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Patent Searching and Data


Matches 901 - 950 out of 150,710

Document Document Title
WO/2020/122930A1
An extendable member diagnostic assembly determines performance of one or more components of a rotary steerable system. Based on the determined performance, an operation can be altered, such as a drilling operation. Performance may be ba...  
WO/2020/123556A1
An inexpensive electrically conductive carrier is added to well bore fluids thereby allowing for a closed loop real-time data communication system for topside management of all downhole equipment including drilling, completion, productio...  
WO/2020/118411A1
A valve includes a housing having a first part and a second part, and a housing sleeve extending between the first and second parts. The first part has a passage in fluid communication with a valve chamber disposed between the first and ...  
WO/2020/122934A1
A dump bailer includes a bailer body defining an interior space for conveying cement slurry downhole. A dump release mechanism is operatively connected to the bailer body for releasing cement slurry from the interior space. An agitator i...  
WO/2020/119177A1
A wall continuous mining and continuous filling water-preserved coal mining method, and a water resource migration monitoring and water disaster early warning method. In the coal mining method, a normal wall working face is divided along...  
WO/2020/118785A1
A drilling device and a drilling method therefor. A mounting cylinder (5) is disposed in a housing (12), a motor (4) is mounted in the mounting cylinder (5), a shafting (7) is rotatably mounted in the mounting cylinder (5), one end is co...  
WO/2020/118346A1
The present disclosure relates to a powder spray or shotcrete pump for use with cementitious materials including but not limited to, gypsum, plaster, mortar, cement and other grouts. In one aspect the powder spray pump comprises an enclo...  
WO/2020/123391A1
A system includes a tubular member, a sleeve disposed inside the tubular member, and a service tool. A dimension of the sleeve bridges a gap between an outer diameter of the service tool and an inner diameter of the tubular member.  
WO/2020/122912A1
A strain magnification apparatus can have a first section and a second section coupled with the first section. The second section can have a lower stiffness relative to the first portion and a strain gauge coupled thereto. The first sect...  
WO/2020/119671A1
Provided is a directional drilling device, same at least comprising a fixing sleeve (1) and a deflection control mechanism, wherein a drive shaft assembly (2) is arranged in the fixing sleeve (1) in a penetrating manner; the drive shaft ...  
WO/2020/122914A1
Embodiments of an equalizing device for use with a safety valve and a safety valve are provided herein. In one embodiment, the equalizing device includes at least a tubular having a central bore extending axially there through, the tubul...  
WO/2020/122746A1
´╗┐Methods and systems for evaluating hydrocarbon in heterogeneous formations are disclosed. The use of three-dimensional simulation of the heterogeneous and porous structure at the nanometer scale of formation facilitates more accurate ...  
WO/2020/121212A1
According to a first aspect of the invention there is provided a cutter head arrangement comprising a cutter head portion including a (substantially cylindrical) cutter head side wall to define a chamber (or cavity) surrounded by the cut...  
WO/2020/123745A1
An assembly for a valve includes an inner cylinder, an outer cylinder circumferentially surrounding the inner cylinder, and a first bar comprising a first end portion coupled to the inner cylinder and a second end portion coupled to the ...  
WO/2020/115035A1
An arrangement and method of underground mobile mining machine (M) for cable reeling. The arrangement comprises a reel (1), and hydraulic components, comprising: a hydraulic motor (5) connected to and for rotating the reel, a tension con...  
WO/2020/113513A1
An in situ active temperature-preserving core sampling device for deep rock and a temperature-preserving core sampling method therefor, applicable to the technical field of scientific drilling. The core sampling device comprises an in si...  
WO/2020/117226A1
An actuation assembly positionable within a wellbore may comprise a primary piston coupled to a first spring. The primary piston may be positionable in a first position in which it is coupled to a release latch for restraining the releas...  
WO/2020/117067A1
Torque tool (200) configured for making up and breaking out joints (1a,1b) in a riser (100), the tool (200) comprising:a tool body (3) and a tool head (4), the tool head (4) having a socket (4') configured to receive a head (14) of a bol...  
WO/2020/117244A1
A method may comprise identifying one or more pressure dissipation mechanisms that drop pressure within a fluid handling system, identifying one or more open flowpath elements, performing a matching algorithm with an information handling...  
WO/2020/117355A1
A torque impact mitigator including a housing assembly having a hydraulic cylinder. A piston is disposed within the hydraulic cylinder. A piston rod is mounted at a first end to the piston and having a second end extending out from the c...  
WO/2020/117069A1
Packer setting device, comprising a tubular (10) with a plug housing (14), said plug housing having an internal, through running boring (12) with an internal wall (12a), a breakable plug (16) seated in a load ring (22) axially movable wi...  
WO/2020/117207A1
A system to determine a contamination level of a formation fluid, the system including a formation tester tool to be positioned in a borehole, wherein the borehole has a mixture of the formation fluid and a drilling fluid and the formati...  
WO/2020/114004A1
A multi-parameter measurement-while-drilling device, comprising: a housing which comprises a first sleeve (100) and a second sleeve (200), wherein the second sleeve is detachably connected to an inner cavity of the first sleeve, and the ...  
WO/2020/117229A1
A downhole apparatus comprises a casing string with a frangible disk positioned therein. A flow barrier is connected in the casing string and spaced downwardly from the frangible disk. The frangible disk and the flow barrier define a buo...  
WO/2020/118229A1
The disclosure describes an automated system and method to manufacture extruded split tees, spherical tees, and full encirclement saddle (FES) component parts. The system and method provide for the manufacture of pipe reinforcement compo...  
