18th week of 2010 patent applcation highlights part 11 |
Patent application number | Title | Published |
20100108296 | THIN COOLING DEVICE - Provided is a vapor-liquid phase change cooling device, which may be manufactured with no limitation of thickness. | 2010-05-06 |
20100108297 | Heat Pipe and Making Method Thereof - A heat pipe and the method thereof are provided. The heat pipe ( | 2010-05-06 |
20100108298 | HEAT PIPE WITH PLANISHED END SURFACE - The invention is to provide a heat pipe that has a planished end surface, and thereby an electronic device can be flatly mounted on the planished end surface of the sealed end of the heat pipe. The heat pipe includes a sealed metal pipe and a porous capillary diversion layer. The metal pipe has a space in vacuum, a working fluid is in the space, wherein the planished end surface is formed on the outer wall of an sealed end of the metal pipe. The porous capillary diversion layer is disposed in the space, and it covers and includes the inner wall of the sealed end of the metal pipe. | 2010-05-06 |
20100108299 | COOLING MODULE, TECHNICAL DEVICE WITH A COOLING MODULE, AND METHOD FOR INTERNALLY COOLING A TECHNICAL DEVICE - The cooling module ( | 2010-05-06 |
20100108300 | SWITCHGEAR CABINET OR RACK WITH A FLUID DISTRIBUTION DEVICE - A switchgear cabinet or a rack with a base, arranged below a usable space, and a fluid distribution device including a coolant line for a cooling medium that flows through a cooling device. In order to achieve simple connection options for other coolant lines, the distribution device is configured as a main distribution unit installed in the region of the base and extends with at least one pipe between two vertical delimitation planes of the base, which are located parallel to each other at a distance, and the pipe has at least one branch part for the connection of the cooling device. | 2010-05-06 |
20100108301 | METHOD FOR COOLING A HUMID GAS AND A DEVICE FOR THE SAME - Cooling performance of a cooler for pre-cooling humid gas supplied to a gas turbine power generation plant, etc. is improved by increasing heat transfer efficiency between the humid gas and cooling liquid flowing in heat exchanger tubes with utilization of condensed liquid generated due to the cooling of the humid gas. In a heat exchanger for cooling humid gas a flowing surrounding heat exchanger tubes | 2010-05-06 |
20100108302 | Heat Dissipating Module - A heat dissipating module includes a rotational member, a stationary member and a driving member. The rotational member is provided with a first air outlet and connected to the driving member. The stationary member is provided with a second air outlet and has plural flow passages. Each of flow passages has an air inlet at an end thereof and a third air outlet at another end thereof. When the driving member actuates the rotational member to rotate, air enters the flow passages of the stationary member via the air inlets to gather at the third outlets. Then, the air is guided outward via the first and the second air outlet for concentrating the air to cool the heat-producing object. | 2010-05-06 |
20100108303 | HEAT EXCHANGER CONSTRUCTION - An improved heat exchanger is disclosed. The heat exchanger is of the type including a pair of headers and a plurality of tubes extending between and fluidly connecting the headers. The improvement comprises a tubular structure for and defining in part each of said headers. The tubular structure is defined by a pair of body elements and has opposed longitudinal joints defined by overlapping portions of the body elements. One of the body elements overlaps the other of the body elements to define one of the joints and is overlapped by the other of the body elements to define the other of the joints. | 2010-05-06 |
20100108304 | HEAT EXCHANGER AND METHOD OF ASSEMBLING SAME - The invention provides for a manufacturing process of a heat exchanger having a flat tube and fin core. The flat tube and fin core is formed in such a way that free flat tube ends are provided, wherein the flat tube and fin core is brazed in a brazing furnace, and wherein the flat tube ends are received in receptacle openings of a mounting plate and a header forming an enclosed space for receiving a bonding agent for coupling the flat tube ends to the header and mounting plate. | 2010-05-06 |
20100108305 | Reducing the energy requirements for the production of heavy oil - An apparatus for generating a heated product stream downhole is provided wherein a fuel rich mixture is reacted downhole by contact with a catalyst to produce a partially reacted product stream, the fuel rich mixture comprising fuel and oxygen. The partially reacted product stream is brought into contact with an oxidant thereby igniting combustion upon contact producing a combustion product stream. The combustion product stream may be cooled by injecting a diluent flow such as water or CO | 2010-05-06 |
20100108306 | VIBRATION DAMPING SYSTEM FOR DRILLING EQUIPMENT - A downhole tool is described designed to be suspended from a surface location into a wellbore ( | 2010-05-06 |
20100108307 | SYSTEM, METHOD AND APPARATUS FOR GAS EXTRACTION DEVICE FOR DOWN HOLE OILFIELD APPLICATIONS - A gas extraction device for down hole oilfield applications utilizes the flow of the liquid, created by an artificial lift device, to produce conditions by which the gas is drawn into tubing. A venturi creates a low pressure area through a constricted section of the tubing. The pressure within the throat of the venturi drops the pressure in the casing. The device is axially adjusted to allow communication ports to a lower pressure area of the casing annulus. The lower pressure in the venturi draws the gas into the liquid stream and into the production tubing above the device. The gas is then transferred through the well head within the liquid stream. | 2010-05-06 |
20100108308 | Sealing material to metal bonding compositions and methods for bonding a sealing material to a metal surface - A downhole well tool having a component with a metal surface to which a sealing material is adhered is disclosed. The sealing material is bonded to the metal surface through the use of an energetic material disposed between the sealing material and the metal surface. Upon activation or initiation of the energetic material, the sealing material becomes bonded to the metal surface. A plastic layer may be disposed between the sealing material and the metal surface to facilitate bonding sealing material to the metal surface. The energetic material is used to bond the plastic layer to the metal surface and may be used to bond the plastic layer to the sealing material. | 2010-05-06 |
20100108309 | Downhole Fluid Injection Dispersion Device - The invention described herein is directed to a downhole fluid injection dispersion device. This invention may be employed to radially disperse fluid injected downhole in a well bore. This invention comprises a body comprising an inlet port and at least two radial outlet ports. | 2010-05-06 |
20100108310 | OFFSET BARRIER WELLS IN SUBSURFACE FORMATIONS - A plurality of first barrier wells are formed in a formation for a first barrier. A substantially constant spacing separates adjacent first barrier wells. The formation is analyzed to determine the principal fracture direction of at least one layer of the formation. An offset distance of second barrier wells relative to first barrier wells is determined based on the principal fracture direction to limit a maximum separation distance between a closest barrier well and a theoretical fracture extending between the first barrier and the second barrier along the principal fracture direction to a distance of less than one half of the spacing that separates adjacent first barrier wells. The second barrier wells are offset from the first barrier wells by a distance that is at least substantially the same as the offset distance. | 2010-05-06 |
20100108311 | Calorimetric distributed temperature system and methods - Methods for designing and performing a treatment operation on a subterranean formation penetrated by a wellbore are provided, in which the treatment operation includes the use of a treatment fluid comprising reactants for a chemical reaction. The methods generally include the step of obtaining wellbore temperature-profile information on the wellbore and obtaining kinetic or thermodynamic data for the chemical reaction, and combining the information to help design the treatment operation. Preferably, the methods include the use of a distributed temperature system (“DTS”) for gaining temperature-profile information for a wellbore. | 2010-05-06 |
