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Patent Searching and Data


Matches 501 - 550 out of 143,704

Document Document Title
WO/2018/182444A1
The method being proposed makes it possible to optimize a plan (design) for hydraulic fracturing taking into account two-dimensional modeling of transfer processes in a hydraulic fracturing fracture. Devising a plan for hydraulic fractur...  
WO/2018/183084A1
A system for providing information through a metal wall employs a device (10), such as a fiber optic cable, adapted to be arranged on one side of the metal wall (20) and a magnetic-permeability element (11), provided at, near or connecte...  
WO/2018/183223A1
Methods are provided for determining values for a set of parameters for multiple locations in a formation by inversion of formation data obtained from a plurality of different logging tools. The inversion of the formation data is constra...  
WO/2018/175045A1
A method of manufacturing a seal element can include depositing a seal element material from an instrument at a location of the seal element, and depositing another seal element material from the instrument at another location of the sea...  
WO/2018/174987A1
A wellbore completion comprises a borehole extending into a subterranean formation, a first portion of the borehole disposed within at least one production zone of the subterranean formation, and one or more completion zones within the f...  
WO/2018/175832A1
A locking device includes an outer portion and an inner portion. The outer portion has a bore formed at least partially axially therethrough and a channel formed laterally therethrough. The inner portion is positioned at least partially ...  
WO/2018/172314A1
The present invention relates to a downhole plug and abandonment system comprising a well tubular structure having an inside and a wall and being arranged in a borehole, a first plug arranged in the well tubular structure for sealing off...  
WO/2018/175975A1
Described herein are coated lift plungers, which have improved hardness, durability, and corrosion resistance, as well as methods of making, reworking, and using the same.  
WO/2018/175372A2
In a first aspect, a bidirectional formation protection valve includes: a tubular body having an inner diameter defining a fluid flow path therethrough and being adapted to be sealably disposed within a wellbore; an uphole valve disposed...  
WO/2018/175952A1
A system, including one or more supports. The system also includes a movable platform slidingly coupled to the one or more supports and configured to be selectively moved towards a drill floor and away from the drill floor. The system fu...  
WO/2018/176058A2
A pressure control device may include a body having a central axis extending therefrom; at least one rotatable seal within the body, the rotatable seal configured to seal against a tubular extending through the pressure control device al...  
WO/2018/171255A1
Disclosed is a networked preferential gas migration passage (17) construction and gas diversion drainage method, applicable to active construction of a networked fracture passage inside a ceiling (13) where a hard ceiling (14) covers a c...  
WO/2018/170952A1
Disclosed is an oil hydraulic control valve device, comprising a base (1), an oil inlet pipe (2), a pipe body (3), a flange cover (4), a nut (5), a fastening screw (6), an oil pressure meter (7), a switch plug (8), a control valve (9), a...  
WO/2018/175608A1
A screen connection area assembly configured to mount between adjacent sand screens of a gravel pack string including a body attachable to a screen connection area between two adjacent sand screens of the gravel pack string, the body con...  
WO/2018/175404A1
A compressive load is exerted with a test apparatus across a rock sample that has a specified length-to-diameter ratio. A strain on the rock sample is measured during the compressive loading with a strain gauge. A mechanical property of ...  
WO/2018/175763A1
Methods and systems for determining tracer breakthrough from multiple wells commingled at a Gas Oil Separation Plant (GOSP) are provided. An example hydrocarbon reservoir monitoring method includes periodically sampling fluid carried by ...  
WO/2018/172946A1
The present invention relates to the extraction systems in the oil sector, in particular to the equipment intended for the completion of the wells after their drilling; more in particular, the present invention relates to a safety valve ...  
WO/2018/172497A1
Subsea produced water separation system comprising a flexible and collapsible membrane tank (2) with a separation volume, a mechanical support structure (3); and a produced water inlet (4), a hydrocarbon outlet (14), a gas outlet (19), a...  
WO/2018/171254A1
Disclosed is a stepped-type construction method for a preferential gas migration passage of a coal seam stope, particularly applicable to gradual construction of a gas migration passage inside and outside stope coal and rock mass of a de...  
WO/2018/174718A1
A method is described for making an opening (100) through a casing pipe (12) in a well (10) in which equipment is tipped to cut out the opening and cut out pieces from the pipe wall are captured, and also that a drill wedge is fitted in ...  
WO/2018/175729A1
A system for producing hydrocarbons from a subterranean well includes an electrical submersible pump assembly with a pump, intake, protector, and motor. A production tubing is in fluid communication with the electrical submersible pump a...  
WO/2018/172900A1
A coupling system (12) between a riser (2) and an underwater supporting structure (10), comprises a coupling seat (13) and a coupling head (14) which can be inserted in the seat, a pull connector (16), which constrains the head (14) to t...  
WO/2018/175508A1
A technique facilitates recovery of hydrocarbon fluids such as oil. A well system comprises a completion system having an upper completion, a lower completion, and an inductive coupler. Additionally, the overall well system may comprise ...  
WO/2018/175069A1
A method of manufacturing a gripping element can include depositing a gripping element material, and thereby gradually building up the gripping element and forming a gripping surface thereon, the gripping surface being configured to grip...  
WO/2018/175862A1
Mitigating corrosion and surface scale formation in a sour gas well includes providing an oil-based liquid to a sour gas well having carbon steel tubing (112) with iron sulfide on a surface of the carbon steel tubing (112), contacting th...  
