24th week of 2011 patent applcation highlights part 10 |
Patent application number | Title | Published |
20110139414 | Low Pressure Drop Fin with Selective Micro Surface Enhancement - The assembly includes a heat exchanger assembly including a plurality of tubes extending between first and second manifolds. A plurality of fins extend back and forth between and long the tubes in a continuous patch and define a plurality of legs extending between the tubes. Each of the legs includes a plurality of front long louvers for conveying a stream of air through the legs. Each of the legs further defines a plurality of main spoilers between the front long louvers and the back edges of the legs for inducing turbulence in the stream of air with each of the main spoilers having a spoiler height in the range of 50 to 90 percent of the long louver height and each of the main spoilers having a spoiler length in the range of 10 to 35 percent of the long louver length. | 2011-06-16 |
20110139415 | CONNECTION DEVICE FOR A COAXIAL TUBE HEAT EXCHANGER - A connection device of a double-walled heat exchanger tube is provided, in particular for the heat exchanger of a motor vehicle air conditioning system. The heat exchanger tube has an outer tube and an inner tube that runs coaxially inside the outer tube spaced radially apart from it. The connection device further has a fitting for accommodating radially overlapping end sections of the inner and outer tube. The outer and inner tubes according to the invention are at least sectionally joined together without soldering in the area of the fitting, and with the fitting. | 2011-06-16 |
20110139416 | Internal Heat Exchanger for Air Conditioning System of Motor Vehicle and Such a Circuit - The present invention relates to an internal heat exchanger of the coaxial tubular type for a motor vehicle air-conditioning circuit, comprising two, low-pressure and high-pressure, portions through which a coolant flows, and to a corresponding air-conditioning circuit incorporating same. | 2011-06-16 |
20110139417 | METHOD FOR MAKING BRAZED ALUMINUM HEAT EXCHANGER AND APPARATUS - Disclosed is a heat exchanger comprising a boiling passage and cooling passage defined by opposite sides of metal walls. The heat exchanger is made with high strength alloys of aluminum that have improved creep resistance that maintain tensile strength and yield strength after use in this invention. Layers of brazing material between the metal walls and a spacer member bond components of the heat exchanger together. An enhanced boiling layer (EBL) comprising metal particles bonded to each other and to a boiling side of the metal wall provides nucleate boiling pores to improve heat transfer. The EBL has a melting temperature that is higher than the melting temperature of the brazing material. Also disclosed is a process for assembling the heat exchanger. | 2011-06-16 |
20110139418 | Plate Cooler for Fluids - A plate cooler for fluids, in particular hydraulic oil, having a parallelepiped-shaped package of plate bodies forming spaced-apart fluid channels, the air channels being interposed between adjacent plate bodies and the plate bodies communicate on their ends with fluid channels in a distributor box and a collection box, which are provided with inlet and outlet lines. The distributor box and the collection box are each embodied as an extruded aluminum profile and include a continuous channel, forming the fluid channel, and a ribbed body, which has lateral ribs with continuous guide grooves for mounting elements and receiving slots for the extruded plate body profile. The fluid channels formed by the plate bodies, via the receiving slots, discharge into a collection chamber, communicating with the continuous channel, of the ribbed body, which is in communication with the continuous channel. The continuous receiving slots for the plate bodies in the distributor box and in the collection box are configured in circular and conical form, and the inserted plate bodies are connected thereto in fluid-tight fashion in a low-temperature adhesive bonding process. | 2011-06-16 |
20110139419 | Heat Exchanger - The invention refers to a plate heat exchanger where the heat exchanger comprises a first flow channel between a first plate and a second plate, and where the flow channel comprises a first distribution passage, a heat transfer passage and a second distribution passage, where the heat transfer passage is vertically divided in a lower and an upper heat transfer passage and where the lower heat transfer passage is horizontally divided in a plurality of adjacent heat transfer zones, where the intermediate angle between the ridges and grooves in any of the heat transfer zones of the lower heat transfer passage is at least 30° larger than the intermediate angle of the upper heat transfer passage. The advantage of the invention is that an improved heat exchanger is provided, having an increased thermal performance and an improved evaporation capacity. | 2011-06-16 |
20110139420 | HEAT EXCHANGER WITH MICROCHANNEL, PARALLEL FLOW, ALL-ALUMINIUM FLAT TUBE WELDING STRUCTURE AND ITS APPLICATION - The present invention discloses a heat exchanger with microchannel, parallel flow, all-aluminum flat tube welding structure, wherein the heat exchange part of the heat exchanger is formed by flat tubes composed of extruded thin-wall aluminum profiles in parallel arrangement. Compared to existing technology, the present invention has the following advantages: 1. The heat exchange efficiency of refrigerant and the inner wall of flat tubes is increased by 40%, and the flow resistance of the refrigerant in the heat exchanger is reduced by 40%. 2. The heat exchange efficiency of fins on air side is increased by 40%, and the wind resistance of the heat exchanger on air side is reduced by 40%. 3. The heat exchange performance of the entire heat exchanger is improved by 40%. 4. The refrigerant covered is 40% less than that in the conventional technology. 5. All-aluminum structure features longer service life due to no copper-aluminum potential difference when comparing with copper-aluminum structure. The flat tubes adopted by the present invention are provided with the advantages of resistance to high pressure restricted by the existing refrigerant, compact product structure, light unit weight, short process flow, and high manufacturing reliability and relatively low cost. The present invention also discloses the application of the abovementioned heat exchanger. | 2011-06-16 |
20110139421 | FLOW DISTRIBUTOR FOR A HEAT EXCHANGER ASSEMBLY - A heat exchanger including a pair of manifolds. An inlet is disposed on one of the ends of the first manifold. A core extends between the manifolds for conveying a coolant therebetween and for transferring heat between the coolant and a stream of air. A cross-over plate is disposed in one of the manifolds to divide the associated one of the manifolds into an upstream section and a downstream section. The cross-over plate presents a plurality of orifices defining a cross-over opening area for establishing fluid communication between the upstream and downstream sections of the associated manifold. The cross-over opening area continuously increases along an axis away from the inlet. The ratio of the total cross-over opening area to the upstream cross-sectional area of the tubes of the core is in the range of XXXXXXXX:XXXXXXX to XXXX:XXXXXX. | 2011-06-16 |
20110139422 | FLUID DISTRIBUTION DEVICE - A heat exchanger assembly including a first manifold extending along an axis between first manifold ends and including an inner wall presenting an interior. A fluid distribution device is disposed in the interior of the first manifold and includes an inlet tube extending along the axis from an inlet end to a distribution end. The inlet tube presents a plurality of apertures spaced circumferentially from one another and spaced axially from the distribution end for dispensing the refrigerant in a radial direction out of the inlet tube. The fluid distribution device further includes a collar surrounding and spaced radially from the inlet tube and extending axially in both directions axially from the apertures of the inlet tube for redirecting into an axial direction the refrigerant flowing in the radial direction out of the apertures to evenly distribute the refrigerant across the interior of the first manifold. | 2011-06-16 |