20100108312 | Method of Using a Charged Chamber Pressure Transmitter for Subterranean Tools - A sensor and transmitter is employed with a pressurized chamber of a downhole tool to be able to tell at a glance when the tool is delivered for service that it is properly charged. The sensor and transmitter can be integrated within the tool so as to be protected from damage during run in. While in service the sensor and transmitter can monitor pressure in real time and include a capability to send surface signals for real time monitoring of chamber pressures corrected for the service depth, temperature and density of the hydraulic fluid, for example. The signal can be acoustic through the control line or the annulus or delivered through a fiber optic cable or signal wire run in the hydraulic control line, an auxiliary line or through the annulus. | 2010-05-06 |
20100108313 | COILED TUBING CONVEYED COMBINED INFLOW AND OUTFLOW CONTROL DEVICES - Methods and systems of hydrocarbon production where wellbore stimulation and production is achieved in a single wellbore run-in, and inflow control devices are installed in an existing wellbore completion. A coiled tubing string is conveyed into a substantially horizontal portion of a wellbore, where the coiled tubing string has a production tubular configured to execute both stimulation and recovery operations. The production tubular can include an inflow control device to be installed in an existing wellbore. | 2010-05-06 |
20100108314 | SYSTEM AND METHOD FOR DOWNHOLE SAMPLING OR SENSING OF CLEAN SAMPLES OF COMPONENT FLUIDS OF A MULTI-FLUID MIXTURE - Embodiments of the present invention provide systems and methods for downhole sampling or sensing of clean samples of component fluids of a multi-fluid mixture. More specifically, but not by way of limitation, embodiments of the present invention provide for, amongst other things, separating downhole multi-fluid mixtures into an oil-based fluid, a water-based fluid and/or the like and sampling and/or sensing of the clean separated fluids. Such sampling or sensing may be provided by a downhole tool in accordance with some embodiments of the present invention and the downhole tool may be used for production logging, formation testing and/or the like. | 2010-05-06 |
20100108315 | Method for reducing the H2S content of an H2S-containing subterranean formation - A process to reduce the hydrogen sulfide content of a hydrogen sulfide-containing subterranean formation and of products recovered from the subterranean formation by injecting sulfur dioxide into the subterranean formation. | 2010-05-06 |
20100108316 | METHOD OF IMPROVING RECOVERY FROM HYDROCARBON RESERVOIRS - A method of increasing the recovery of hydrocarbons from a highly fractured reservoir is described using the steps of injecting into the reservoir a membrane-forming fluid to form a membrane over the surface of at least part of exposed formation, injecting into the reservoir a fluid to establish a chemical potential gradient across the membrane and letting fluid enter the formation across the membrane to increase the pressure inside the formation and to force additional hydrocarbon from the formation. | 2010-05-06 |
20100108317 | Passive Heating Assisted Recovery Methods - A method for producing hydrocarbons from a region having adjacent strata divided by an impermeable or partially permeable barrier and, wherein at least one of the strata contains hydrocarbons, comprises of sufficiently heating one of the stratum to allow heat to be conducted to the hydrocarbon containing stratum and producing hydrocarbons therefrom. In one aspect, both strata contain hydrocarbons, such as bitumen, and heat is generated by a steam assisted gravity drainage process to the adjacent stratum. Heat may also be generated by in-situ combustion of hydrocarbons to preheat an adjacent stratum, or by electrical heating. Once pre-conditioned to a higher in-situ temperature, hydrocarbon production may be facilitated by diluting the target pre-heated hydrocarbon bearing stratum with solvent injection. | 2010-05-06 |
20100108318 | METHOD AND DEVICE FOR THE IN-SITU EXTRACTION OF A HYDROCARBON-CONTAINING SUBSTANCE, WHILE REDUCING THE VISCOSITY THEREOF, FROM AN UNDERGROUND DEPOSIT - A device for the in-situ extraction of a hydrocarbon-containing substance, while reducing the viscosity thereof, from an underground deposit, has at least one injection pipeline extending in the deposit and at least one production pipeline leading out of the deposit, which together form a so-called well pair. The injection and production pipelines each have a starting region extending above ground in some areas, and an active region connecting to the starting region inside the deposit. With the method, during a heating phase hot steam is applied to the injection and production pipelines, while during a production phase hot steam is applied only to the injection pipeline. Furthermore, the active region of the injection pipeline is additionally configured as an induction heater regarding the surrounding area in the deposit. In the associated device, for example, the well pair formed by the injection pipeline and production pipeline can be configured as electrodes. | 2010-05-06 |
20100108319 | Reduced Waste Cleaning Methods for Oil Well Related Systems - A method for using an engineered fluid in a manner that reduces or minimizes waste includes applying the engineered fluid to a container having a settled component of a stored fluid, retrieving the applied engineered fluid and at least a portion of the settled component from the container, and using the applied engineered fluid at least once in the same manner as the stored fluid was used. In certain applications, the applied engineered fluid may be put to a different use. The engineered fluid may be processed prior to use. | 2010-05-06 |
20100108320 | SUBSURFACE SAFETY VALVE FOR CHEMICAL INJECTION - A subsurface safety valve is modified to permit the passage of a downhole treatment chemical through the valve while bypassing a valve closure member which is maintained within the safety valve in operative condition. | 2010-05-06 |
20100108321 | APPARATUS FOR VENTING AN ANNULAR SPACE BETWEEN A LINER AND A PIPELINE OF A SUBSEA RISER - An apparatus for venting an annular space between a liner and a pipeline of a subsea riser used for conveying hydrocarbons, the apparatus comprising a permeate recovery device for recovering permeate passing through the liner into the annular space. The permeate recovery device includes a first vent port in a wall of the pipeline at or adjacent a lower region of the pipeline and communicating with a permeate recovery line defining a flow path between the annular space and a permeate collection vessel. A one-way valve is associated with the permeate recovery line for preventing flow from the permeate recovery line into the annular space. A gaseous permeate recovery line connected to a second vent port at an upper region of the pipeline defining a flow of gaseous permeate from the annular space. | 2010-05-06 |
20100108322 | PARALLEL DRILLING AND COMPLETION FOR A DRY TREE FLOATING PRODUCTION FACILITY - Field development drilling and completion/production work are performed from a floating facility having a deck with a moon pool and a well bay, a first drilling rig fixed to the deck over the moon pool, and a second drilling rig movably mounted on the deck over the well bay. In use, the facility is positioned in a first position for field development drilling by the first drilling rig through the moon pool at a first well location. The facility is moved to a second position for field development drilling by the first drilling rig through the moon pool at a second well location. During the field development drilling at the second well location, the facility is moved so that the first well location is accessible through the well bay. Well completion/production work is performed at the first well location through the well bay with the second drilling rig. | 2010-05-06 |
