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9027641 Method of fracturing multiple zones within a well using propellant pre-fracturing  
A method of fracturing multiple zones within a wellbore formed in a subterranean formation is carried out by forming flow-through passages in two or more zones within the wellbore that are spaced...
9027648 Methods of treating a subterranean formation with one-step furan resin compositions  
Methods including providing at least one target interval in a wellbore, wherein the at least one target interval has a temperature of at least about 70° F. to at least about 290° F.; providing a...
9027647 Treatment fluids containing a biodegradable chelating agent and methods for use thereof  
Methods for treating a subterranean formation can include: providing a treatment fluid that comprises: an aqueous base fluid; a hydrofluoric acid source selected from the group consisting of...
9027640 Method for signalling a downhole device in a well  
A method and apparatus for controlling the operation of a well involves locating a pressure monitoring device downhole and arranging it to be operative: to monitor a characteristic pressure...
9022107 Dissolvable tool  
A dissolvable tool includes, a body with a surface having at least one perforation therethrough, the at least one perforation being dimensioned to control a rate of intrusion of an environment...
9022120 Dry polymer mixing process for forming gelled fluids  
Apparatus, methods and systems for preparing a polymer concentrate for treating a formation with slick water systems viscous fluid or a gelled viscous fluid are disclosed. The method includes...
9022112 Chelant based system and polylactide resin for acid diversion  
Compositions and methods for treating a subterranean formation including forming a fluid comprising chelant and polylactide resin fiber; and introducing the fluid to a subterranean formation,...
9022114 Cement shoe and method of cementing well with open hole below the shoe  
A casing shoe secured to a lower end of a casing string is positioned a selected distance from a bottom of the well, defining an open hole portion in the well below the casing shoe. Cement is...
9022109 Leak detection in circulated fluid systems for heating subsurface formations  
A method of treating a subsurface formation includes circulating at least one molten salt through at least one conduit of a conduit-in-conduit heater located in the formation to heat hydrocarbons...
9022117 Section mill and method for abandoning a wellbore  
A method for milling a tubular cemented in a wellbore includes deploying a bottomhole assembly (BHA) into the wellbore through the tubular, the BHA comprising a window mill; and extending arms of...
9023770 Increasing fracture complexity in ultra-low permeable subterranean formation using degradable particulate  
A method of increasing the fracture complexity in a treatment zone of a subterranean formation is provided. The subterranean formation is characterized by having a matrix permeability less than...
9022113 One trip casing or liner directional drilling with expansion and cementing  
A tubular string is advanced with a bottom hole assembly as the hole is drilled and reamed in a desired direction with the aid of directional drilling equipment adjacent the bit. When the advanced...
9022122 High-pressure cap equalization valve  
A cap for protecting a sealing surface of a hub of a subsea device includes an equalization valve and a fluid conduit. The equalization valve includes a valve body having a pressure equalization...
9024189 Cable construction  
A technique facilitates installation of cables in a variety of environments, including downhole environments. A cable is provided with a core surrounded by a protective jacket. In the radial space...
9022127 Riser system comprising pressure control means  
The present invention regards a riser system comprising at least one riser extending from a subsea wellhead to a surface vessel, tension means for keeping the at least one riser tensioned, which...
9022129 Tracking geologic object and detecting geologic anomalies in exploration seismic data volume  
A method and system are described for identifying a geologic object through cross sections of a geologic data volume. The method includes obtaining a geologic data volume having a set of cross...
9022106 Downhole diverter gas separator  
An oil and gas well downhole gas separator defines an outer annulus between the well casing and a separator tube having a lower end fluid inlet, and an inner annulus with a fluid conduit disposed...
9022131 Hydrodynamic journal bearing flow control bushing for a rotating control device  
A rotating control device comprises an outer housing having a bore for receiving a tubular member. An inner housing and a piston assembly are rotatably disposed within the outer housing. An...
9022121 Back-up ring for a liner top test tool  
A back-up ring for use in a liner top test tool for testing casing integrity in a wellbore is disclosed. The back-up ring is comprised of first and second ring elements that are biased apart by a...
9022119 Steam distribution apparatus and method for enhanced oil recovery of viscous oil  
Methods and apparatus for enhanced and improved viscous oil recovery are disclosed. A horizontal well is drilled through the viscous oil formation. A specially designed tubing string includes...
9022110 Segmental flow-control method for flow-control filter string in oil-gas well and oil-gas well structure  
A segmental flow-control method for a flow-control filter string in an oil-gas well and an oil-gas well structure are disclosed. The oil-gas well includes a well wall(1), a casing(2) located in...
9022111 Method of well treatment using synthetic polymers  
A method for treating a subterranean formation, including estimating the solubility parameter of a monomer; selecting a solvent based on the parameter; forming a fluid comprising the monomer and...
9022116 Shaped charge tubing cutter  
A shaped charge pipe cutter is constructed with the cutter explosive material packed intimately around an axially elongated void space that is continued through a heavy wall boss portion of the...
9022125 Marine riser with side tension members  
A marine riser includes a plurality of central pipes assembled end to end to form a main conduit. A plurality of tension members runs the length of the main conduit. The tension members are...