20110139423 | MICROCHANNEL COIL MANIFOLD SYSTEM - The present application provides a microchannel coil manifold system. The microchannel coil manifold system may include a number of assembly inlet manifold sections that terminate in a first stub tube, a number of assembly outlet manifold sections that terminate in a second stub tube, and one or more microchannel coils. Each pair of assembly inlet and outlet manifold sections may be in communication with the one or more microchannel coils. | 2011-06-16 |
20110139424 | HEAT EXCHANGER - A heat exchanger, especially a heat exchanger for a motor vehicle, is provided that includes a plurality of tubes, at least one collecting tube with a wall and openings in the wall, supports protruding from the wall in the axial direction of the openings being formed at the openings. Wherein the tubes in the region of one end of the tubes are disposed partly at the supports and a fluid-tight connection exists between the supports and the tubes, so that a fluid can be passed through the tubes and the at least one collecting tube, and at least one inlet opening for passing the fluid in and at least one outlet opening for passing the fluid out. The mechanicals stability between the tubes and the at least one collecting tube is to be improved. This objective is accomplished owing to the fact that the thickness of the supports is less than the thickness of the wall, especially in the region of the openings of the collecting tube. | 2011-06-16 |
20110139425 | TWO ROW BENT EVAPORATOR | 2011-06-16 |
20110139426 | HEAT EXCHANGER - In a heat exchanger that includes an expanded part of a duct, a heat-transfer tube bundle accommodating duct, and a plurality of heat-transfer tube bundles provided in the heat-transfer tube bundle accommodating duct in a flow direction of flue gas with a distance therebetween, a bare-tube-part upstream-side regulating plate and a bare-tube-part downstream-side regulating plate at an upstream side and a downstream side of a bare tube part of each of the heat-transfer tube bundles and a plurality of regulating plates in an introducing unit arranged either in the expanded part of a duct or in the heat-transfer tube bundle accommodating duct on an upstream side to the heat-transfer tube bundle are provided. A drift at the bare tube part of the heat-transfer tube bundles can be significantly reduced. | 2011-06-16 |
20110139427 | Heat dissipation device - A heat dissipation device is that at least one rigidly heat-conducting material is disposed to a base of a heat dissipation fin set and extended among heat dissipation fins. At least one flexible superconductor passes through the heat dissipation fins. One end of the flexible superconductor is welded with the rigidly heat-conducting material. A fluid is filled within a flexible tube body of the flexible superconductor and can play a role of rapidly transporting mass of heat in a condition of unchanged temperature to improve the heat conduction efficiency of the heat dissipation fins. | 2011-06-16 |
20110139428 | HEAT EXCHANGER - A heat exchanger includes a plurality of flat tubes and at least one wavily folded fin disposed between a pair of the flat tubes. The fin includes a heat transfer portion having a folded portion joined to a planar portion of each of the pair of flat tubes, and a cut-and-raised portion. The cut-and-raised portion is formed by raising a periphery of a cutting line segment when a material of the fin is wavily folded. The cutting line segment is set in a vicinity of a hypothetical center line of the folded portion before the material of the fin is wavily folded. The cutting line segment is formed by a combination of cutting line segments intersecting with the hypothetical center line, or a combination of a cutting line segment intersecting with the hypothetical center line and a cutting line segment displaced with respect to the hypothetical center line. | 2011-06-16 |
20110139429 | SHAPED HEAT SINKS TO OPTIMIZE FLOW - A heat sink with shape-optimized fins provides for improved heat transfer. Synthetic jets create vortices which enhance heat transfer and cooling of downstream fins, while the shape of the fins limits pressure drop in the flow over the cooling fins. | 2011-06-16 |
20110139430 | HEAT DISSIPATION SYSTEM - A system for dissipating heat generated by an electronic system, for example an electronic device in an aircraft. The system includes a housing including an external lid covering the electronic system and configured to be in contact with a first cold source, and a second cold source located inside the external lid. The housing includes an internal lid located inside the external lid and covering the electronic system, the second cold source being located between the internal and external lids. | 2011-06-16 |
20110139431 | ENERGY PRODUCING DEVICE - An energy producing device is provided that includes a heat exchanger section to provide a heat exchange material, and a thermal riser to receive the heat exchange material from the heat exchange section and to heat the heat exchange material based on a down-hole resource. The thermal riser may include: an outer spiral pipe to circulate the heat exchange material in a downward manner, and an inner return pipe provided inside the outer spiral pipe to receive the heat exchange material from the outer pipe after passing through the spiral pipe. | 2011-06-16 |
20110139432 | SYSTEM, METHOD AND ASSEMBLY FOR STEAM DISTRIBUTION ALONG A WELLBORE - Methods and apparatus for enhanced and improved viscous oil recovery are disclosed. A horizontal well is drilled through the viscous oil formation. A liner includes temperature actuated valves for delivering steam more uniformly along the heel and toe portions of the liner. The temperature actuated valves include an actuation mechanism that actuates from an open position to a closed position to control the flow of the steam therethrough. The actuation mechanism actuates to the closed position when it exceeds a predetermined temperature. Heat from the steam mobilizes and lowers the viscosity of the heavy crude wherein the crude is then produced to the surface via conventional lift arrangements. | 2011-06-16 |
20110139433 | Hydraulically-Actuated Propellant Stimulation Downhole Tool - A hydraulically-actuated propellant stimulation downhole tool for hydrocarbon wells. According to one embodiment of the invention, the tool comprises a first section having an internal sidewall defining at least a portion of a flowpath, and a ported outer sidewall. A propellant volume having at least a portion within said first section. An annular portion has at least one pressure chamber having an end positioned adjacent to the propellant volume and an inlet providing a communication path to said flowpath. A detonator assembly is located within each pressure chamber proximal to the propellant volume such that detonation of the assembly causes detonation of the propellant volume. A firing pin is propelled toward the detonation assembly by providing communication between the pressure chamber and the flow path, causing a pressure differential between the pressure isolated ends of the firing pin. | 2011-06-16 |
20110139434 | Method and Apparatus for Demagnetizing a Borehole - A demagnetizing sub having an electromagnet or a rotating magnet is used for demagnetizing magnetized material in a wellbore. By gradually reducing the magnetic field, the magnetized material within the borehole is demagnetized. | 2011-06-16 |
20110139435 | CASING MAKE-UP AND RUNNING TOOL ADAPTED FOR FLUID AND CEMENT CONTROL - The apparatus of the present invention provides a top drive supported tool for making up and running casing strings into a borehole. The tool comprises a fill-up and circulation assembly and a launcher assembly that is adapted to cooperate with a connectable cement wiper plug assembly for launching wiper plugs that control cement placement in the annulus between a casing string and a borehole containing the casing string. The tool of the present invention shortens or eliminates delays in well operations, thereby improving integrity of cement liners formed by placing cement slurry in a targeted interval. | 2011-06-16 |