20100108323 | Reliable Sleeve Activation for Multi-Zone Frac Operations Using Continuous Rod and Shifting Tools - An apparatus for opening and closing downhole tools, such as sliding sleeves, includes a first (opening) shifting tool connected to an end of a continuous rod, an intermediate rod connected below the first shifting tool, and a second (closing) shifting tool connected to the end of the intermediate rod. The first tool has a profile for selectively opening sleeves when moved downhole, and the second tool has a profile for selectively closing sleeves when moved uphole. Alternatively, a single tool can couple to the end of the continuous rod and can have the profiles for opening and closing sleeves. When used, the continuous rod and shifting tools are deployed downhole to a series of sliding sleeves on a tool string. Manipulated by the continuous rod and a rig at the surface, the shifting tools are used to successively open and close the sliding sleeves so that successive isolated zones of a formation can be treated with frac fluid. | 2010-05-06 |
20100108324 | Linear Actuation System in the Form of a Ring - A device for use in actuating a valve to control the flow of fluids through a flow tube comprises a stationary ring surrounding the flow tube, the ring having an inner diameter greater than an outer diameter of the flow tube. An interior of the ring and an exterior of the flow tube have complementary screw threads. At least three actuators are equally circumferentially spaced along an exterior of the ring. When activated an actuator induces a screw thread on the interior of the ring to engage a screw thread on the exterior of the flow tube such that the flow tube is moved in an axial direction relative to the ring. | 2010-05-06 |
20100108325 | METHOD AND DEVICE FOR SECURING A WELL - A method and a device for securing a well during sluicing in of a well tool ( | 2010-05-06 |
20100108326 | GAS LIFT VALVE ASSEMBLY - An apparatus that is usable with a well includes a gas lift valve and an isolation member. The gas lift valve includes a valve element that is located between an annulus and a passageway of a tubing. The valve element is adapted to selectively open and close to control fluid communication through the valve element. The isolation member is adapted to in a first state, isolate the valve element from at least one of the annulus and the passageway and in a second state, permit fluid communication between the valve element and the annulus or passageway. | 2010-05-06 |
20100108327 | Consumable Downhole Tools - A downhole tool having a body or structural component comprises a material that is at least partially consumed when exposed to heat and a source of oxygen. The material may comprise a metal, such as magnesium, which is converted to magnesium oxide when exposed to heat and a source of oxygen. The downhole tool may further comprise a torch with a fuel load that produces the heat and source of oxygen when burned. The fuel load may comprise a flammable, non-explosive solid, such as thermite. | 2010-05-06 |
20100108328 | Method for Removing a Consumable Downhole Tool - A method for removing a downhole tool from a well bore comprises consuming at least a portion of the downhole tool within the well bore via exposure of the tool to heat and a source of oxygen. Another method of removing a downhole tool from a well bore comprises exposing the downhole tool to heat and a source of oxygen in situ within the well bore to desirably consume at least a portion of the tool within the well bore. | 2010-05-06 |
20100108329 | DOWNHOLE INJECTOR SYSTEM FOR CT AND WIRELINE DRILLING - An apparatus for moving tubing through a borehole comprises an injector assembly with a driving mechanism to move the tubing through the borehole; wherein the apparatus comprises an anchoring system for securing the injector assembly downhole to a cased portion of a borehole wall and connections for receiving a power supply from the surface. | 2010-05-06 |
20100108330 | EQUALIZED LOAD DISTRIBUTION SLIPS FOR SPIDER AND ELEVATOR - Embodiments of the present invention generally relate to an apparatus for supporting a tubular that more evenly distributes stress along the contact length of a tubular. In one embodiment, an apparatus for supporting a tubular is provided. The apparatus includes a bowl having a longitudinal opening extending therethrough and an inner surface for receiving a gripping member. The gripping member is movable along the surface of the bowl for engaging the tubular. The apparatus is configured so that an upper portion of the gripping member will engage the tubular before the rest of the gripping member engages the tubular. | 2010-05-06 |
20100108331 | Surface Equipment Assembly for Wellbore Cable - An embodiment of a clamping, cutting, and wiping assembly assembly may comprise a frame defining a pathway for a cable to pass therethrough, a clamp mechanism, a cutter device, and a wiper mounted to the frame adjacent the pathway for engaging with a cable, wherein the clamp device, the cutter, and the wiper may each be actuatable. | 2010-05-06 |
20100108332 | Valve Assembly - A valve assembly ( | 2010-05-06 |
20100108333 | FIRE EXTINGUISHER WITH DISPOSABLE PLASTIC CONTAINER - Fire extinguisher with disposable plastic container refers to a disposable fire extinguisher that works with direct pressure (internal) in a Container ( | 2010-05-06 |
20100108334 | AERATION DEVICE - A soil aeration device may include a plurality of arcuate blades mounted to an assembly adapted to rotate and translate the blades proximate a ground surface, thereby forming aeration pockets in the soil. In certain embodiments, the arcuate tines penetrate and fracture the soil while minimizing the amount of soil lifted from the pocket deposited on the top of the soil. In various embodiments, a planetary gear assembly imparts to the tine a translational and rotational movement which creates a fractured pocket in the soil while minimizing the amount of soil lifted from the pocket and deposited on the surface of the soil. In still other embodiments, the arcuate tine may have mounted thereon a coring tube that cuts and removes a plug from the pocket formed in the soil. | 2010-05-06 |
20100108335 | SCRAPER WITH ROTATING BLADE FOR ENGAGING A ROTATING DISK - A scraper for mounting to a tool bar of a farm implement having at least one rotating disk for tilling soil, including a support mounted to the tool bar and a shaft pivotally attached to and extending from the support where the shaft has a central axis. A scraper blade is rotatably attached to an end of the shaft and the scraper blade comprises a perimeter wherein the shaft pivots to rotatably engage a side surface of the rotating disk to prevent soil from accumulating on the side surface and prevents debris from accumulating between the side surface and the scraper blade. | 2010-05-06 |
20100108336 | Ride control for motor graders - A ride control arrangement for a machine having a frame, a ripper, a hydraulic actuator operative to move the ripper includes at least one accumulator assembly, and a valve mechanism operatively disposed between the accumulator assembly and the hydraulic actuator to either block or allow fluid communication between the hydraulic actuator and the accumulator assembly. A ride control arrangement for a motor grader with an implement operated by a hydraulic actuator similarly includes at least one accumulator assembly selectively fluidly connected to the hydraulic actuator by way of a valve mechanism. | 2010-05-06 |
20100108337 | COMPLIANT SHIFTING MECHANISM FOR RIGHT ANGLE DRILL - A compliant shifting mechanism can change the operation of a power tool between first and second operating conditions. The shifting mechanism can provide two distinct forces on a gear set during movement of the gear set between the two operating conditions. The shifting mechanism can provide a user with a tactile sensation of the completion of the transition between the two operating conditions without the gear set completing the full transition. A shifting mechanism can automatically complete the change between operating conditions, regardless of an alignment between the gear set and another component. The two distinct forces can be a torsional resistance force and a bending resistance force. | 2010-05-06 |