WO/2020/113269A1
An emitter (23) to deliver an electron flow towards particulate matter, the emitter (23) including: a base (25); a conductive track (28) fixed to the base (25); a plurality of conductive pins (29) fixed to the base (25) and extending the...  
WO/2020/113515A1
Disclosed are a quality guaranteed deep rock coring device and a coring method therefor, applicable to the technical field of scientific drilling. The quality guaranteed deep rock coring device comprises a drilling tool (1), a drill (2),...  
WO/2020/117906A1
A system for subterranean deployment in a wellbore includes an expandable tubular having an outer surface supporting at least one anchor slip and an inner surface including a running tool engagement element, and a running tool for deploy...  
WO/2020/114699A1
A drill string (400) for rotary drilling of underground mining machines including a first elongate drill string member (100) and a second elongate drill string member (100). The first member has a main section (101) and a male end (102),...  
WO/2020/114387A1
Disclosed is an exploitation method for optimizing spacing between shale gas wells. The method comprises: determining the area of a block according to a geological structure acquired by means of exploration; analyzing a reservoir connect...  
WO/2020/117638A1
A pipe pining system and pipe joint are shown in which two sections of molecularly oriented pipe are joined using heat shrinking techniques. A first section of pipe is provided having a straight, pre-formed socket with art internal diame...  
WO/2020/117187A1
A well safety valve, comprising: a first sub assembly, wherein the first sub assembly comprises: an outer housing having a central bore extending axially through the outer housing, wherein the outer housing comprises an outer wall having...  
WO/2020/113307A1
An inner tube head assembly for a core barrel assembly having a latch casing coupled to a latch body, a landing shoulder coupled to the latch body and a spindle, and an inner tube cap assembly coupled between the spindle and an inner tub...  
WO/2020/117271A1
A downhole tool is placed in a borehole of a subsurface formation. The downhole tool comprises a plurality of calipers arranged around a circumference of the downhole tool. A plurality of standoff measurements is received for different r...  
WO/2020/114003A1
A short pitch for measurement while drilling, comprising an integrated housing (100), a circuit connection pipe (200), a probe pipe component (300), a resistivity test component, a power supply component, a first control circuit element ...  
WO/2020/117235A1
Systems and methods are provided for determining a formation body wave slowness from an acoustic wave. Waveform data is determined by logging tool measuring the acoustic wave. Wave features are determined from the waveform data and a mod...  
WO/2020/115187A1
The present invention relates to a downhole tool for projecting a projectable element downhole in order for the tool to perform an operation in a well, comprising a tool body having a tool outer diameter and a longitudinal extension, a r...  
WO/2020/113719A1
Disclosed is a fidelity coring device, comprising an outer barrel (10) and a fidelity cabin (30), wherein the fidelity cabin (30) is arranged in a hollow cavity of the outer barrel (10), the outer barrel (10) is used for drilling a rock ...  
WO/2020/117234A1
A packer assembly and valve assembly without special or custom threads are used to provide a threadless float assembly. A packer assembly with inserts disposed in slip wedges is set by applying compressive forces using a setting tool. A ...  
WO/2020/115011A1
The present invention relates to an annular barrier to be expanded in an annulus between a well tubular metal structure and a wall of a borehole or another well tubular metal structure in a well in order to provide zone isolation between...  
WO/2020/114168A1
A mine crystalline salt waste utilization method, relating to the field of solid mine waste utilization. On the basis of a conventional encapsulation and solidification technique, a dedicated apparatus for encapsulating and solidifying c...  
WO/2020/117219A1
The disclosed embodiments include methods to perform an in-situ determination of a formation property of a downhole formation, methods to operate a tool to perform an in-situ determination of formation properties of a downhole formation,...  
WO/2020/113745A1
A wellhead polished rod sealing device for a pumping unit, comprising an upper stuffing box (6) and a lower stuffing box (3) which are sleeved on a polished rod (13) and are screwed to each other. A space between the upper stuffing box (...  
WO/2020/114864A1
A firing head assembly may include a tubular housing; a valve slidably disposed within the tubular housing; a lock mandrel disposed in the tubular housing between the valve and the tubular housing second end; a firing pin holder disposed...  
WO/2020/118140A1
Systems and methods for managing equipment in a workspace such as an oil rig are disclosed. Objects are given zones which are physically larger than the objects. A monitoring system is capable of monitoring the objects and the zones for ...  
WO/2020/117664A1
Computer-implemented systems and computer-implemented methods include the following. A choke/pressure control valve (PCV) gas rate is determined for each well of a group of producing wells. A downstream temperature (DST) gas rate is dete...  
WO/2020/117230A1
A flow system, comprising: a flow control device, wherein a portion of the flow control device is disposed within a fluid pathway, wherein the flow control device is configured to rotate, wherein the flow control device comprises floats,...  
WO/2020/113311A1
A steering pad apparatus for a rotary steerable system is provided. The steering pad apparatus comprises a base comprising one or more base lugs, each of the base lugs defining a respective axial hole therein. The apparatus further compr...  
WO/2020/117202A1
A logging tool having a transmitter and receiver is positioned in a geological formation. While the logging tool is static, a transmit input signal is applied to a transmitter to cause the transmitter to induce a transmit output signal i...  
WO/2020/117350A1
A drill bit includes a bit body defining a bit rotational axis and a blade attached to the bit body. The apparatus also includes a cutter comprising a cutting arc on a cutting surface of the cutter, wherein the cutter comprises at least ...  

Matches 901 - 950 out of 150,710