WO/2018/175867A1
The invention relates to a system and method for alloy-based molten material to be delivered to the multilateral junction, wherein the molten materials, such as a eutectic or non-eutectic alloy, is flowed into the junction area and forms...  
WO/2018/175456A1
A coupling for joining a downhole pump to a sucker rod string is disclosed. The coupling includes a core having a first end, a central portion, and a second end. The first end and the second end each have an end surface. The first end ta...  
WO/2018/172303A1
The present invention relates to a downhole sensor system, comprising a plurality of sensor units forming a mesh network, providing for a reliable data path even though at least some of the sensor units are out of range from the data col...  
WO/2018/171067A1
A mining system of a marine non-diagenetic natural gas hydrate reservoir and a mining process are disclosed. The system comprises a drilling platform (1), a shaft access channel (2), and a main production channel (3) all sequentially con...  
WO/2018/174900A1
Systems and methods for noise cancellation in electromagnetic telemetry systems. A method for noise cancellation in electromagnetic telemetry may include: disposing an electromagnetic tool in a lateral section of a wellbore, wherein the ...  
WO/2018/170830A1
Disclosed is a method for increasing the production of coal bed gas by injecting high temperature air into the coal bed. The method includes injecting high temperature air into a coal bed from one or more gas injection wells, wherein the...  
WO/2018/172796A1
A system of installing a telemetry cable 15 in a drill string 5, the drill string comprising a plurality of drill pipe sections, the drill string having a drill pipe electrical connector at the bottom of the drill string, an electrical w...  
WO/2018/175016A1
A seal for a blind shear ram is configured to extend between a first carrier and a second carrier of the blind shear ram. The seal includes a curved portion and an elastic layer extending through the curved portion. The elastic layer is ...  
WO/2018/176024A1
A method and downhole tool is provided that uses beamforming to localize acoustic energy at a desired zone-of-interest within a wellbore traversing a subterranean formation. The tool has an array of transmitter elements configured to emi...  
WO/2018/173662A1
The present invention provides a concrete exfoliation prevention structure that is environmentally-friendly, has high strength, and provides good workability. This concrete exfoliation prevention structure comprises: an undercoat layer t...  
WO/2018/172300A1
The present invention relates to a downhole drilling system, comprising: a drill string having a drill head configured to drill a borehole having a borehole wall forming an annulus between the drill string and the borehole, a plurality o...  
WO/2018/175706A1
A flowback filter system includes a system inlet (106), a system outlet (108), a filter vessel (102, 104, 200, 304, 306) that includes a removable filter insert (250), an inlet control valve (110a/b, 302) that provides selective fluid co...  
WO/2018/174842A1
A method of cementing a wellbore comprises injecting into the wellbore a cement slurry comprising an aqueous carrier, a swellable nanoclay, and a solid delayed releasing divalent inorganic salt comprising calcined magnesium oxide, calcin...  
WO/2018/170551A1
Provided is an actuator cap for an aerosol canister that includes a base that defines a longitudinal axis and is for engaging an end portion of the aerosol canister, a control member hingedly mounted to the base at a pivot point, and a f...  
WO/2018/174902A1
The present invention provides a dissolvable bridge plug, and relates to the technical field of downhole tools. The dissolvable bridge plug is designed for temporarily plugging an oil and gas wellbore, and comprises a mandrel, a rubber t...  
WO/2018/171812A1
A fracture cave-type reservoir oil/water selective self-expanding rubber plugging agent, a preparation method therefor, and an application thereof. The plugging agent comprises the following raw materials, in parts by weight: 100 parts o...  
WO/2018/176058A3
A pressure control device may include a body having a central axis extending therefrom; at least one rotatable seal within the body, the rotatable seal configured to seal against a tubular extending through the pressure control device al...  
WO/2018/176057A1
A system for offline suspension of a tubular including a first well having a first wellbore and a cellar formed at the surface of the first well with a rig movable from the first well to a second well. Additionally, a tubular string exte...  
WO/2018/175142A9
A resin coated proppant capable of self-bonding at temperatures as low as 70° F (∼21° C) is made from an aqueous dispersion of a self-bonding vinyl aromatic/acrylic ester addition copolymer.  
WO/2018/175142A1
A resin coated proppant capable of self-bonding at temperatures as low as 70° F0° (∼21° C) is made from an aqueous dispersion of a self-bonding vinyl aromatic/acrylic ester addition copolymer.  
WO/2018/175394A1
A wellbore is drilled in a formation using a drill string assembly DSA (100) that includes a drill string (114). A drill bit (116) is connected to a downhole end of the drill string (114). A notching tool (104) is connected to the drill ...  
WO/2018/172843A1
This disclosure may generally relate to drilling operations and, more particularly, to systems and methods for cleaning a drilling fluid as it travels back to the surface from a wellbore. An apparatus may comprise a magnetic body (208) h...  
WO/2018/175920A1
A radiator (RAD) enhanced geothermal system (EGS) may comprise a radiator vane heat exchanger (RVHE). The RVHE may be configured to be located in a plane defined by an injector well and a production well that is defined by a principal st...  
WO/2018/171346A1
A digging apparatus (10, 300) is disclosed. The digging apparatus(10,300) includes a handle assembly (14, 14a, 314), a motor (32), a main switch (22, 322) electrically connected with the motor(32). The main switch(22,322) is movable betw...  
WO/2018/175718A1
A system for producing hydrocarbons from a subterranean well includes an electrical submersible pump assembly with a pump, intake, protector, and motor. A production tubing is in fluid communication with the electrical submersible pump a...  

Matches 501 - 550 out of 143,704