20100108338 | ADAPTER FOR A HAND-HELD POWER TOOL - The invention describes an adapter for a handheld machine tool, comprising a locking unit ( | 2010-05-06 |
20100108339 | HAND-HELD MACHINE TOOL - The invention relates to a hand-held Machine tool, in particular a hammer drill and/or chipping hammer. The tool according to the invention has a transmission device with a drive bearing that has at least one torque-transmitting means with a transmitting contour for transmitting a torque onto the drive bearing. According to the invention, the transmitting contour of the torque-transmitting means is produced by axial machining and/or a stamping and/or planning process. | 2010-05-06 |
20100108340 | Impact Rapping Device - An impact rapping device includes a stationary anvil integrated with a surface to be rapped, the anvil having a hammering axis perpendicular to the surface to rapped, a hammer arranged to move coaxially with the hammering axis, to hit an impact surface of the anvil, and a device for moving the hammer. The anvil and the hammer form a compact unit, which can be assembled in any position. The hammer is supported to lean on the anvil in such a way that the position of the hammer automatically follows changes of place or position of the anvil, and so that the hammer can move only parallel to the hammering axis. | 2010-05-06 |
20100108341 | Battery pack, charger and terminal block arrangements for cordless power tool system - A battery pack, charger, and terminal blocks for the pack, charger and a cordless power tool are provided. The pack includes battery cells disposed between end caps within a bottom housing of the pack, and a potting boat for housing pack electronics electrically connected to the cells between the end caps and disposed within a pack top housing. A pack terminal block is connected to the potting boat within the top housing. The charger and the power tool each include a terminal block for providing electrical connections between the charger/tool and the battery pack. The terminal block is configured to float side-to-side to provide displaceable movement of the terminal block within the charger housing or tool housing for aligning the battery pack terminal block therein. | 2010-05-06 |
20100108342 | LAYERED STRUCTURE WITH OUTER LIGHTNING PROTECTION SURFACE - An improved layered structure with an outer lightning protection surface is provided. The layered structure may include an expanded metal foil processed to reduce the number, severity, or the number and severity of stress concentration sites, thereby reducing micro-crack initiation sites. Chemical etching, mechanical micro-deburring processes, or both may be used to address stress concentration sites on the expanded metal foil. | 2010-05-06 |
20100108343 | HOUSING AND MANUFACTURING METHOD THEREOF - A housing, comprising: a substrate; and a vacuum depositing coating formed on the substrate by vacuum depositing method, the vacuum depositing coating including a first metal coating, a second metal coating formed on the first metal coating, and a third metal coating formed on the second metal coating; wherein the first metal coating is an aluminum coating having a light transmittance of about 25-35%, the second metal coating is a silicon dioxide coating having a thickness of about 150-450 nm, and the third metal coating is a titanium coating having a light transmittance of about 45-55%. A method for making the housing is also described. | 2010-05-06 |
20100108344 | HOUSING FOR ELECTRONIC DEVICE AND METHOD OF MAKING THE HOUSING - A method of making a housing, comprising the steps of: providing a transparent plastic substrate, the substrate having an outer surface and an inner surface; coating at least portions of the outer surface with a photosensitizer; activating the substrate by using an energy ray to irradiate areas of the outer surface covered with the photosensitizer to form a conductive medium layer thereon; electroplating the activated substrate, an electroplated coating formed on the irradiated area in a predetermined pattern; forming an electrophoretic coating on the surface of the electroplated coating by an electrophoresis process; and forming a paint coating on the inner surface of the substrate. A housing made by the present method is provided. | 2010-05-06 |
20100108345 | LID FOR MICRO-ELECTRO-MECHANICAL DEVICE AND METHOD FOR FABRICATING THE SAME - A lid for a micro-electro-mechanical device and a method for fabricating the same are provided. The lid includes a board with opposite first and second surfaces and a first conductor layer. The first surface has a first metal layer thereon. The first metal layer and the board have a recess formed therein. The recess has a bottom surface and a side surface adjacent thereto. The first conductor layer is formed on the first metal layer and the bottom and side surfaces of the recess. The shielding effect of the side surface of the board is enhanced because of the recess integral to the board, the homogeneous bottom and side surfaces of the recess, and the first conductor layer covering the first metal layer, the bottom and side surfaces of the recess. Hence, the shielding effect upon the micro-electro-mechanical device is enhanced. | 2010-05-06 |
20100108346 | BUILDING ENTRANCE TERMINAL BOX WITH MODULAR PANELS - A building entrance terminal box using modular panels. The connection chamber of the box receives modular panels which snap into place without the need for screws. Each module includes a prewired surge protection field and output wire termination device. The surge protection field is also prewired to a connector for mating with the input wire termination device in the splice chamber. When the module is snapped into place, a connection is made with a grounding bar automatically. Various size modules may be used within a box. | 2010-05-06 |
20100108347 | Mounting bracket with far side support - A mounting bracket is provided for supporting an electrical box to a support structure. The mounting bracket includes a mounting base for coupling to the electrical box, and a body member extending perpendicular to the mounting base and extending against the back wall of the electrical box. The body member includes a support member and extension member that can be folded outwardly from the back wall of the electrical box to contact an opposing wall and support the electrical box. In another embodiment, the mounting bracket includes a front plate with a central opening for receiving an electrical box and a pair of extension members that extend in a rearward direction with respect to the electrical box. The support members can include an extension member that can be folded outwardly to contact an opposing wall surface to support the electrical box. | 2010-05-06 |
20100108348 | Covering for a separable connection - A covering for a plug and socket connection mounted in a housing is provided with a cover that covers the plug and socket connection in closed position and which is pivotable from the closed position into an open position in which it releases the plug and socket connection. The cover is mounted pivotable at a guide component. The guide component is mounted displaceable in a receptacle of the housing. In its open position, the cover is aligned with the guide component and can be inserted together with it into the receptacle. | 2010-05-06 |
20100108349 | COMMUNICATION CABLE OF HIGH CAPACITY - In communication cable of high capacity according to present invention, conductor of diameter d is coated by insulation material to form wire of diameter D, plural number of said wire are twisted by pitch p to form pairs, plural number of said pairs are twisted by collective pitch P, and said communication cable of high capacity comprise sheath wrapping said pairs, and the diameter d of said conductor and diameter D of said wire and pitch p and collective pitch P and impedance of said wires are defined by function of compensation coefficient A(81 | 2010-05-06 |
