http://www.freshpatents.com/Wells-dtnewntc166.php USPTO Class 166 - Wells en-us Mon, 30 Jan 2012 13:28:53 -0800 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/-dt20120126ptan20120018140.php Mon, 30 Jan 2012 13:28:53 -0800 An apparatus for heating a hydrocarbon deposit that is susceptible to RF heating by coupling a linear conductive element that extends into the material to a source of RF power. The apparatus includes a source of RF power connected to driving winding that extends around a magnetic core loop and... http://www.freshpatents.com/-dt20120126ptan20120018141.php Mon, 30 Jan 2012 13:28:53 -0800 A well tool is disclosed. The tool includes a first member having a surface that is configured for exposure to a well fluid, the first member comprising a metallic coating disposed on a substrate, the metallic coating having a plurality of dispersed nanoparticles disposed therein and providing the surface. The... http://www.freshpatents.com/-dt20120126ptan20120018142.php Mon, 30 Jan 2012 13:28:53 -0800 A cable head for use with coiled tubing electric line in well operations has upper and lower housings attached by a shearable connection to allow release of the lower housing and any downhole equipment carried thereon. A piston is slidable within the housing by fluid pumped through the coil tooling... http://www.freshpatents.com/-dt20120126ptan20120018143.php Mon, 30 Jan 2012 13:28:53 -0800 Anchor areas are provided that are engaged by swelling of a swellable element of a downhole tool. When engaged with an open hole or casing, the anchor areas provide additional holding power for the swellable element. The anchor areas may be formed as separate elements disposed about the swellable element... http://www.freshpatents.com/-dt20120126ptan20120018144.php Mon, 30 Jan 2012 13:28:53 -0800 A jar is disclosed comprising: an outer housing; an inner mandrel at least partially disposed telescopically within the outer housing to define a fluid chamber between the inner mandrel and the outer housing, the fluid chamber containing fluid and being sealed; a valve disposed within the fluid chamber, the valve... http://www.freshpatents.com/-dt20120126ptan20120018145.php Mon, 30 Jan 2012 13:28:53 -0800 Disclosed are devices that can be used for improving wireline cable performance during logging operations in a variety of boreholes. An embodiment includes a wireline standoff that may ameliorate the effects of wireline cable differential sticking, wireline cable key seating, and high cable drags by reducing or eliminating contact of... http://www.freshpatents.com/-dt20120126ptan20120018146.php Mon, 30 Jan 2012 13:28:53 -0800 The subject matter of the invention likewise covers the use of a separating device according to the invention for removing sand and rock particles in a process for extracting liquids or gases from wells drilled in rock or deep wells.... http://www.freshpatents.com/-dt20120126ptan20120018148.php Mon, 30 Jan 2012 13:28:53 -0800 A method of servicing a subterranean formation comprising communicating a servicing fluid comprising a hydratable friction reducer and a base fluid to the subterranean formation via a route of fluid communication, determining an actual percent by which the friction reducer reduces a pipe friction pressure, comparing the actual percent by... http://www.freshpatents.com/-dt20120126ptan20120018147.php Mon, 30 Jan 2012 13:28:53 -0800 A valve assembly employable with a downhole tool configured for conveyance in a wellbore extending into a subterranean formation and method of operating the same. In one embodiment, the valve assembly includes an actuator and a sensing apparatus configured to provide a first signal based on an environment associated with... http://www.freshpatents.com/-dt20120126ptan20120018149.php Mon, 30 Jan 2012 13:28:53 -0800 A method of measuring fluid in-flow in a region of interest in a wellbore comprises deploying a fiber optic cable concurrently with placement of a downhole tubular, transmitting a light signal along the cable and receiving a reflected signal from the region of interest, and interpreting the received signal to... http://www.freshpatents.com/-dt20120126ptan20120018150.php Mon, 30 Jan 2012 13:28:53 -0800 A system for generating variable frequency tube waves includes a high pressure multiplex pump having a number of plungers, with each plunger operatively coupled to a suction valve on a suction side and a discharge valve on a discharge side. The suction valve or the discharge valve of a first... http://www.freshpatents.com/-dt20120126ptan20120018151.php Mon, 30 Jan 2012 13:28:53 -0800 A method of locating and controlling subsurface coal fires is provided that includes mapping a subsurface coal bed fire using a magnetometer, where