9022108 Device for intervention in a well comprising a pyrotechnic system, installation and method associated therewith  
A device including a lower assembly (30) and a cable (32) for deploying the lower assembly (30) in the well (12). The lower assembly (30) includes a pyrotechnic system (72), and a firing assembly...
9022105 Expandable filtering system for single packer systems  
An arrangement having a body with at least one drain provided in the body is disclosed. The drain is configured to receive fluid when the body is expanded from a first unexpanded condition to a...
9022115 Method and apparatus for wellbore perforation  
A method for wellbore perforation in which a section of the wellbore to be perforated is isolated and purged of wellbore fluid to provide a clear path for laser beam transmittal. A laser beam...
9022102 Control of sub surface safety valves  
A well installation includes a metallic structure having downhole metallic tubing for conveying product towards the surface, a sub surface safety valve disposed in the downhole metallic tubing for...
9024776 Methods and systems for wellhole logging utilizing radio frequency communication  
A system and method is disclosed for utilizing a radio frequency communication system to wirelessly exchange data with well logging tools and external devices. A logging tool component is operably...
9022118 Double insulated heaters for treating subsurface formations  
A heater includes a conduit and three insulated electrical conductors located in the conduit. At least one of the three insulated conductors includes an electrical conductor at least partially...
9022128 Water intake riser assembly for an off-shore structure, and method of producing a liquefied hydrocarbon stream and method of producing a vaporous hydrocarbon stream  
A water intake assembly (105) is suspendable from an off-shore structure (102) is proposed. It has a bundle (106) of at least a first tubular conduit (106A) and a second tubular conduit (106B)...
9022126 Wellsite equipment replacement system and method for using same  
A system and method for replacing equipment at a wellsite is provided. The wellsite has a subsea stripper installed proximate a subsea borehole. The system has a conveyance for delivering a BHA...
9022130 Downhole valve tool and method of use  
A downhole isolation valve for testing the integrity of a tubular within a wellbore includes a tubular body with an axial through bore having a reduced diameter portion defining a valve seat and a...
9022124 Well intervention  
A method of well intervention in a subsea well having a wellhead on the sea floor includes extending an intervention hose downwardly through the sea from a hose drum installed on a vessel on the...
9022104 Blowout preventer blade assembly and method of using same  
Techniques for shearing a tubular of a wellbore penetrating a subterranean formation with a blowout preventer are provided. The blowout preventer has a housing with a hole therethrough for...
9022123 Scuttle for the monitoring and inspection of a flexible riser  
The present invention relates to an apparatus for inspecting and monitoring flexible collection and production lines in real time, rendering possible constant tracking of the condition of the...
9022103 Capture device for a bore hole of a fluid source  
A capture device for a bore hole of a fluid source, has a base plate (6) that can be anchored at the floor, over the bore hole, and has a bore hole opening (8) through which fluid can be streamed...
9016375 Breaking diutan with oxalic acid at 180° F to 220° F  
A method of treating a portion of a well of a well. The method includes the step of forming a treatment fluid comprising: (i) a continuous aqueous phase; (ii) a viscosity increasing agent selected...
9016361 Wellhead for a hydrocarbon-producing wellbore  
A wellhead for a hydrocarbon-producing wellbore includes a wellhead body having an inner cavity, and a production fluid conduit. The production fluid conduit and the wellbore define a production...
9016362 Polish rod locking clamp  
A pump drive head for a progressing cavity pump comprises a top mounted stuffing box rotatably disposed around a compliantly mounted standpipe with a self or manually adjusting pressurization...
9016382 Offshore drilling rig fingerboard latch position indication  
A fingerboard latch assembly includes a latch configured for operational engagement with a fingerboard for lockingly retaining at least one tubular to the fingerboard. The latch is movable within...
9016385 Securing connections in alternate path well screens  
A method of securing connections in well screens can include engaging a resilient ring with recesses formed in respective well screen connectors, the ring including projections extending from...
9016374 Heat removal in drilling and production operations  
Working fluids, such as drilling fluids, may remove heat from other fluids, tools, equipments and environments and transfer it to other locations by using reversible phase change elements. The...
9016383 Split stream oilfield pumping systems  
A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well...
9016384 Disintegrable centralizer  
A system including a first component, a second component disposed radially adjacent to the first component, and a centralizer disposed between the first component and the second component for at...
9016379 Method of fracing a wellbore  
A method of fracing a wellbore includes sealing a tubular within a wellbore at two locations and defining an annular space between the tubular, the wellbore and two seals. The method further...
9016390 Apparatus and method for providing wellbore isolation  
An actuatable wellbore isolation assembly comprising a housing generally defining an axial flowbore and comprising a mandrel portion, a first end portion, and a second end portion, a radially...
9016378 Shale gas operation method  
A method for performing shale gas operation is disclosed. The method may include drilling a first well, performing a fracturing operation in the well, recovering shale gas from the first well,...
9016391 Swellable packer with internal backup ring  
A swellable packer includes a base pipe; a swellable sealing element disposed around the outer diameter of the base pipe; and at least one internal backup ring disposed within the swellable...
9017043 Apparatus and system for sealing submersible pump assemblies  
An apparatus, system and method for sealing an electrical submersible pump assembly are described. An electric submersible pump (ESP) system for pumping solid-laden fluid comprises a thrust...