20100108350 | Cable For High Speed Data Communications - Cables and methods of manufacturing cables for high speed data communications, the cable including: a first inner conductor enclosed by a first dielectric layer and a second inner conductor enclosed by a second dielectric layer, the inner conductors and the dielectric layers parallel with and along a longitudinal axis; and folded conductive shield material wrapped in a rotational direction along and about the longitudinal axis around the inner conductors and the dielectric layers, including overlapped wraps along and about the longitudinal axis, the conductive shield material comprising a first conductive layer and second conductive layer separated by an inner-shield dielectric layer. | 2010-05-06 |
20100108351 | FIRE RESISTANT CABLE - Cable comprising at least one conductor and at least a fire resistant coating layer including a composition comprising: (a) at least an organic polymer having a combustion temperature range comprised between a minimum value T1 and a maximum value T2; (b) at least a glass frit; (c) at least an inert compound; wherein:—said inert compound (c) has a softening point or a melting temperature of not less than 1000° C.;—said glass frit (b) reaches a viscosity of between 10 | 2010-05-06 |
20100108352 | BARRIER PIERCING ELECTRODE - An electrode is provided that is adapted to both pierce a barrier and providing an over-air discharge of electrical energy. In this regard, an over air discharge of electrical energy may be provided to an opposing side of a barrier. In one arrangement, the electrode includes a tapered point, which may be a hardened material, to facilitate piercing a barrier. In a further arrangement, the electrode incorporates an insulative shaft. In this arrangement, the insulative shaft electrically isolates a conductor of the electrode from a conductive barrier. Accordingly, the electrode may be utilized to pierce metallic enclosures and provide an electrical discharge for the purpose of altering the operation of electronic device within such enclosures. | 2010-05-06 |
20100108353 | ATTRITION-RESISTANT HIGH TEMPERATURE INSULATED WIRES AND METHODS FOR THE MAKING THEREOF - Methods are provided for producing an attrition-resistant, flexible, insulated wire well-suited for use in a high temperature operating environment. In one embodiment, the method includes the steps of providing a conductor, preparing a dielectric coating, applying the dielectric coating over the conductor, and curing the coated conductor. The dielectric coating includes an organic binder, a dielectric material, and an inorganic lubricant. | 2010-05-06 |
20100108354 | Cable with Improved Flame Retardancy - The present invention relates to a cable comprising one or more insulated conductors which are embedded in a bedding composition having improved flame retardancy. The bedding composition comprises a resin (A) and inorganic filler (B), which is a hydroxide or hydrated compound. | 2010-05-06 |
20100108355 | ELECTRIC WIRE HAVING A PTFE COVERING THAT IS ROBUST AND THAT HAS A LOW DIELECTRIC CONSTANT, AND A METHOD AND A TOOL FOR MANUFACTURING THE SAME - An electric wire that has a conductor held by spacers in a covering of PTFE, continuous cells being formed between the covering, the spacers, and the conductor. In an axial section, the majority of the PTFE fibers of the spacers point in a substantially radial direction, thereby imparting excellent robustness to the spacers. | 2010-05-06 |
20100108356 | INSULATION-COATED WIRE - An insulation-coated wire has a conductor, and a semiconductive layer provided at an outer periphery of the conductor, the semiconductive layer comprising a resin coating comprising metal fine particles dispersed in a base resin, in which an average particle diameter of the metal fine particles is not greater than 1 μm. | 2010-05-06 |
20100108357 | CROSS-LINKING AGENT - The present invention relates to a crosslinkable polymer composition comprising an unsaturated polyolefin having a total amount of carbon-carbon double bonds/1000 carbon atoms of at least 0.38, and at least one crosslinking agent being a carbon-carbon initiator that is free of peroxide groups and capable of thermally decomposing into carbon-based free radicals by breaking at least one carbon-carbon single bond, such as 3,4-dimethyl-3,4-diphenylhexane. | 2010-05-06 |
20100108358 | ELECTRONIC COMPONENT, LEAD-WIRE AND THEIR PRODUCTION METHODS - Disclosed is a lead wire having a lead electrode made of a metal and a cap. The cap covers the front end portion of the lead electrode and is made of a metal harder than that of the lead electrode. Also disclosed is an electronic component having a functional device and the lead wire. The lead electrode is led out from the functional device. | 2010-05-06 |
20100108359 | CONNECTING WIRE AND METHOD FOR MANUFACTURING SAME - A connecting wire having an electrically conductive core—preferably provided by a wire or ribbon—with a coating provided on the surface of the core, the coating being composed of a nitrogen-containing tantalum alloy or tungsten alloy, and also optionally containing silicon as an additional alloy component. The invention further relates to a manufacturing method for such a connecting wire. | 2010-05-06 |
20100108360 | MEMBRANE CIRCUIT BOARD - The invention discloses a membrane circuit board including a substrate, a plurality of first signal pins and a second signal pin. The first signal pins and the second signal pin are disposed on the substrate. The substrate has a first edge. Each of the first signal pins has a first terminal, and the first terminal has a first width. The second signal pin has a second terminal, which is disposed between the first edge and the first terminal. The second terminal has a second width. The second width is larger than the first width. Accordingly, the membrane circuit board may have high error tolerance and better quality control efficiency. | 2010-05-06 |
20100108361 | WIRING SUBSTRATE AND METHOD OF MANUFACTURING THE WIRING SUBSTRATE - A wiring substrate includes a substrate body including first and second surfaces on opposite sides and a substrate side surface; a penetration electrode penetrating through the substrate body; a first wiring pattern on the first surface and including a first pad; a second wiring pattern on the second surface and including a second pad; a first insulating resin layer covering the first wiring pattern except for an area corresponding to the first pad and having a first resin side surface; a second insulating resin layer covering the second wiring pattern except for an area corresponding to the second pad and having a second resin side surface that is flush with the first resin side surface; a notch part encompassing at least apart of the substrate body and having a resin material provided therein. The substrate side surface is located more inward than the first and second resin side surfaces. | 2010-05-06 |
20100108362 | ELECTRONIC SYSTEM WITH HEAT DISSIPATION DEVICE - An electronic system includes a printed circuit board, a base, and a wire clip. The printed circuit board includes an electronic component and a plurality of hooks around the electronic component. The base thermally contacts the electronic component of the printed circuit board. Two clasps are formed at opposite ends of the base. The wire clip includes two pressing portions, two first connecting portions extending inwardly from first ends of the two pressing portions respectively, and two second connecting portions extending inwardly from second ends of the two pressing portions respectively. The first and second ends of the pressing portion are opposite. The pressing portions of the wire clip are clasped by the clasps of the base. The first connecting portions engage with two hooks of the printed circuit board, and the second connecting portions engage with another two hooks of the printed circuit board. | 2010-05-06 |
20100108363 | VIA STRUCTURE IN MULTI-LAYER SUBSTRATE AND MANUFACTURING METHOD THEREOF - Disclosed is a via structure in a multi-layer substrate, comprising a first metal layer, a dielectric layer and a second metal layer. The first metal layer has an upper surface. The dielectric layer covers the first metal layer in which a via is opened to expose the upper surface. The second metal layer is formed in the via and contacts an upper surface and an inclined wall of the via. A contacting surface of the second metal layer has a top line lower than the upper edge of the inclined wall. Alternatively, the second metal layer can be formed on the dielectric layer as being a metal line simultaneously as formed in the via as being a pad. The metal line and the pad are connected electronically. The aforesaid metal second layer can be formed in the via and on the dielectric layer by a metal lift-off process. | 2010-05-06 |