20110139436 | TEMPERATURE CONDITIONED STUFFING BOX WITH FLUID CONTAINMENT - A temperature conditioned stuffing box includes a housing having an outer surface, an inner surface defining a packing-receiving bore, a lower surface for attaching to a wellhead and an upper surface. A flow passage through the housing for passing temperature-conditioned fluid through the housing has an input and an output. | 2011-06-16 |
20110139437 | Wireline Run Mechanically or Hydraulically Operated Subterranean Insert Barrier Valve and Associated Landing Nipple - A unique landing nipple has spaced control line connections and external control lines running from the surface to those connections. A hydraulic barrier valve, such as a ball valve, is run in to a predetermined landing nipple and latched in position where the control line connections are in the right locations to operate the valve. A landing nipple with a latching groove alone can be used with a wireline run barrier valve to latch it into position at the desired location. A shifting tool is used to operate the mechanically actuated valve. More than one valve can be positioned or used in the string at a time or the same valve can also be positioned at different landing nipples at different times to meet the production needs of the well operator. | 2011-06-16 |
20110139438 | SLEEVE ASSEMBLY FOR DOWNHOLE TOOLS - An example method comprises securing a sleeve around at least a portion of a downhole tool, deploying the sleeve and the downhole tool into a wellbore penetrating a subterranean formation, and retrieving the sleeve and the downhole tool from the wellbore. The step of securing the sleeve around the at least portion of the downhole tool may be performed at the well site. | 2011-06-16 |
20110139439 | BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS - Methods to enhance biogenic gas production in an anaerobic geologic formation containing carbonaceous material are described. The methods may include the steps of accessing the anaerobic formation, increasing a rate of production of the biogenic gases in the anaerobic formation, and flowing formation water within the anaerobic formation after the increase in the production of biogenic gases. Also described are methods to redistribute formation water in an anaerobic geologic formation containing carbonaceous material. The methods may include the steps of locating a reservoir of the formation water within the anaerobic formation, forming at least one channel between the reservoir and at least a portion of the carbonaceous material, and transporting the formation water from the reservoir to the carbonaceous material through the channel. Further described are methods of accumulating biogenic gas in an anaerobic geologic formation to enhance biogenic gas production. | 2011-06-16 |
20110139440 | METHOD AND APPARATUS FOR STIMULATING WELLS - The invention provides an apparatus and method for stimulating a borehole of a well. The invention provides an apparatus that generates low-frequency seismic type elastic waves that propagate to the geologic formation and in order to enhance the movement of fluids in the geologic formation toward a well. The apparatus may operate automatically driven by a power source that may be located on the ground surface. The regime of operation may be determined by user input. Operation of the apparatus may carried out while production of a natural resource is ongoing. | 2011-06-16 |
20110139441 | SYSTEM, APPARATUS AND METHOD FOR STIMULATING WELLS AND MANAGING A NATURAL RESOURCE RESERVOIR - The invention provides a system, method and downhole tool for stimulating a borehole of wells in reservoir. The invention allows a user to determine the type of stimulation adequate to promote production in a reservoir, and apply one or more treatments to each individual well by activating one or more modules comprised in the downhole tools. Furthermore, the tool comprises sensors that collect information in real-time of the state of the reservoir. The data collected is processed and newly acquired data is compared with previously acquired data to assess the development of production and further plan treatment strategies to optimize production. | 2011-06-16 |
20110139442 | METHOD OF DETERMINING END MEMBER CONCENTRATIONS - A method of determining a concentration of a component in a flow from a single source or layer contributing to a total flow using the steps of measuring the total flow rate at various depths and sampling the total flow at a depth between two successive sources, measuring a total concentration of one or more flow components within the total flow, repeating the measuring of the total flow rate, the sampling and total concentration in further intervals separating other pairs of successive sources, and determining the concentration of at least one component by solving a system of mass balance equations representing the total flow of the flow components at each sampling depth. | 2011-06-16 |
20110139443 | MONITORING FLUID MOVEMENT IN A FORMATION - A technique includes wirelessly communicating between a first telemetry unit and a second telemetry unit in a well completion. The communicating causes a leakage current between the first and second telemetry units. The technique includes monitoring the leakage current to detect a change in location of a formation fluid layer. | 2011-06-16 |
20110139444 | DRAINAGE OF HEAVY OIL RESERVOIR VIA HORIZONTAL WELLBORE - Systems and methods for drainage of a heavy oil reservoir via a horizontal wellbore. A method of improving production of fluid from a subterranean formation includes the step of propagating a generally vertical inclusion into the formation from a generally horizontal wellbore intersecting the formation. The inclusion is propagated into a portion of the formation having a bulk modulus of less than approximately 750,000 psi. A well system includes a generally vertical inclusion propagated into a subterranean formation from a generally horizontal wellbore which intersects the formation. The formation comprises weakly cemented sediment. | 2011-06-16 |
20110139445 | System and Method for Downhole Communication - A method of servicing a wellbore extending from a surface and penetrating a subterranean formation is provided. The method comprises placing a assembly in the wellbore, wherein the assembly comprises at least a first downhole tool, a signal receiver subassembly, and a conveyance between the first downhole tool and the surface. The method further comprises the signal receiver subassembly receiving a first signal generated by contact between the wellbore and the assembly and initiating a first function of the first downhole tool based on the first signal. | 2011-06-16 |
20110139446 | Method of Determining Queried Fluid Cuts Along a Tubular - A method of identifying a queried fluid cut along a tubular includes, determining a first flow rate of a queried fluid flowing through all open zones, determining a flow rate of liquid through a selected zone, and closing the selected zone, determining a second flow rate of the queried fluid flowing through all open zones, and attributing a queried fluid cut to the selected zone as a percentage that the difference between the first flow rate of the queried fluid and the second flow rate of the queried fluid is of the flow rate of liquid through the selected zone. | 2011-06-16 |
20110139447 | METHOD AND APPARATUS FOR LOGGING A WELL USING A FIBER OPTIC LINE AND SENSORS - A system and method to log a wellbore, comprising a logging tool adapted to be deployed in a wellbore environment, the logging tool including at least one sensor for taking a measurement of the wellbore environment. The sensor is a fiber optic sensor and the system includes a fiber optic line in optical communication with the sensor. The data measured by the sensor is transmitted through the fiber optic line on a real time basis to the surface, where the data is processed into a real time display. In one embodiment, the fiber optic sensor is a passive sensor not requiring electrical or battery power. In another embodiment, a continuous tube with one end at the earth's surface and the other end in the wellbore is attached to the logging tool and includes the fiber optic line disposed therein. | 2011-06-16 |
