
20140076621 | ACOUSTICALLY QUIET CAPACITORS - The described embodiments relate generally to printed circuit boards (PCBs) including a capacitor and more specifically to designs for mechanically isolating the capacitor from the PCB to reduce an acoustic noise produced when the capacitor imparts a piezoelectric force on the PCB. Conductive features can be mechanically and electrically coupled to electrodes located on two ends of the capacitor. The conductive features can be placed in corners where the amplitude of vibrations created by the piezoelectric forces is relatively small. The conductive features can then be soldered to a land pattern on the PCB to form a mechanical and electrical connection while reducing an amount of vibrational energy transferred from the capacitor to the PCB. | 2014-03-20 |
20140076622 | PRINTED CIRCUIT BOARD WITH INTEGRATED THIN FILM BATTERY - The present invention relates to, for example, printed circuit boards having a thin film battery or other electrochemical cell between or within its layer or layers. The present invention also relates to, for example, electrochemical cells within a layer stack of a printed circuit board. | 2014-03-20 |
20140076623 | PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING THE SAME - A printed circuit board includes: a substrate; a land that is disposed on a surface of the substrate, and includes a central portion and a plurality of extended portions, the central portion having the same shape and the same size as a land of a surface mount device, and the extended portions being up-and-down symmetry and right-and-left symmetry with respect to a straight line which passes through the center of the central portion; gaps that are disposed on the surface of the substrate, each of the gaps being disposed on a periphery of the central portion and between the extended portions; and a resist that is disposed on the surface of the substrate, and has an opening portion formed at a position corresponding to the central portion and the gaps. | 2014-03-20 |
20140076624 | Cable Termination Device, A Method For Prefabricating A Cable Termination Device And A Method For Achieving A Cable Termination - A cable termination device of the dry type, for terminating a high voltage cable, including an insulator housing with a first end and a second end and having a hollow interior, and which second end has an opening for insertion of a high voltage cable. The cable termination device further includes a stress controller device located inside the insulator housing and adapted to be mounted on a high voltage cable, an end cap located at the first end of the insulator housing and provided with an external electrical connection means, and an electrically insulating gel filling at least part of the hollow interior of the insulator housing and surrounding at least part of the stress controller device. Further, the stress controller device is provided with a first and a second deflector arrangement for controlling an electric field. | 2014-03-20 |
20140076625 | High Voltage Arrangement Comprising An Insulating Structure - A high voltage arrangement for a high voltage power system has an insulating structure which reduces the creep path. The insulating structure is arranged around the second conductor and has a continuous extension in an axial direction from a first end thereof providing insulation of essentially the entire length of the second conductor to a second end around the bushing portion, which second end extends around the bushing portion at least to a point where an electric potential of an external surface of the bushing portion is at most equal to the average of the potential of the first conductor and the potential of the interfacing plane when the high voltage arrangement is in use. | 2014-03-20 |
20140076626 | FOLDABLE AND RESTRAINABLE CABLES - A foldable and restrainable cable for electrical and electronic devices. The cables are preformed with bends to allow the cable to be gathered together easier for bundling. The cable also has a restrainer section at one end to hold the cable together after it is gathered and bundled for storage. | 2014-03-20 |
20140076627 | Elastomeric Cable Adapters for Power Transmission Cables and Cover Assemblies and Methods Including the Same - A cable adapter unit for building up an outer diameter of an electrical cable to facilitate fitment of a cold-shrinkable cover sleeve body on the electrical cable includes a cold-shrinkable, tubular, elastomeric cable adapter and a removable holdout. The cable adapter defines a cable adapter through passage configured to receive the electrical cable. The cable adapter includes: an integral, electrically conductive, tubular stress cone layer; and an electrically insulating, tubular outer layer integral with and surrounding the stress cone layer. The stress cone layer and the outer layer each define a portion of the through passage. The holdout is mounted within the through passage and is configured to be withdrawn therefrom. The holdout maintains the cable adapter in an expanded state in which the cable adapter is elastically expanded and, when withdrawn from the through passage, permits the cable adapter to radially contract to a contracted state about the electrical cable. | 2014-03-20 |
20140076628 | RIGIDIFIED NON-CONDUITED ELECTRICAL HARNESSES - A rigidified flexible cable including flexible portions and one or more rigid segments, including a primary flexible cable with ends and end fittings, and at least one rigid medial section integral with the flexible portion and formed by coating the flexible cable material with a composite matrix material. Lateral transitions can be incorporated into the cable run and customized to the installation site specifications. | 2014-03-20 |
20140076629 | SPLICE FOR A MINERAL INSULATED CABLE - A splice for splicing opposed ends of mineral insulated cable, where each mineral insulated cable has a jacket surrounding a conductor, and mineral insulation insulating the conductor from the jacket, where the mineral insulation is recessed from the end of each mineral insulated cable, such that a length of conductor is exposed. The splice has an insulating sleeve disposed over a portion of the exposed length of each conductor, the insulating sleeve being positioned immediately adjacent to the mineral insulation. A sealant seals the insulating sleeve to the mineral insulation. A connector electrically connects the conductors at a point between the respective insulating sleeves. A cover covers the ends of the mineral insulated cables. | 2014-03-20 |
20140076630 | CABLE DUCT, ELECTRONIC DEVICE SYSTEM, CABLE DUCT SYSTEM, AND METHOD FOR REPLACING HOUSING IN ELECTRIC DEVICE SYSTEM - Provided are: a cable duct ( | 2014-03-20 |