20100108364 | FLAME RETARDANT COMPOSITIONS - Flame retardant compositions that are halogen-free or substantially halogen-free are disclosed. In certain examples, the compositions comprise a polyphenylene ether, a halogen-free or substantially halogen-free polyepoxide, and one or more phosphorated compounds. Prepregs, laminates, molded articles and printed circuit boards using the compositions are also disclosed. | 2010-05-06 |
20100108365 | CIRCUIT CONNECTION MATERIAL, CIRCUIT MEMBER CONNECTING STRUCTURE AND METHOD OF CONNECTING CIRCUIT MEMBER - The circuit-connecting material for connection between circuit members each having a board and a circuit electrode formed on the primary surface of the board, comprising an adhesive composition that cures in response to light or heat and an organic compound containing a urethane group and an ester group. | 2010-05-06 |
20100108366 | PREPARATION METHOD FOR AN ELECTROCONDUCTIVE PATTERNED COPPER LAYER AND A PATTERNED COPPER LAYER FORMED BY THE METHOD - A method for preparing an electroconductive patterned copper layer, comprising mixing copper-based particles with a reducing agent, and then adding a solvent thereto to prepare a reducing agent-containing copper-based particle dispersion solution; printing on or filling in the reducing agent-containing copper-based particle dispersion solution a substrate in a predetermined shape to form a reducing agent-containing copper-based particle patterned layer; and firing the reducing agent-containing copper-based particle patterned layer in the air, which allows forming a patterned copper layer with excellent electric conductivity even in the air, thereby being industrially very useful. | 2010-05-06 |
20100108367 | CURABLE RESIN COMPOSITION, COMPOSITE BODY, MOLDED BODY, LAMINATED BODY AND MULTILAYERED CIRCUIT BOARD - A curable resin composition comprising: 100 parts by weight of an alicyclic olefin polymer (A); from 1 to 100 parts by weight of a curing agent (B); from 10 to 50 parts by weight of a salt (C) of a basic nitrogen-containing compound with a phosphoric acid; and from 0.1 to 40 parts by weight of a condensed phosphate ester (D); of which phosphorus element content is not less than 1.5% by weight. The composition can provide a molded body or composite body which excels in a moisture resistance, a flame retardancy, a smoothness of the surface, and an electric insulation property and a cracking resistance, and hardly generates a harmful substance in burning. A multilayered circuit board is obtained by molding the composition into a sheet; laminating the sheet on an inner layer board; curing the laminated sheet to form an electric insulating layer; and forming an electric conducting layer on the electric insulating layer. | 2010-05-06 |
20100108368 | RESIN COMPOSITION FOR FORMING INSULATING LAYER OF PRINTED WIRING BOARD - Disclosed is a halogen-free resin composition for printed wiring board production, which is remarkably reduced in quality deterioration due to moisture absorption of a semi-cured resin film (layer). Also disclosed is a copper film with resin or the like. The resin composition is characterized by containing a component A (one or more resins selected from the group consisting of bisphenol-A epoxy resins, bisphenol-F epoxy resins and bisphenol-AD epoxy resins, which have an epoxy equivalent of not more than 200, while being in a liquid state at 25 DEG C.), a component B (a linear polymer having a crosslinkable functional group), a component C (a crosslinking agent), a component D (an imidazole-based epoxy resin curing agent) and a component E (a phosphorus-containing epoxy resin). The resin composition is also characterized by containing 0.5-3.0% by weight of phosphorus atoms per 100% by weight of the resin composition. In the copper foil with resin, a resin layer is formed by using the resin composition. | 2010-05-06 |
20100108369 | Printed Circuit Boards, Printed Circuit Board Capacitors, Electronic Filters, Capacitor Forming Methods, and Articles of Manufacture - Printed circuit board capacitors include a first electrode comprising a via extending at least partially through a multi-layer printed circuit board and a plurality of conductive pads in electrical contact with the via and extending radially outward from the via, and a second electrode electrically isolated from the first electrode and comprising a plurality of ground-plane layers of the printed circuit board. The plurality of ground-plane layers include electrically conductive material overlapping the plurality of conductive pads. | 2010-05-06 |
20100108370 | SYSTEM AND METHOD OF FORMING A PATTERNED CONFORMAL STRUCTURE - A system and method of forming a patterned conformal structure for an electrical system is disclosed. The conformal structure includes a dielectric coating shaped to conform to a surface of an electrical system, with the dielectric coating having a plurality of openings therein positioned over contact pads on the surface of the electrical system. The conformal structure also includes a patterned conductive coating layered on the dielectric coating and on the contact pads such that an electrical connection is formed between the patterned conductive coating and the contact pads. The patterned conductive coating comprises at least one of an interconnect system, a shielding structure, and a thermal path. | 2010-05-06 |
20100108371 | WIRING BOARD WITH BUILT-IN ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME - A wiring board with a built-in electronic component in which an electronic component is flip-chip mounted to be built in, including a conductive-pattern layer, a connection terminal formed in the conductive-pattern layer and electrically connected to the electronic component, and a solder resist layer formed on the conductive-pattern layer. The solder resist layer is formed around the connection terminal on the conductive-pattern layer, but it is not formed in at least part of the other region on the conductive-pattern layer. | 2010-05-06 |
20100108372 | Electronic component package and manufacturing method thereof - An electronic component package and a manufacturing method thereof. The electronic component package includes: an insulation layer; a single layer of circuit pattern buried in the insulation layer and having a surface exposed at one side of the insulation layer, the circuit pattern comprising a bonding pad and a solder ball pad; and an electronic component mounted on one side of the insulation layer and electrically connected with the bonding pad. In addition, the electronic component package includes a portion of the insulation layer being removed in correspondence with the position of the solder ball pad such that the solder ball pad is exposed at the other side of the insulation layer. | 2010-05-06 |
20100108373 | DOUBLE-STACKED EBG STRUCTURE - In a double-stacked electromagnetic bandgap (EBG) structure, a first conductive plane and a second conductive plane are spaced apart in parallel. At least two EBG layers are embedded in parallel between the first conductive plane and the second conductive plane. The at least two EBG layers have different stopband characteristics. A plurality of vias connect the at least two EBG layers respectively to one of the first and second conductive planes. At least the vias connecting one of the EBG layers pass through via holes in cells of another EBG layer. | 2010-05-06 |
20100108374 | Weatherproof cover assembly for an electrical box having a water intrusion barrier - A cover assembly for attaching to an electrical box includes housing and a cover hinged to the housing. The assembly is mounted to the electrical box to protect an electrical device from moisture while allowing access to the electrical device. The housing has an inner chamber, an outer chamber and an access opening into the outer chamber for the electrical cord that can be connected to the electrical device. The cover assembly is provided with a water barrier member between the inner chamber and the outer chamber to inhibit water and debris from entering the housing of the cover assembly through the access opening. | 2010-05-06 |