20110139448 | FORMATION FLUID SAMPLING - A method for formation testing in a wellbore, according to one or more aspects of the present disclosure comprises deploying a formation tester to a position in a wellbore; initiating a first pumpout process to draw formation fluid from a formation at the position into the formation tester; discharging a treatment fluid from the formation tester to the formation at the position; and drawing a formation fluid sample from the formation at the position into the formation tester. | 2011-06-16 |
20110139449 | Coiled Tubing Deployed Single Phase Fluid Sampling Apparatus and Method for Use of Same - A coiled tubing deployed fluid sampler ( | 2011-06-16 |
20110139450 | ADJUSTABLE TESTING TOOL AND METHOD OF USE - Methods and systems for testing a subterranean formation penetrated by a wellbore are provided. A testing tool has a plurality of packers spaced apart along the axis of the tool, and at least a testing port. The testing tool is positioned into the wellbore and packers are extended into sealing engagement with the wellbore wall, sealing thereby an interval of the wellbore. In some embodiments, the wellbore interval sealed between two packers is adjusted downhole. In one embodiment, the location of the testing port is adjusted between two packers. The methods may be used to advantage for reducing the contamination of the formation fluid by fluids or debris in the wellbore. | 2011-06-16 |
20110139451 | Process for Treating Water in Heavy Oil Production Using Coated Heat Exchange Units - The invention relates to a process for treating a water stream produced in the recovery of heavy oil from geological formations comprising. The process includes a) injecting steam underground into a geological formation containing hydrocarbons and establishing a steam chamber; b) transferring heat from the steam chamber to the formation and mobilizing hydrocarbons for extraction from the formation; c) extracting the mobilized hydrocarbons from the formation and the hydrocarbons forming an emulsion with a portion of condensed water formed from the steam; d) separating mobilized hydrocarbons as a heavy oil product from the hydrocarbon-water emulsion to produce a water stream containing foulants that include residual hydrocarbons and solids; e) passing the water stream through a heat exchange unit comprising at least one tube wherein said the tube has a multi-layer coating comprising a melt flowable copolymer of tetrafluoroethylene adhered to the interior surface or exterior surface of said the tube; and f) removing said foulants from the water stream while altering the temperature of the water stream as the water stream passes through the heat exchange unit; wherein the multi-layer coating provides an anti-stick surface that reduces the deposition of foulants, on the interior or exterior surface of the tube as compared to the surface of the tube without the multi-layer coating being present, so as to avoid loss of efficiency in heat transfer and pluggage of the heat exchange unit. | 2011-06-16 |
20110139452 | SYSTEMS AND METHODS FOR PRODUCING OIL AND/OR GAS - A system for producing oil and/or gas comprising a formation comprising a mixture of oil and/or gas and an enhanced oil recovery mixture comprising an additive to increase an auto-ignition temperature of the mixture and a carbon disulfide formulation and/or a carbon oxysulfide formulation; and a mechanism for recovering at least a portion of the oil and/or gas. | 2011-06-16 |
20110139453 | Fluid flow control device - A method of servicing a wellbore, comprising providing a fluid diode in fluid communication with the wellbore, and transferring a fluid through the fluid diode. A fluid flow control tool, comprising a tubular diode sleeve comprising a diode aperture, a tubular inner ported sleeve received concentrically within the diode sleeve, the inner ported sleeve comprising an inner port in fluid communication with the diode aperture, and a tubular outer ported sleeved within which the diode sleeve is received concentrically, the outer ported sleeve comprising an outer port in fluid communication with the diode aperture, wherein a shape of the diode aperture, a location of the inner port relative to the diode aperture, and a location of the outer port relative to the diode aperture provide a fluid flow resistance to fluid transferred to the inner port from the outer port and a different fluid flow resistance to fluid transferred to the outer port from the inner port. | 2011-06-16 |
20110139454 | Method for Providing Thixotrophy to Fluids Downhole - A method of providing thixotropy to a fluid downhole comprising: adding an encapsulated thixotropic agent to a fluid at the surface; introducing the fluid into a borehole; and subjecting the fluid to a shearing action so as to release the thixotropic agent into the fluid. | 2011-06-16 |
20110139455 | STORING DEVICE FOR STORED SUBSTANCE AND METHOD FOR STORING STORED SUBSTANCE | 2011-06-16 |
20110139456 | Controlled Fracture Initiation Stress Packer - A method for selective placement, initiation and propagation of a hydraulically induced fracture in an open wellbore. | 2011-06-16 |
20110139457 | System and method for lateral wellbore entry, debris removal, and wellbore cleaning - A method of servicing a wellbore is provided. The method comprises running a toolstring into a wellbore to a first depth, actuating a controllably rotating sub-assembly of the toolstring to rotate, and activating a pressure activated bendable sub-assembly of the toolstring to bend, wherein actuating the controllably rotating sub-assembly to rotate and activating the pressure activate bendable sub-assembly are performed in any sequence or concurrently. The method also comprises running the toolstring into the wellbore beyond the first depth and stabbing the toolstring into a window in a wall of the wellbore to enter a lateral wellbore, wherein no whipstock is used to facilitate stabbing into the window. The method further includes running the toolstring into the lateral wellbore and performing a wellbore servicing operation in the lateral wellbore. | 2011-06-16 |
20110139458 | WELL COMPLETION WITH HYDRAULIC AND ELECTRICAL WET CONNECT SYSTEM - A technique facilitates deployment of completion stages downhole in a well environment. A first completion stage is deployed downhole into a wellbore with a plurality of control lines having at least one hydraulic control line and at least one electrical control line. A second completion stage is assembled with an electric submersible pumping assembly and a plurality of corresponding control lines having at least one hydraulic control line and a least one electric control line. The second completion stage is conveyed downhole into the wellbore until engaged with the first completion stage which automatically joins the plurality of control lines. The control lines may then be used to operate both electrical and hydraulic devices of the first completion stage. | 2011-06-16 |
20110139459 | Subsea Control Jumper Module - A jumper including an upstream connector configured to communicate with an umbilical, and a downstream connector configured to communicate with an end device. The jumper also includes a conduit having a first end attached to the upstream connector and a second end attached to the downstream connector, a plurality of valves, and a programmable processor. | 2011-06-16 |
20110139460 | HYDROCARBON PRODUCTION SYSTEM, METHOD FOR PERFORMING CLEAN-UP AND METHOD FOR CONTROLLING FLOW - The present invention relates to a device for transmitting fluid from a subsea producing module ( | 2011-06-16 |
20110139461 | ASSEMBLY FOR USE IN A CHRISTMAS TREE - The assembly comprises a housing ( | 2011-06-16 |
20110139462 | METHODS OF INVESTIGATING AN UNDERGROUND FORMATION AND PRODUCING HYDROCARBONS, AND COMPUTER PROGRAM PRODUCT - A method of investigating an underground formation underneath the earth's surface, comprising obtaining a first data set representing change in a predetermined seismic parameter over a period of time for a plurality of points in the underground formation, which first data set is derived from a time-lapse seismic survey of the earth formation spanning the period of time; obtaining a second data set representing geodetic deformation over substantially the same period of time at a plurality of locations on the earth's surface, which second data set is derived from a geodetic survey spanning the period of time; jointly processing the first and second data sets to obtain a map of a parameter related to volume change in the underground formation; wherein a geomechanical model of the underground formation is postulated; also a method of producing hydrocarbons and a computer program. | 2011-06-16 |