the mapping includes locating a combustion zone and an air inlet to the combustion zone of the coal bed fire, drilling an injection port from the earth... http://www.freshpatents.com/-dt20120126ptan20120018152.php Mon, 30 Jan 2012 13:28:53 -0800 A pumping system comprising: a probe to suction a fluid from a fluid reservoir; a pump in fluid communication with said probe; a sensor for detecting phase changes in said pumping system, said sensor in fluid communication with said probe or pump, said sensor generating a sensor signal; a fluid... http://www.freshpatents.com/-dt20120126ptan20120018153.php Mon, 30 Jan 2012 13:28:53 -0800 Systems and methods for providing zonal isolation in a hydrocarbon well include or utilize a tubular assembly having an upstream manifold, a gravel packing conduit, a transport conduit, a leak-off conduit, and a downstream flow path. The tubular assembly is adapted to receive a gravel-laden slurry and to direct at... http://www.freshpatents.com/-dt20120126ptan20120018155.php Mon, 30 Jan 2012 13:28:53 -0800 A method of cementing in a subterranean formation comprising the steps of: (A) introducing a cement composition into the subterranean formation, the cement composition comprising: (i) cement; (ii) water; and (iii) a high-density additive selected from the group consisting of silicon carbide, sintered bauxite, and any combination thereof, wherein the... http://www.freshpatents.com/-dt20120126ptan20120018154.php Mon, 30 Jan 2012 13:28:53 -0800 Methods for completing a well involve the use of computational models to design cement systems that are appropriate for the anticipated well conditions. Data from laboratory tests and/or numerical simulations may be employed in the models. The cement systems are designed to have a higher Young's modulus than the surrounding... http://www.freshpatents.com/-dt20120126ptan20120018157.php Mon, 30 Jan 2012 13:28:53 -0800 A ballistic transfer delay device and method of use. The ballistic transfer delay device does not include a firing pin and it is not pressure initiated. The device comprises a time delay fuse, a through-bulkhead initiator to initiate the time delay fuse, and an output booster to ballistically transfer the... http://www.freshpatents.com/-dt20120126ptan20120018156.php Mon, 30 Jan 2012 13:28:53 -0800 A method for perforating a formation material proximate to a wellbore involving lowering a perforating gun string comprising a perforating gun and a gas-generating device downhole, providing wellbore fluid around the perforating gun, and providing a volume of gas proximate the perforating gun, by the gas-generating device, wherein the volume... http://www.freshpatents.com/-dt20120126ptan20120018158.php Mon, 30 Jan 2012 13:28:53 -0800 A coiled tubing cutter assembly comprises a housing configured to be inserted in a length of coiled tubing. The housing forms a main bore and a first pathway through which cutting fluid can flow through the housing and be directed to impinge against an inner surface of the coiled tubing... http://www.freshpatents.com/-dt20120126ptan20120018160.php Mon, 30 Jan 2012 13:28:53 -0800 A method for increasing oil production in a carbonate reservoir by conducting a step-wise reduction of salinity of the injected salt water that is injected into the carbonate reservoir. The method provides for increased oil production as compared to conventional waterflooding techniques.... http://www.freshpatents.com/-dt20120126ptan20120018161.php Mon, 30 Jan 2012 13:28:53 -0800 A method for increasing oil production in a carbonate reservoir by incorporating a diluted surfactant injection in conjunction with conducting a step-wise reduction of salinity of the injected salt water that is injected into the carbonate reservoir. The method provides for increased oil production as compared to conventional waterflooding techniques.... http://www.freshpatents.com/-dt20120126ptan20120018159.php Mon, 30 Jan 2012 13:28:53 -0800 Disclosed is a method of rapidly hydrating a hydratable polymer, which method involves irradiating with radio frequency electromagnetic radiation, a mixture of at least the polymer and an aqueous hydrotreating medium to form a viscosified mixture of at least aqueous hydrotreating medium and hydrated polymer. Related methods of treating a... http://www.freshpatents.com/-dt20120126ptan20120018162.php Mon, 30 Jan 2012 13:28:53 -0800 A proppant comprises a particle and a polyamide imide coating disposed on the particle. A method of forming the proppant comprises the steps of providing the particle, providing the polyamide imide coating, and coating the particle with the polyamide imide coating.... http://www.freshpatents.com/-dt20120126ptan20120018163.php Mon, 30 Jan 2012 13:28:53 -0800 A method