20100108375 | CONNECTION BOX FOR SOLAR MODULE - A box for connecting an output line of a solar panel with a feed cable has a base mountable on the solar panel, formed with at least one cutout through which the feed cable passes, and having a generally planar floor and around the floor a seal seat open orthogonally in one direction of the floor. A cover is engageable oppositely of the direction with the base to from therewith a compartment. Functional elements are provided in the compartment, A seal in the seat is engaged between the base and the cover. | 2010-05-06 |
20100108376 | CONNECTION BOX FOR SOLAR PANEL - A box for connecting an output conductor from a solar panel to a feed cable. The box has a cover, a base securable to a solar panel, closable by the cover, and formed with a first opening for the output conductor and at least one second opening for a feed cable, and means in the base for securing the conductor directly in electrical conduct to the cable. | 2010-05-06 |
20100108377 | FEEDING DEVICE AND HARNESS WIRING STRUCTURE USING THE SAME - A feeding device includes a case, which includes a body receiving a wire harness with extra length portion and a guide tube projecting from the body, a distal-end protector and an intermediary protector both of which are attached to the wire harness. The intermediary protector is inserted into the guide tube so as to be able to move forward and backward freely, and the distal-end protector is projected out of the guide tube, and a bendable portion of the wire harness is exposedly formed between the distal-end protector and the intermediary protector. A hood along a bending outer surface of the bendable portion is provided at the distal-end protector. The extra length portion of the wire harness is received in the body so as to be formed into a loop shape. | 2010-05-06 |
20100108378 | Perforation Tool with Switch - A perforation tool e.g. for perforation of a formation, a well or the like downhole by detonation of a charge. The perforation tool has at least one charge and at least one switch for detonation of the charge. The switch has a housing, at least one contact, a shaft having a first end with a fastening member enabling a slidable fastening of the shaft in a predetermined position in relation to the tool and a second end for extending into the housing, and a conductor provided on the shaft enabling an electrical current to be conducted between the contact and the for detonation of a charge when the shaft extends within the housing. | 2010-05-06 |
20100108379 | SYSTEMS AND METHODS OF FORMING SUBSURFACE WELLBORES - A system for forming a subsurface wellbore includes a rack and pinion system including a chuck drive system. The chuck drive system operates a drilling string. An automatic position control system includes at least one measurement sensor coupled to the rack and pinion system. The automatic position control system controls the rack and pinion system to determine a position of the drilling string. | 2010-05-06 |
20100108380 | METHODS AND APPARATUSES FOR ESTIMATING DRILL BIT CUTTING EFFECTIVENESS - A drill bit for drilling a subterranean formation includes a plurality of cutting elements and a shank extending from a bit body. A set of accelerometers disposed in the drill bit include a radial accelerometer and a tangential accelerometer. An annular chamber is formed within the shank. A data evaluation module is disposed in the annular chamber and includes a processor, a memory, and a communication port. The data evaluation module is configured for performing a bit acceleration analysis. The analysis includes sampling acceleration information from the radial accelerometer and the tangential accelerometer over an analysis period and storing the acceleration information in the memory to generate an acceleration history. The acceleration history is analyzed to determine a cutting effectiveness of the cutting elements responsive to changes in the acceleration history. The cutting effectiveness is reported through the communication port. | 2010-05-06 |
20100108381 | METHOD AND DEVICE FOR CONTROLLING AT LEAST ONE DRILLING PARAMETER FOR ROCK DRILLING - The invention relates to a method and a device for controlling drilling parameters when drilling into rock with a drilling machine. During drilling, an impulse-generating device using an impact means is arranged to induce shock waves in a tool held against the rock, the said impulse-generating device being displaceable in the drilling direction relative to a supporting means, wherein a pressure level of a shock-wave-generating pressure is controlled during the drilling operation. A drilling speed of the said drilling is determined by determining a movement of the impulse-generating device with respect to the said supporting means, and the said shock-wave-generating pressure is controlled as a function of the said drilling speed that has been determined. | 2010-05-06 |
20100108382 | Shape Memory Alloy Actuated Steerable Drilling Tool - A rotary steerable apparatus is provided having an actuator for pushing the bit or pointing the bit that includes a shape memory alloy. An elongated form of the alloy, such as a wire or rod, is employed in a mechanism that applies force in a direction transverse to the wellbore in response to a change in length of the alloy. Temperature of the alloy is controlled to change shape and produce the desired force on pads for operating the apparatus. The apparatus may be used with downhole power generation and control electronics to steer a bit, either in response to signals from the surface or from downhole instruments. | 2010-05-06 |
20100108383 | Drilling Apparatus and Method - A drilling apparatus includes an upper drill string, a lower drill string including a rotary drilling motor, an orientable rotatable connection between the drill strings, a reactive torque control device associated with the orientable rotatable connection, an orientation sensing device for providing a sensed actual orientation of the lower drill string, and a feedback control system configured to actuate the control device in response to the sensed actual orientation to achieve a target orientation of the lower drill string. A drilling method includes actuating the control device to prevent relative rotation of the drill strings, providing a sensed actual orientation of the lower drill string, comparing the sensed actual orientation with a target orientation of the lower drill string, actuating the control device to allow the lower drill string to rotate to provide the target orientation, and actuating the control device to prevent relative rotation of the drill strings. | 2010-05-06 |
20100108384 | ADAPTIVE DRILLING CONTROL SYSTEM - A system for optimizing a rate-of-penetration of a drill string, the system including: a plurality of sensors in operable communication with the drill string; and a controller in operable communication with the plurality of sensors, the controller connectable to a drill string motivator and capable of outputting a signal to the drill string motivator for optimizing the rate-of-penetration of the drill string, the signal configured to provide at least one of weight on bit, an amount of speed to rotate the drill string, an amount of torque to be applied to the drill string, and an amount of mudflow to the drill string. | 2010-05-06 |
20100108385 | Downhole Jack Assembly Sensor - In one aspect of the invention, a drill string comprises a drill bit with a body intermediate a shank and a working face, and the working face comprises at least one cutting element. A jack assembly is disposed within the drill bit body and comprises a jack element disposed on a distal end of the assembly. The jack element substantially protrudes from the working face and is adapted to move with respect to the bit body. At least one position feedback sensor is disposed proximate the jack assembly and is adapted to detect a position and/or orientation of the jack element. | 2010-05-06 |