20140076631 | Perforation Gun String Energy Propagation Management with Tuned Mass Damper - A perforation tool assembly comprises a perforation gun, and a mass energy absorber coupled to the perforation gun. The mass energy absorber is configured to alter the propagation of mechanical energy released by firing one or more perforation guns. The mass energy absorber comprises a mass and at least one absorber, and the at least one absorber is disposed between the mass and the perforating gun. | 2014-03-20 |
20140076632 | METHOD TO PREDICT OVERPRESSURE UNCERTAINTY FROM NORMAL COMPACTION TRENDLINE UNCERTAINTY - A method for predicting a pressure window for drilling a borehole in a formation includes: obtaining a pore pressure related data value of the formation using a data acquisition tool; predicting pore pressure uncertainty from the pore pressure related data value of the formation using a processor; estimating uncertainty of a pressure window for drilling fluid using the predicted pore pressure uncertainty using a processor; and applying the estimated uncertainty to the pressure window to provide a modified pressure window using a processor. | 2014-03-20 |
20140076633 | HOUSING FOR DOWNHOLE MEASUREMENT - Systems, methods and devices for equipping a rotatable drill string with measurement equipment. The system includes a removable carriage unit arranged and designed to be disposed within a bore of a removable section of the rotatable drill string. The removable carriage unit has measurement equipment disposed within a cavity thereof. The method includes disposing measurement equipment in the cavity of the removable carriage unit, coupling the removable carriage unit with a first end portion of the removable section of the rotatable drill string after disposing the measurement equipment in the cavity, and coupling a second end portion of the removable section with a shaft of the rotatable drill string. | 2014-03-20 |
20140076634 | Coring Tools And Related Methods - A coring method includes disposing a coring tool in a borehole adjacent a subterranean formation to be sampled. The method further includes determining a property of the formation and selecting a coring tool operational mode based on the property of the formation. The method also includes obtaining a sample from the formation using the coring tool operational mode. A type of coring shaft also may be selected based on the property of the formation. | 2014-03-20 |
20140076635 | METHOD OF CARRYING OUT A WELLBORE OPERATION - A drilling mud comprising a base fluid in the form of a water-in-oil emulsion comprising droplets of a brine phase dispersed in a continuous oil phase wherein the brine phase has a dissolved salt concentration of at least 2.5 weight % and the emulsion is stabilized with (i) a first polymeric emulsifier that is a block or graft copolymer of the general formula (A-COO) | 2014-03-20 |
20140076636 | GAS INJECTION FOR MANAGED PRESSURE DRILLING - Injection of gas into a managed pressure drilling system to provide for operation of the drilling system in a pressure window defined by the pore pressure of a formation being drilled and a fracture pressure of the formation. The gas is injected through gas injection ports and drilling fluids are allowed to flow between the drilling annulus and the gas injection system though a plurality of flow ports that are disposed vertically below the gas injection ports in the borehole being drilled. The gas injection ports and the flow ports are configured so that when gas is flowing through the gas injection ports, the flow ports are sealed. | 2014-03-20 |
20140076637 | Bi-Stable Valve - A bi-stable valve includes a first chamber having a first aperture and a second aperture, and a second chamber having a first aperture and a second aperture. The bi-stable valve also includes a shaft having a first valve member adjacent a first end of the shaft and a second valve member adjacent an opposite second end of the shaft. The shaft is movable between a first position, in which the first valve member closes off the second aperture of the first chamber and the second valve member closes off the second aperture of the second chamber to prevent fluid from passing through the second apertures of the first and second chambers, and a second position, in which the first valve member and the second valve member allow fluid to pass through the second aperture of the first chamber and the second aperture of the second chamber. | 2014-03-20 |
20140076638 | PRESSURIZED FLUID FLOW SYSTEM HAVING MULTIPLE WORK CHAMBERS FOR A DOWN-THE-HOLE DRILL HAMMER AND NORMAL AND REVERSE CIRCULATION HAMMERS THEREOF - A pressurized fluid flow system for a down the hole drill hammer has a plurality of chambers that exert work, namely one or more auxiliary drive and lifting chambers besides two main chambers located at opposite ends of the piston, the auxiliary chambers each formed around respective waists on the piston and externally delimited by respective cylinders which are arranged longitudinally in series. Two or more internal chambers filled with the pressurized fluid are defined by recesses in the inner surfaces of the piston for supplying said fluid to the work chambers, controlled in a cooperative way by the piston and a control tube coaxially arranged within a central bore of the piston. One or more discharge chambers are formed in between the outer casing and the cylinders for emptying the work chambers through discharge ports in the cylinders. Reverse and normal circulation drill hammers are provided having this system. | 2014-03-20 |
20140076639 | Rock Bit and Cutter Teeth Geometries - A rolling cone drill bit for cutting a borehole comprises a rolling cone cutter mounted on a bit body and adapted for rotation about a cone axis. Further, the bit comprises a tooth extending from the cone cutter. The tooth includes a base at the cone cutter and an elongate chisel crest distal the cone cutter. The crest extends along a crest median line between a first crest end and a second crest end and includes an elongate crest apex. The tooth also includes a first flanking surface extending from the base to the crest, and a second flanking surface extending from the base to the crest. The first flanking surface and the second flanking surface taper towards one another to form the chisel crest. Moreover, the tooth includes a first raised rib extending continuously along the first flanking surfaces and across the chisel crest to the second flanking surface. | 2014-03-20 |
20140076640 | POLYCRYSTALLINE DIAMOND STRUCTURE - A PCD structure comprises a first region ( | 2014-03-20 |