20110139463 | SYSTEMS AND METHODS FOR PRODUCING OIL AND/OR GAS - A system including a mechanism for releasing at least a portion of a sulfur containing compound into a formation; and a mechanism for converting at least a portion of the sulfur containing compound into a carbon disulfide formulation and/or a carbon oxysulfide formulation, the mechanism within the formation. | 2011-06-16 |
20110139464 | Surface Gas Evaluation During Controlled Pressure Drilling - A system and method have a choke in fluid communication with a rotating control device. The choke controls flow of drilling mud from the rotating control device to a gas separator during a controlled pressure drilling operation, such as managed pressure drilling (MPD) or underbalanced drilling (UBD). A probe is in fluid communication with the drilling mud between the choke and the gas separator. During operations, the probe evaluates gas in the drilling mud from the well passing from the choke to the gas separator. | 2011-06-16 |
20110139465 | PACKING TUBE ISOLATION DEVICE - A packing tube isolation assembly, which includes a first conduit, a second conduit, and a sealing member. The first conduit extends substantially parallel to a longitudinal axis of a tube disposable in a wellbore and has an opening defined in the first conduit. The second conduit fluidly connects to an annulus of the wellbore and to the opening of the first conduit, and is disposed at an angle with respect to the first conduit. The sealing member is disposed adjacent the second conduit and is configured to move into and substantially obstruct the second conduit when the second conduit is at least partially packed with a gravel slurry. | 2011-06-16 |
20110139466 | ULTRA HIGH TEMPERATURE PACKER BY HIGH-TEMPERATURE ELASTOMERIC POLYMERS - A high temperature downhole packer including a tubular member, an annular and longitudinally movable ring, and a packer. The tubular member has a stop located on an outer diameter thereof. The annular and longitudinally movable ring is disposed around the outer diameter of the tubular member. The packer element is disposed between the stop and the ring. The packer element includes a high temperature elastomeric polymer having a first storage modulus from about 1,000 MPa to about 10,000 MPa at a first temperature between about −100° C. and about 175° C., and a second storage modulus from about 1 MPa to about 1000 MPa at a second temperature ranging from about 175° C. to about 475° C. | 2011-06-16 |
20110139467 | SHOCK-ABSORBING HORSESHOE - The shock-absorbing horseshoe comprises a rigid part ( | 2011-06-16 |
20110139468 | FIRE EXTINGUISHER NOZZLE - An extinguisher for minimizing fires includes a container for holding an extinguishing fluid, a propellant disposed within the container for expelling the fluid from the container if desired, and a nozzle for directing the fluid towards a fire. The nozzle has an input for receiving the fluid from the container and an outlet for directing the fluid towards the fire. The nozzle includes an expansion chamber disposed between the input and the outlet of the nozzle. The nozzle outlet has a restrictor for restricting flow of the fluid from the expansion chamber. | 2011-06-16 |
20110139469 | DEVICE, SYSTEM, AND METHOD OF FIRE SUPPRESSION - The present application includes disclosure of various embodiments of a dip tube device, included in fire suppression devices and systems, and methods of using the same. In an exemplary embodiment, the dip tube is comprised of a first cylinder defining a first lumen having a first diameter, a second cylinder defining a second lumen having a second diameter, and a joining member operably connecting the first lumen with the second lumen to allow a substance to pass therethrough, the joining member allowing movement of the second cylinder relative to the first cylinder. In an exemplary embodiment, the first diameter and the second diameter are substantially unchanged upon exposure to pressure greater than one atmosphere. | 2011-06-16 |
20110139470 | Land Management - A method and apparatus are disclosed for forming a plurality of impressions ( | 2011-06-16 |
20110139471 | METHOD FOR OPERATING A POWER TOOL HAVING A CLUTCH DEVICE - The invention relates to a method for operating power tool, particularly an electrically driven hand power tool, having at least one tool drive shaft for directly or indirectly rotationally driving a tool insert. The tool insert is received in a tool holder releasably connected to the tool drive shaft. The tool drive shaft can be coupled to a drive device via a clutch device. The clutch device is provided with at least two different limit torques, which are selectable by an operator. When the tool insert and/or the tool holder is changed out, the clutch device is reset to a lower limit torque of the at least two different limit torques, particularly the lowest possible limit torque. | 2011-06-16 |
20110139472 | METHOD OF MACHINING WITH TOOL UNIT - A method of machining includes using a tool unit for a handheld power tool having an oscillating output unit, a fastening element for attachment to the output unit, and a working edge transitioning into a lateral boundary line, being arc-shaped, and constituted by a circumference of a circle around whose circle point the fastening element is situated, situating at least one end of the working edge at an angle of substantially 90° in relation to a lateral boundary line on at least one side and constituting the working edge by a circumference section of a circle sector, situating each of two ends of the working edge at an angle in relation to a respective lateral boundary line extending in a radial direction, and in a vertical guide as the tool unit advances along the lateral boundary line situating a deepest point of an advancing motion is situated in a corner between the arc-shaped working edge and the lateral boundary line, and so that between a bottom of the guide and the lateral cut edge there is not any residual cross-section of the workpiece. | 2011-06-16 |
20110139473 | POWER TOOL HAVING CLUTCH DEVICE - The invention relates to a power tool, in particular an electrically operable hand-held power tool, having at least one tool drive shaft for direct or indirect rotary drive of an insert bit, with the insert bit being accommodated in a tool holder that is connected or detachably connected to the tool drive shaft, particularly in a replaceable fashion. At least one drive device and at least one clutch device that couples the at least one drive device to the at least one tool drive shaft is provided which has at least two different, user-selectable, limit torques. An actuating device is provided that makes it possible, with a replacement of the insert bit and/or a replacement of the tool holder, to reset the clutch device to a lower limit torque, preferably to the lowest possible limit torque. | 2011-06-16 |
20110139474 | PNEUMATIC IMPACT TOOL - A pneumatic impact tool includes a handle, a work attachment coupled to the handle, an inlet and an outlet permitting air flow through the tool to drive the tool. A motor assembly is functionally positioned between the inlet and the outlet, the motor assembly having a rotor driven by the air flow, and the motor assembly defining a longitudinal motor axis about which the rotor rotates. An output drive is connected to the motor assembly to selectively rotate the output drive in response to rotation of the rotor. The output drive defines a longitudinal output axis about which the output drive rotates, such that the longitudinal output axis is substantially perpendicular to the longitudinal motor axis. An impact mechanism is functionally positioned between the motor assembly and the output drive, such that the impact mechanism drives the output drive with impact forces in response to rotation of the rotor. | 2011-06-16 |
20110139475 | IMPACT DEVICE HAVING AN IMPACT MECHANISM LUBRICATING DEVICE - The invention relates to an impact device, having an internal combustion engine and an impact mechanism driven by the internal combustion engine. An engine lubricating device supplies lubricant to the internal combustion engine. An impact mechanism lubricating device lubricates the impact mechanism accordingly. For this purpose, the engine lubricating device and the impact mechanism device partially comprise the same components. | 2011-06-16 |