20100108386 | SYSTEM, APPARATUS, AND METHOD OF CONDUCTING MEASUREMENTS OF A BOREHOLE - A method is provided for conducting measurements of a borehole while drilling the borehole in a geological formation. First, a rotatable drilling assembly is provided that has, at a forward end, a drill bit and a borehole measurement tool connected rearward of the drill bit. The measurement tool includes at least one caliper arm extendible outward from the measurement tool. The method involves drilling the borehole by operating the rotatable drilling assembly. While drilling, the wall of the borehole is contacted with at least one extendable caliper arm of the borehole measurement tool and the extension of the caliper arm contacting the borehole wall is measured, thereby determining a distance between the measurement tool and the borehole wall. During rotation of the drilling assembly, contact is maintained between the caliper arm and the borehole wall and the measuring step is repeated at multiple positions of the drilling assembly. | 2010-05-06 |
20100108387 | TRACTOR WITH IMPROVED VALVE SYSTEM - A hydraulically powered tractor includes an elongated body, two gripper assemblies, at least one pair of aft and forward propulsion cylinders and pistons, and a valve system. The valve system comprises an inlet control valve, a two-position propulsion control valve, a two-position gripper control valve, two cycle valves, and two pressure reduction valves. The inlet control valve spool includes a hydraulically controlled deactivation cam that locks the valve in a closed position, rendering the tractor non-operational. The propulsion control valve is piloted on both ends by fluid pressure in the gripper assemblies. The propulsion control valve controls the distribution of operating fluid to and from the propulsion cylinders, such that one cylinder performs a power stroke while the other cylinder performs a reset stroke. Each end of the gripper control valve is piloted by a source of high-pressure fluid selectively admitted by one of the cycle valves. The gripper control valve controls the distribution of operating fluid to and from the gripper assemblies. The cycle valves are spring-biased and piloted by fluid pressure in the propulsion cylinders, so that the gripper control valve shifts only after the cylinders complete their strokes. The pressure reduction valves limit the pressure within the gripper assemblies. These valves are spring-biased and piloted by the pressure of fluid flowing into the gripper assemblies. Some or all of the valves include centering grooves on the landings of the spools, which reduce leakage and produce more efficient operation. The propulsion control and gripper control valves include spring-assisted detents to prevent inadvertent shifting. | 2010-05-06 |
20100108388 | Apparatus and system and method for down the hole carousel drilling - Apparatus for carousel drilling, which includes a drill tower having a rotatable drive motor at the top, and a carousel pivotably attached with respect to the drill tower and capable of supporting four elongated drilling devices, at least certain of which are drill extenders capable of attachment to, and detachment from, a drilling tool, such as a tricone drill tool for drilling soft earth materials, and a hammer drill tool for drilling hard earth materials. A retainer plate having four cutout openings is located at the upper end portion of the carousel to receive and retain the drilling devices in a generally vertical orientation when the drill tower and the carousel are raised to a generally vertical orientation for operative drilling. A primary breaker plate having four cutout openings is provided for individually receiving and engaging each drilling device at the lower end portion of the carousel, two of the openings configured to prevent rotation of two of the drilling devices for purposes of threaded attachment to, or detachment from, other such drilling devices. A secondary breaker plate is located above the primary breaker plate and has four cutout openings for individually receiving the four drilling devices, at least two of the cutout openings being configured to prevent rotation of the remaining two drilling devices. A method for downhole carousel drilling is also disclosed. | 2010-05-06 |
20100108389 | DISTANCE HOLDER WITH HELICAL SLOT - A distance holder for connection to, and rotation with, a drill string in an earth formation drilling device arranged to supply a jet of abrasive fluid for the purpose of providing a borehole by removing earth formation material through abrasion, comprises a housing with a chamber which is essentially rotational symmetric and which is to face the earth formation material, and a jet nozzle which arranged for discharging a jet of the abrasive fluid in the chamber, the housing comprising at least one slot for allowing the abrasive fluid to leave the chamber. The slot is continued over the housing outer surface so as to counteract rolling motions of the particles which are comprised in the abrasive fluid. | 2010-05-06 |
20100108390 | APPARATUS AND METHOD FOR CONTROLLING FLUID FLOW IN A ROTARY DRILL BIT - An apparatus for drilling a borehole in an earth formation is disclosed. The apparatus includes: an earth-boring rotary drill bit including a bit body having a plurality of cutters engagable with a subterranean earth formation; a fluid conduit disposed in the bit body, the fluid conduit being in fluid communication with a source of drilling fluid and configured to receive a portion of the drilling fluid; a nozzle extending between the fluid conduit and a surface of the bit body, the nozzle configured to apply a stream of the portion of the drilling fluid to a first location of the surface; and a valve assembly including an actuator and a valve, the actuator configured to move the valve and divert a flow path of the portion of the drilling fluid, thereby diverting at least part of the stream to a second location on the surface. | 2010-05-06 |
20100108391 | DRILL BIT ASSEMBLY AND METHOD OF PERFORMING AN OPERATION IN A WELLBORE - A drill bit assembly comprising a bit body connectable to a tubular drill string, and provided with a longitudinal passageway for an operating tool; an externally removable closure element for closing the passageway for the operating tool; and a passage tool attached to or connectable to the closure element in its closing position, wherein the passage tool comprises a lower part to which the closure element is attached or connectable, which lower part is arranged so that it can be moved out of the bit body together with the closure element, and an upper tubular part which is arranged so that it can be moved along the passageway in the bit body, the upper tubular part forming a passage with a downstream opening for the operating tool when the lower part of the passage tool has been moved out of the bit body. | 2010-05-06 |
20100108392 | Method and apparatus for constructing deep vertical boreholes and underground cut-off walls - A method and apparatus for constructing large vertical boreholes and underground cut-off walls is disclosed. A drill rig assembly with double rotary heads drives a small diameter drill string and a much larger diameter drill string which is concentric with the smaller drill string and has a donut shaped drill bit configuration at the lower end thereof. Preferably, a steerable mud motor/drill is provided on one end of the small drill string and is guided to make as vertical a borehole as possible. In a preferred embodiment, the small inner drill is advanced to the full depth using the steerable mud motor/drill to achieve a high degree of verticality and a slight smaller casing is installed and used as a verticality guide for the much larger diameter outer drill string. In a further embodiment, the inner drill string is advanced a predetermined distance, then the outer string is advanced using the inner string as a verticality guide, these steps being repeated in alternating fashion to the final depth. | 2010-05-06 |
20100108393 | DOWNHOLE MUD MOTOR AND METHOD OF IMPROVING DURABILTY THEREOF - Disclosed herein is a downhole mud motor. The mud motor includes, a stator, a rotor in operable communication with the stator, a polymer in operable communication with the stator and the rotor, and a plurality of carbon nanotubes embedded in the polymer. | 2010-05-06 |
20100108394 | Downhole Tool - A downhole tool ( | 2010-05-06 |
20100108395 | Drill bit assembly for fluid-operated percussion drill tools - The invention relates to a drill bit assembly for fluid-operated percussion drill tools comprising a percussion bit ( | 2010-05-06 |