Class / Patent application number | Description | Number of patent applications / Date published |
166253100 | Indicating the location, presence, or absence of cement | 16 |
20100044034 | SUBSURFACE TAGGING SYSTEM WITH WIRED TUBULARS - Downhole systems and methods including tags configured to provide distinguishable identifiers are set for selective release to a subsurface location. Sources/sensors in the wellbore are activated to detect the tags at a subsurface location, and signal data associated with the detected tags is conveyed to the surface. | 02-25-2010 |
20100126718 | CEMENT EVALUATION METHOD AND TOOL - The invention relates to a cement evaluation method and tool. In particular, the invention relates to a method of producing a wellbore cement bond log for evaluating a condition of cement in cased or lined portions of wellbores, and to a corresponding cement bond logging assembly. In an embodiment of the invention, a method of producing a wellbore cement bond log is disclosed which comprises the steps of running a cement evaluation tool ( | 05-27-2010 |
20100181067 | WIRELESS POWER AND TELEMETRY TRANSMISSION BETWEEN CONNECTIONS OF WELL COMPLETIONS - An intelligent well system may include a first main bore transmission assembly disposed in a main bore and a first lateral bore transmission assembly disposed in a lateral bore. The first main bore transmission assembly may include a first main bore transmission unit, and the first lateral bore transmission assembly may include a first lateral bore transmission unit. The first main bore transmission unit and the first lateral bore transmission unit may be configured to establish a wireless connection there between, such that at least one of power or telemetry can be wirelessly transmitted. The first main bore transmission assembly may be configured to be communicatively connected to a surface communication device. | 07-22-2010 |
20100193184 | SYSTEM AND METHOD OF MONITORING FLOW IN A WELLBORE - A system and method for releasing a marker within a wellbore is provided. The system and method includes a sensor that detects movement or a position of the marker within the wellbore. The marker may be released in drilling fluid, for example, and may travel from the surface to the drill bit and return to the surface with cuttings. As an example, the markers are used to determine the flow of cuttings within the wellbore. | 08-05-2010 |
20110186290 | Use of Micro-Electro-Mechanical Systems (MEMS) in Well Treatments - A method of servicing a wellbore, comprising placing a wellbore composition comprising a plurality of Micro-Electro-Mechanical System (MEMS) sensors in the wellbore, placing a plurality of acoustic sensors in the wellbore, obtaining data from the MEMS sensors and data from the acoustic sensors using a plurality of data interrogation units spaced along a length of the wellbore, and transmitting the data obtained from the MEMS sensors and the acoustic sensors from an interior of the wellbore to an exterior of the wellbore. A method of servicing a wellbore, comprising placing a wellbore composition comprising a plurality of Micro-Electro-Mechanical System (MEMS) sensors in the wellbore, and obtaining data from the MEMS sensors using a plurality of data interrogation units spaced along a length of the wellbore, wherein one or more of the data interrogation units is powered by a turbo generator or a thermoelectric generator located in the wellbore. | 08-04-2011 |
20110192597 | Use of Micro-Electro-Mechanical Systems (MEMS) in Well Treatments - A method of servicing a wellbore, comprising placing a plurality of Micro-Electro-Mechanical System (MEMS) sensors in a wellbore composition, pumping the wellbore composition into the wellbore at a flow rate, determining velocities of the MEMS sensors along a length of the wellbore, and determining an approximate cross-sectional area profile of the wellbore along the length of the wellbore from at least the velocities of the MEMS sensors and the fluid flow rate. A method of servicing a wellbore, comprising placing a plurality of Micro-Electro-Mechanical System (MEMS) sensors in a wellbore composition, pumping the wellbore composition into the wellbore, determining positions of the MEMS sensors relative to one or more known positions along a length of the wellbore, and determining an approximate cross-sectional area profile of the wellbore along the length of the wellbore from at least the determined positions of the MEMS sensors. | 08-11-2011 |
20110192598 | Use of Micro-Electro-Mechanical Systems (MEMS) in Well Treatments - A method of servicing a wellbore, comprising placing a plurality of Micro-Electro-Mechanical System (MEMS) sensors in at least a portion of a sealant composition, placing the sealant composition in an annular space formed between a casing and the wellbore wall, and monitoring, via the MEMS sensors, the sealant composition and/or the annular space for a presence of gas, water, or both. A method of servicing a wellbore, comprising placing a plurality of Micro-Electro-Mechanical System (MEMS) sensors in a wellbore composition, placing the wellbore composition in the wellbore, and monitoring, via the MEMS sensors, the wellbore and/or the surrounding formation for movement. | 08-11-2011 |
20120090836 | ARRANGEMENT AND METHOD FOR SENDING AND/OR SEALING CEMENT AT A LINER HANGER - An apparatus for verifying cement arrival at a target location includes a liner. A sensory structure radially outwardly disposed of the liner at a target arrival location of cement from a cementing operation. The sensory structure configured to sense arrival of cement. A seal configuration automatically responsive to the sensed arrival of cement. Also included is a method for addressing micro annulus formation in a downhole cementing operation. | 04-19-2012 |
20130255937 | HIGH SPEED CEMENT BOND LOGGING AND INTERACTIVE TARGETED INTERVENTION - A method for cement bond logging and targeted intervention, including lowering a cylindrical n×m array of ultrasound (US) transducers into a well, firing the US transducers to transmit US signals into a well casing, converting reflected US signals received by the transducers into electronic form and transmit the converted signals to a control unit, analyzing the converted signals to detect holidays, if a holiday is detected, determining a position and angle of the holiday with respect to the transducers, and applying a high intensity focused ultrasound (HIFU) signal to the well casing to fill the holiday. | 10-03-2013 |
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. | 03-20-2014 |
20140182848 | ALGORITHM FOR ZONAL FAULT DETECTION IN A WELL ENVIRONMENT - A hydrocarbon well (e.g., oil well) may be monitored during to determine whether a fault exists during an operation such as injecting sealant (e.g., cement) into the borehole. RFID tags may be mixed in a wellbore fluid (e.g., drilling mud, cement, etc.), placed into a borehole, and then tracked within the borehole by communication assemblies with RFID sensors. Data may be obtained by interrogating RFID tags in one or more azimuthally oriented regions of an annulus surrounding a casing of the borehole. Fluid distribution in the annulus will be evaluated with respect to azimuthally offset regions of the annulus. | 07-03-2014 |
20160024907 | WELL TOOL FOR USE IN A WELL PIPE - A well tool ( | 01-28-2016 |
20160040524 | MONITORING DOWNHOLE PARAMETERS USING MEMS - A method for measuring parameters related to wellsite operations comprises mixing Micro-Electro-Mechanical System (MEMS) sensors with a wellbore servicing composition in surface wellbore operating equipment. The MEMS sensors are assigned a unique identified that may be used to track individual MEMS sensor as the MEMS sensors travel through the wellbore and may be used to correlate sensor measurements taken by the MEMS sensors with particular locations in the wellbore. The MEMS sensors may be active and transmit their respective identifiers and sensor data to the surface. Transmitting identifier and sensor data from a MEMS sensor to the surface wellbore operating equipment may be via one or more other MEMS sensors, downhole devices, and surface devices. | 02-11-2016 |
20160084068 | 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. | 03-24-2016 |
20170234104 | METHODS FOR WELL TREATMENT | 08-17-2017 |
20180023383 | METHOD AND SYSTEM OF MODEL-BASED ACOUSTIC MEASUREMENTS FOR A PERFORATED CASING | 01-25-2018 |