and system for cleaning the perforations of well casings employs a non-rotating tubing string attached to a hydraulic jet carrier body. The carrier body has outwardly extending arms which terminate in spray nozzles, each of the nozzles expelling a stream of fluid under pressure against the well casing... http://www.freshpatents.com/-dt20120126ptan20120018164.php Mon, 30 Jan 2012 13:28:53 -0800 A tubular clamp for gripping a tubular is disclosed. In one aspect, a tubular clamp for use with a cutting and lifting system is provided. The tubular clamp is configured to move between an opened position and a closed position. The tubular clamp further includes at least one slip member... http://www.freshpatents.com/-dt20120126ptan20120018165.php Mon, 30 Jan 2012 13:28:53 -0800 A system and method for rapidly responding to and regaining control of uncontrolled flow from offshore hydrocarbon wells, comprising a subsea containment assembly, optionally including a capture caisson assembly installed around the assembly, riser systems for production of hydrocarbons to capture vessels on the surface of the sea, and modularized... http://www.freshpatents.com/-dt20120126ptan20120018166.php Mon, 30 Jan 2012 13:28:53 -0800 A vessel for operating on underwater wells has a deck; a moon pool extending through the deck; a further deck elevated above the moon pool and having a hole; and a compensation unit, which is mounted on the deck above the moon pool, is arranged between the deck and the... http://www.freshpatents.com/-dt20120126ptan20120018167.php Mon, 30 Jan 2012 13:28:53 -0800 A method of flowing fluid from a formation, the method comprising: sensing presence of a reservoir impairing substance in the fluid flowed from the formation; and automatically controlling operation of at least one flow control device in response to the sensing of the presence of the substance. A well system,... http://www.freshpatents.com/-dt20120126ptan20120018168.php Mon, 30 Jan 2012 13:28:53 -0800 A multistage pump (4) comprises: a plurality of components (50, 60, 70, 80, 90, 100, 110) comprising a plurality of pre-assembled pump modules (70, 90, 110) including at least one twin screw pump module (1, 2); characterised in that the multistage pump (4) further comprises an elongate sleeve (41) for... http://www.freshpatents.com/-dt20120126ptan20120018169.php Mon, 30 Jan 2012 13:28:53 -0800 A technique facilitates actuating a variety of components in a downhole environment. The technique utilizes displacement based activation of an atmospheric actuation chamber. Activation of the atmospheric actuation chamber may be initiated via a variety of mechanisms, including manipulation of a restraining device, translation of a seal, and/or destruction of... http://www.freshpatents.com/-dt20120126ptan20120018170.php Mon, 30 Jan 2012 13:28:53 -0800 A tool that is usable in a well and may include an operator, a switch, a resilient device and an indexer. The switch may be configured to selectively communicate a first force to the operator, thereby actuating the tool. The resilient device may exert a second force. The indexer may... http://www.freshpatents.com/-dt20120126ptan20120018171.php Mon, 30 Jan 2012 13:28:53 -0800 An outer casing string, including a surface casing head, and associated installation method. In some embodiments, the surface casing head includes an outer tubular member insertable through a diverter of an installed conductor system, an inner tubular member at least partially disposed within and moveable relative to the outer tubular... http://www.freshpatents.com/-dt20120126ptan20120018172.php Mon, 30 Jan 2012 13:28:53 -0800 A downhole fluid diverter tool includes a tool body having a central bore therethrough and a bypass port formed in an outer diameter thereof, a spring-biased piston disposed within the tool body, a piston port in the spring-biased piston configured to axially align with the bypass port to control fluid... http://www.freshpatents.com/-dt20120126ptan20120018173.php Mon, 30 Jan 2012 13:28:53 -0800 A method for conducting a wellbore operation includes disconnecting a radially projecting member from a first sub without uncoupling a second sub from the first sub. The method may include also coupling the first sub to the second sub with a connector that includes an electrical connection. An associated apparatus... http://www.freshpatents.com/-dt20120126ptan20120018174.php Mon, 30 Jan 2012 13:28:53 -0800 An apparatus and method is provided for controlling and/or halting the uncontrolled flow of petroleum and/or natural gas from an open well head on the sea floor in which the well head is in communication with a subterranean formation. The method includes lowering a fluid control device from a drilling...