20110139476 | GARDEN TOOL HAVING AT LEAST ONE WORKING BLADE - The invention relates to a garden tool having at least one working blade for performing a cutting operation. The garden tool includes a user control part for user activation of the garden tool. A drive unit generates a working motion of the at least one working blade which has a blade region for a linear and/or oscillating working motion of the at least one driven working blade An electronic unit acts upon the drive unit with at least control and/or regulating signals, and an operating voltage unit furnishes an electrical energy supply to the electronic unit. It is proposed that the drive unit includes at least one excitation actuator having a volume of excitation-active material, which actuator is electrically supplied in operation by the operating voltage unit and is controlled or regulated by the electronic unit. | 2011-06-16 |
20110139477 | HANDHELD POWER TOOL - The invention is based on a handheld power tool, having at least one vibration-cancelling device that has at least one cancellation spring and one cancellation mass. It is proposed that the cancellation mass is constructed of at least one first mass part and at least one second mass part. | 2011-06-16 |
20110139478 | HAND-HELD POWER TOOL - The invention describes a hand-held power tool having a drive train, which includes a motor with a rotor, a drive shaft, and a transmission. According to the invention, at least one flywheel mass is provided that is positionable rotationally symmetrical to the drive shaft and connectable to the drive shaft for co-rotation therewith. | 2011-06-16 |
20110139479 | HOOK FOR ELECTRIC POWER TOOLS AND ELECTRIC POWER TOOL EQUIPPED WITH THE HOOK - A hook for electric power tools is disclosed. The hook is used with an electric power tool comprising a handle and a battery pack detachably mounted to a lower end portion of the handle. The hook is designed to be attached to the electric power tool in the proximity of the lower end portion of the handle and includes a ring-shaped slip-off preventing portion having an opening into which, when the battery pack is not attached to the handle, the handle can be inserted into the opening of the slip-off preventing portion, and when the battery pack is attached to the handle, the slip-off preventing portion can be prevented from being pulled out from the handle by the battery pack attached to the handle. | 2011-06-16 |
20110139480 | MEDIA DISTRIBUTION HUB AND PROTECTION CASE - A media distribution hub including a housing including a first housing member and a second housing member configured for releasable sealing engagement with one another. A sleeve is disposed about the housing, and is configured to lock the first housing member and the second housing member together and to provide a seal about the first and second housing members. A media retaining mat is disposed within the housing. A plurality of fasteners are also included, at least one of the fasteners configured for engagement with the first housing member, and at least one of the fasteners configured for engagement with the second housing member. | 2011-06-16 |
20110139481 | Brick Box - Embodiments of the present disclosure generally provide an electrical connection box for use in structures with a brick or stone veneer along a frame. | 2011-06-16 |
20110139482 | Electrical junction box - An electrical junction box includes a junction-box body having at least an outlet for discharging a liquid inside thereof to an outside thereof; and a bracket provided between the junction-box body and a vehicle-body panel. The bracket is adapted to attach the junction-box body to the vehicle-body panel such that the bracket resides in a lower space relative to the junction-box body in a vertical direction. The bracket includes a throughhole communicating with the outlet and adapted to guide the liquid from the outlet to the outside. The bracket may include a plurality of ribs spaced from each other and upstanding in a shape of a plate toward the vehicle-body panel such that the outlet is provided between the ribs. The ribs may be connected to each other via a foot of the bracket upstanding in a shape of a plate toward the vehicle-body panel. | 2011-06-16 |
20110139483 | CONNECTOR FOR SOLAR MODULE - A box for connecting a solar panel to a cable has a generally planar flat base securable to a solar panel, forming a transversely open cavity for connection of elements of the solar panel with the cable, and formed with a laterally open aperture. A flat cover fittable transversely with the base to close the cavity is formed with an aperture forming with the aperture of the base when the cover is fitted to the base a hole that opens generally parallel to the base into the cavity and that is snugly fittable around the cable. A clip fixed on the base adjacent the aperture forms a mouth fittable around the cable extending through the hole and open generally parallel to the base. | 2011-06-16 |
20110139484 | Hermetic Electrical Feedthrough - A method for fabricating a hermetic electrical feedthrough includes engraving a circuitous groove into a surface of an electrically conductive monolithic slab so that the interior of the circuitous groove forms a pin. A dielectric material is formed in the circuitous groove. The pin is then electrically isolated from the surrounding material and provides electrical access through the hermetic feedthrough. | 2011-06-16 |
20110139485 | MULTI-CORE CABLE - A multi-core cable in which skew occurs less and attenuation characteristics of all core cables are uniform comprises: a core unit; an insulation tape spirally wrapped around the outer circumference of the core unit; and a metal coated resin tape wrapped over the insulation tape, wherein a plurality of core cables each consisting of two insulated wires arranged in parallel are stranded together to form the core unit, and wherein the metal coated resin tape is wrapped in the same direction as the stranding direction of the core cables. | 2011-06-16 |
20110139486 | ELECTRICAL INSULATING COATING AND METHOD FOR HARSH ENVIRONMENT - A thin electrical insulating coating and method for application is provided for a copper surface. The electrical insulating coating includes a bond coat layer of titanium, nickel, or NiCrAlY forming a metallurgical bond with the copper surface and an insulating layer of alumina or tantala applied to the bond coat layer. An insulating layer does not firmly adhere to copper under harsh environmental conditions such as an electroslag refining process when applied directly to the copper. However, when bond coat layer is applied between the copper and the insulating layer, it forms a strong bond adhering bond for the harsh environment. | 2011-06-16 |
20110139487 | WIRE CONSTRUCTION FOR CABLES HAVING INSULATION AND FUNCTIONALITY APPLYING IN CASE OF FIRE - A wire for use in electric cables, has a fire-resistant insulation based on cross-linkable polymers including ceramic-forming additives. The insulation surrounds a conductor, wherein the insulation has a first layer of a first composition, and a second layer of a second composition surrounding the outside of the first layer, the first and the second compositions including different ceramic forms in the composition because the second outer layer is formed at a lower temperature range than the composition of the inner first layer. | 2011-06-16 |
20110139488 | Metamaterial and Method for Manufacturing Same - A metamaterial that includes a metallic wire and a supporting member. The metallic wire has a length of substantially half the wavelength of electromagnetic waves, and is coiled in the shape of a spring. The supporting member fixes the metallic wire such that the central axis of the metallic wire is parallel in direction to an electric field generated between a signal line through which an electric current flows and a ground. The metallic wire placed in such manner resonates with electromagnetic waves having a wavelength approximately twice as long as the metallic wire, and exhibits a negative dielectric constant. | 2011-06-16 |
20110139489 | PRINTED CIRCUIT BOARD - A printed circuit board is disclosed. The printed circuit board in accordance with an embodiment of the present invention can include an insulation substrate, a first ground, which is formed on one surface of the insulation substrate and connected to a first power source, a second ground, which is formed on one surface of the insulation substrate and connected to a second power source, a separator, which separates the first ground from the second ground, a first signal line, which is stacked on at least one of the first ground and the second ground, and a second signal line, which is stacked on at least one of the first ground and the second ground and is adjacent to the first signal line. The separator can include a curved part, which is bent in between the first signal line and the second signal line. | 2011-06-16 |
20110139490 | Wired circuit board assembly sheet - A wired circuit board assembly sheet has a plurality of wired circuit boards, distinguishing marks for distinguishing defectiveness of the wired circuit boards, and a supporting sheet for supporting the plurality of wired circuit boards and the distinguishing marks. Each of the distinguishing marks has an indication portion for indicating a specified one of the wired circuit boards. | 2011-06-16 |
20110139491 | ELECTRODE OF BIOSENSOR, MANUFACTURING METHOD THEREOF, AND BIOSENSOR THEREOF - The present invention discloses an electrode of a biosensor, a manufacturing method thereof, and a biosensor thereof. The electrode of the biosensor comprises a flexible insulation layer, a resin layer, a first metal layer, a second metal layer, a third metal layer and a fourth metal layer. The resin layer is disposed between the flexible insulating layer and the first metal layer. The second metal layer is disposed between the first metal layer and the third metal layer, and the fourth metal layer is disposed on the third metal layer. The material of the first metal layer comprises copper foil. The material of the second metal layer comprises palladium. The material of the third metal layer comprises nickel, and the material of the fourth metal layer comprises gold or palladium. The electrode further comprises a biological active substance immobilized on the surface of the plurality of metal layers. | 2011-06-16 |
20110139492 | MULTILAYER FLEXIBLE PRINTED WIRING BOARD AND ELECTRONIC APPARATUS - A multilayer flexible printed circuit board includes a core material made of an insulating material having bendability. A solid layer is provided on one surface of the core material. The solid layer is made of an electrically conductive material to form a ground plane. A wiring layer is provided on the other surface of the core material. The wiring layer is made of an electrically conductive material having a controlled impedance. The core material, the solid layer and the wiring layer together form one set of lamination. A plurality of sets of the lamination are laminated via an insulation layer. | 2011-06-16 |
20110139493 | FLEXIBLE SUBSTRATE AND ELECTRIC CIRCUIT STRUCTURE - Provided is a flexible substrate wherein a connection portion between the flexible substrate and an electric circuit board meets requirements of narrow wiring pitch and low resistance at the connection portion. An electric circuit structure, which has the flexible substrate and the electric circuit board to which the flexible substrate is connected, is also provided. A wiring pattern ( | 2011-06-16 |
20110139494 | EMBEDDED WIRING BOARD AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing an embedded wiring board is provided. An activating insulation layer is formed, in which the activating insulation layer includes a plurality of catalyst particles, and covers a first wiring layer. An intaglio pattern and at least one blind via partially exposing the first wiring layer are formed on the activating insulation layer, in which some of the catalyst particles are activated and exposed in the intaglio pattern and the blind via. The activating insulation layer is dipped in a first chemical plating solution, and a solid conductive pillar is formed in the blind via through electroless plating. The activating insulation layer is dipped in a second chemical plating solution after the solid conductive pillar is formed, and a second wiring layer is formed in the intaglio pattern through the electroless plating. Components of the first chemical plating solution and the second chemical plating solution are different. | 2011-06-16 |
20110139495 | CIRCUIT BOARD INCLUDING MASK FOR CONTROLLING FLOW OF SOLDER - A circuit board includes a solder wettable surface and a metal mask configured to restrict solder from flowing outside the solder wettable surface of the circuit board. | 2011-06-16 |
20110139496 | RESIN COMPOSITION - A resin composition which is low in a roughness of an insulating layer surface and capable of forming thereon a plated conductor layer having a sufficient peel strength in a wet roughing step and which is excellent in dielectric characteristics and a coefficient of thermal expansion, is disclosed. The resin composition contains a cyanate ester resin and a specified epoxy resin. | 2011-06-16 |
20110139497 | Via Structure Integrated in Electronic Substrate - A system of via structures disposed in a substrate. The system includes a first via structure that comprises an outer conductive layer, an inner insulating layer, and an inner conductive layer disposed in the substrate. The outer conductive layer separates the inner insulating layer and the substrate and the inner insulating layer separates the inner conductive layer and the outer conductive layer. A first signal of a first complementary pair passes through the inner conductive layer and a second signal of the first complementary pair passes through the outer conductive layer. In different embodiments, a method of forming a via structure in an electronic substrate is provided. | 2011-06-16 |
20110139498 | PRINTED WIRING BOARD AND METHOD FOR MANUFACTURING THE SAME - A printed wiring board including an insulation layer made of a resin material and having first and second surfaces, the insulation layer having an opening portion opened on the second surface, a conductive circuit having first and second surfaces, the conductive circuit being embedded in the insulation layer such that the first surface of the conductive circuit is formed flush with the first surface of the insulation layer and that the second surface of the conductive circuit is exposed through the opening portion of the insulation layer, a first surface-treatment film formed on the conductive circuit and facing the first surface of the conductive circuit, and a second surface-treatment film formed on the conductive circuit and facing the second surface of the conductive circuit and in the opening portion of the insulation layer. | 2011-06-16 |
20110139499 | Printed circuit board and manufacturing method of the same - A printed circuit board the includes: an insulation layer; a first circuit pattern including a first electrode pad buried in the insulation layer such that a portion of the first circuit pattern is exposed at a surface of the insulation layer; an inner substrate having the insulation layer stacked therein and having a second circuit pattern including a second electrode pad formed thereon; a conductive post buried in the insulation layer such that one end thereof is connected to the first electrode pad and the other end thereof is connected to the second electrode pad; and a solder resist layer stacked on the insulation layer. | 2011-06-16 |
20110139500 | ELECTRICAL CONNECTING METHOD AND ELECTRICALLY CONNECTED CONNECTION STRUCTURE - A method of connecting a flexible flat cable and a board is provided, which includes the steps of preparing the flexible flat cable having a first connection terminal composed of a plurality of exposed flat type conductors; preparing the board having a second connection terminal composed of a plurality of conductors; aligning each of the first and second connection terminals and placing an adhesive film on the first connection terminal; and thermocompressionally bonding the first and second connection terminals by heating and fusing the adhesive film while applying a pressure to the adhesive film, thereby sealing the first and second connection terminals, bringing each flat type conductor of the first connection terminal and the corresponding conductor of the second connection terminal into direct contact to form an electrical connection, and insulating adjacent ones of the plurality of flat type conductors of the first connection terminal by the adhesive film. | 2011-06-16 |
20110139501 | ELECTRONIC CHIP AND SUBSTRATE WITH SHAPED CONDUCTOR - An electronic chip including a plurality of conducting pins is provided. The conducting pins are located on an exterior surface of the electronic chip and provides via a conductive adhesive a plurality of electrical connections between the electronic chip and an external circuit. Among the conducting pins, a first conducting pin is adjacent to a second conducting pin. A first void is formed in a first corner of the first conducting pin near the second conducting pin. A flow space is accordingly provided for conducting particles in the conductive adhesive to flow through. | 2011-06-16 |
20110139502 | WIRING BOARD MANUFACTURING METHOD, SEMICONDUCTOR DEVICE MANUFACTURING METHOD AND WIRING BOARD - A semiconductor device | 2011-06-16 |
20110139503 | CEMENTITIOUS FIBRE REINFORCED COMPOSITE CROSS ARM - A cross arm is provided, for use in a support structure for conductors within an electrical grid. The cross arm is made of a cementitious composite and has a rough “C” cross sectional shape. Pairs of the cross arms are attached to utility poles in a parallel position on opposite sides of the utility pole. Alternatively, a single cross arm may be attached to a utility pole. Embedded metal or glass fibre reinforced polymer bars extend along the length of the cross arms. | 2011-06-16 |
20110139504 | RELAY TERMINAL MEMBER, CIRCUIT STRUCTURE INCLUDING THE SAME, AND ELECTRONIC UNIT - A terminal relay member includes a plurality of relay terminals, each of which has a body section in which an opening is formed so as to penetrate the body section, and a terminal section to be connected to the circuit board; and a covering section for covering the body sections. The covering section includes holes corresponding to the openings. The opening is configured so that, by inserting a terminal pin of a connector to the opening, a part of the body section around the opening is deformed toward an inner wall of the hole of the covering section to contact the terminal pin. | 2011-06-16 |
20110139505 | SHAPED CHARGE - A perforating apparatus that is usable with a well includes a shaped charge. The shaped charge includes a case, an explosive and a liner. The liner is adapted to form a perforation jet to form a perforation tunnel and promote an exothermic reaction inside the tunnel to create a pressure wave to force debris from the tunnel. | 2011-06-16 |
20110139506 | PRESSURE AND FLOW CONTROL IN DRILLING OPERATIONS - A well drilling system for use with a drilling fluid pump includes a flow control device regulating flow from the pump to a drill string interior; and another flow control device regulating flow through a line in communication with an annulus. Flow is simultaneously permitted through the flow control devices. A method of maintaining a desired bottom hole pressure includes dividing drilling fluid flow between a line in communication with a drill string interior and a line in communication with an annulus; the flow dividing step including permitting flow through a flow control device interconnected between a pump and the drill string interior; and the flow dividing step including permitting flow through another flow control device interconnected between the pump and the annulus, while flow is permitted through the first flow control device. | 2011-06-16 |
20110139507 | Method and Apparatus for Borehole Positioning - A method of drilling boreholes is provided. The method, according to one embodiment, may include drilling a borehole, transmitting a signal into the earth formation, receiving signals at least three spaced sensors responsive to the transmitted signals and estimating a path of the borehole using the signals received by the at least three sensors. In another aspect, the method may include drilling a borehole, transmitting signals into the earth formation from at least three spaced transmitters, receiving signals at least one sensor responsive to the transmitted signals and estimating a path of the borehole using the signals received by the at least one sensor. | 2011-06-16 |
20110139508 | GAUGE PADS, CUTTERS, ROTARY COMPONENTS, AND METHODS FOR DIRECTIONAL DRILLING - The present invention recites a method, system and apparatus, wherein said method, system and apparatus comprises a gauge pad for a rotary component received within a borehole, the gauge pad comprising an exterior surface dimensioned for rotation in close proximity to the borehole, a pocket extending through the exterior surface, the pocket in fluid communication with a pressurized fluid source, and wherein the exterior surface is dimensioned such that when a pressurized fluid is discharged through the pocket, the velocity of the fluid through a gap between the exterior surface and borehole creates a pressure drop sufficient to pull the rotary component toward the gauge pad. | 2011-06-16 |
20110139509 | PRESSURE AND FLOW CONTROL IN DRILLING OPERATIONS - A method of maintaining a desired downhole pressure during a drilling operation can include measuring a parameter with a sensor, communicating actual parameter values from the sensor to a predictive device, training the predictive device to output predicted parameter values in response to input of the actual parameter values, and outputting the predicted parameter values from the predictive device when the predictive device ceases receiving the actual parameter values. A well drilling system can include a predictive device which outputs predicted parameter values in response to input of actual parameter values to the predictive device. The predictive device continues to output the predicted parameter values, even when the predictive device fails to receive valid actual parameter values. Another well drilling system includes a data validator which communicates valid actual parameter values to the predictive device, but does not communicate invalid actual parameter values to the predictive device. | 2011-06-16 |
20110139510 | Apparatus and Method for Reaming a Wellbore During the Installation of a Tubular String - An apparatus for reaming a wellbore without rotating a tubular string that is extendable to a surface. A mandrel ( | 2011-06-16 |
20110139511 | METHOD FOR INTRODUCING A VERTICAL SHAFT AND SHAFT DRIVING MACHINE - The invention relates to a method for introducing a vertical shaft underground and to a shaft driving machine set up particularly for performing the method, wherein a cutting wheel is rotated solely about a horizontal axis until a penetration trough having a predetermined penetration depth is formed, and the cutting wheel is then also rotated about a central vertical axis until a shaft foot is dug out to the penetration depth. A relatively high sinking rate is thereby achieved for the shaft. | 2011-06-16 |
20110139512 | ACTUATORS, ACTUATABLE JOINTS, AND METHODS OF DIRECTIONAL DRILLING - The present invention recites a method and apparatus, wherein said methods and apparatus comprises an actuator comprising a first plate, a pocket extending through the first plate, the pocket in fluid communication with a pressurized fluid source and a second plate coupled to a component that is to be actuated, wherein the first plate, the second plate, and the pocket are dimensioned such that when a pressurized fluid is discharged through the pocket, the velocity of the fluid through a gap between the first plate and the second plate creates a pressure drop sufficient to pull the second plate toward the first plate. | 2011-06-16 |
20110139513 | ECCENTRIC STEERING DEVICE AND METHODS OF DIRECTIONAL DRILLING - The present invention recites a method, system and apparatus for steering a drill string, wherein an eccentric steering device is recited. The eccentric steering device may comprise an eccentric sleeve configured for mounting exterior to a portion of the drill string and permitting the drill string to rotate within the eccentric sleeve and a brake positioned to selectively cause rotation of the eccentric sleeve with the drill string. In one embodiment, the eccentric steering device may further comprise one or more bearings positioned between the eccentric sleeve and the drill string. | 2011-06-16 |