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Matches 301 - 350 out of 141,229

Document Document Title
WO/2018/050452A1
A rotary electrohydraulic actuator includes a direct drive hydraulic motor having an output shaft through opening that is concentric with a rotational axis of a rotor of the hydraulic motor. The actuator includes a power plant mounted on...  
WO/2018/050607A1
The present invention relates to a flow monitoring system and method for monitoring the content of a multiphase flow by monitoring at least one characteristics of the flow. The characteristic being influencable by at least three differen...  
WO/2018/052408A1
A collet includes a cylindrical body, and a plurality of longitudinally-extending orifices defined through the body and thereby providing one or more axially-extending collet fingers. A collet lug is removably coupled to each axially-ext...  
WO/2018/052541A1
Damage to a casing string in a wellbore resulting from a wellbore operation can be predicted. For example, a stiff string model can be used to determine a contact point between the casing string and a well tool positionable within the ca...  
WO/2018/052451A1
The present application relates sensing reactive components in fluids by monitoring band gap changes to a material having interacted with the reactive components via physisorption and/or chemisorption. In some embodiments, the sensors of...  
WO/2018/050267A1
The invention relates to a drill head (1) of a hard material for a drilling tool (2), wherein the drill head (1) has at least one suction opening (4) at a working end (3), via which suction opening drill cuttings can be suctioned, and th...  
WO/2018/048658A1
A mobile offshore drilling unit is converted to provide drilling, completion and workover access to multiple dry tree wells from a drilling derrick to allow production and export of oil and gas from high pressure, high temperature reserv...  
WO/2018/045633A1
A consolidated solid strip backfill mining method for a coal mine, combining cemented backfilling and solid backfilling, comprising: preparing a cemented backfilling material at a ground backfilling material preparation station (2); pump...  
WO/2018/046757A2
The present invention relates to drilling (particularly horizontally) a borehole in ground. In order to provide an extension in particular in term of run length of a drilling in ground in comparison to conventional trenchless approaches,...  
WO/2018/048867A1
This disclosure includes systems and methods for actuating hydraulically-actuated devices.  
WO/2018/048974A1
A system includes a hydraulic fracturing system including a tank having a slurry and an injector line, where the injector line is disposed between a high-pressure pump and a treatment line to fluidly couple to a wellhead. The system incl...  
WO/2018/048311A1
A hole forming tool(1) with a longitudinal axis (Y-Y) is configured for operation inside an inner casing (5). The tool comprises a plurality of drill bits(9), connected by transmission means (7; 7', 11) to at least one motor (6; 6'). The...  
WO/2018/046757A3
The present invention relates to drilling (particularly horizontally) a borehole in ground. In order to provide an extension in particular in term of run length of a drilling in ground in comparison to conventional trenchless approaches,...  
WO/2018/049205A1
A system and method (10) to safely isolate radioactive material (M) during an emergency includes a borehole (20) located in close proximity and at a depth sufficient to safely isolate the material (M). In one embodiment, no external powe...  
WO/2018/049360A1
A flowline system for fluidly connecting a fracturing manifold to a fracturing tree includes a first flowline assembly which is pre-assembled with the manifold, the first flowline assembly comprising a number of preassembled first flowli...  
WO/2018/048612A1
A blowout preventer includes a main housing containing a through bore. A first chamber is arranged transverse to the through bore. A second chamber is transverse to the through bore and is diametrically opposed to the first chamber. A fi...  
WO/2018/048392A1
Communication from a well surface location at a well site to a downhole tool positioned within a wellbore may be performed such that fluid flow is not restricted through the downhole tool. For example, a method may include: sending a sig...  
WO/2018/048861A1
Embodiments and methods relate to pulling and installing a product line along an underground arcuate path beneath an obstacle, including pulling the product line for an extended length (i.e. a length that might otherwise be deemed imprac...  
WO/2018/048618A1
A system for cementing a tubular in a wellbore (12) that includes a sleeve (26) made up of an annular housing (58) with a cement seal (103) on outer surface of the housing (58). The sleeve (26) further includes a sliding block (62), a st...  
WO/2018/049298A1
A resistivity measuring tool used in a drillstring having a drill bit on a distal end for drilling a wellbore in a formation includes a tool body having a longitudinal axis, a pair of transmitter antennas having magnetic moments parallel...  
WO/2018/049367A1
A technique for providing a fluid conduit between a main bore and a substantially non-producing region of a fracture at a horizontal section of the bore. The technique includes forming a micro-tunnel from a location of the bore adjacent ...  
WO/2018/049055A2
A method for monitoring salt creep while drilling includes obtaining data representing a subterranean domain, the subterranean domain comprising a salt layer, obtaining an initial model of salt creep for a well penetrating the salt layer...  
WO/2018/046907A1
A downhole cutting tool and method of operating the cutting tool. The cutting tool (10) has first and second flow pathways through the tool body (12) and a switching mechanism operated by axial force via weight-set or drop ball to contro...  
WO/2018/047993A1
Disclosed is a fine dust collecting device for a drill. A fine dust collecting device for a drilling apparatus having a drill for rock drilling according to the present invention comprises: a suction tube installed at the drill to allow ...  
WO/2018/049357A1
A system may automatically control a pipeline heating system to maintain a desired temperature and/or to provide flow assurance of process fluid along a pipeline. The system may identify the occurrence and location of the solidification ...  
WO/2018/048526A1
A system of tubulars includes a non-expandable mandrel having a body including an uphole end, a downhole end, and an outer surface. The non-expandable mandrel includes one or more slip members that are outwardly extendable relative to th...  
WO/2018/045632A1
A method for recycling room coal pillars by solid backfilling in coordination with artificial pillars, comprising: conveying a solid material (3) on the ground and a cementing material (4) to a room pillar gob (9) by means of a batching ...  
WO/2018/049311A1
Apparatus and methods for drilling and stimulating a subterranean formation. The method may comprise drilling a wellbore comprising a deviated wellbore portion extending through a subterranean formation, forming a plurality of lateral tu...  
WO/2018/047009A1
Well completion (200) is accomplished by obtaining a sample of geological material (202) from the subsurface (114) and generating primary data (204) for the sample of geological material (104). The primary data include textural data, che...  
WO/2018/048321A1
A set of directional measurements are obtained for multiple measured depth intervals along the length of a wellbore. Based on the directional measurement sets, and for each measurement set, the locations corresponding to a portion of ...  
WO/2018/049368A1
A technique facilitates enhanced hydrocarbon fluid production. A well is formed in a subterranean region by drilling a borehole, e.g. a wellbore, which has a lateral section. The lateral section may be located at least in part in a non-p...  
WO/2018/049177A1
A mining system with an inertial guidance system configured to enable precise excavation of geological material without a need to advance a survey line over a long distance and/or nonlinear excavation path, thereby maximizing productivit...  
WO/2018/049146A1
The invention generally relates to the cultivation and growth of bacterial, fungal and yeast cells on pilot plant and industrial scales and, more particularly, to the cultivation and growth of microbial cells in/on hydrophilic particles ...  
WO/2018/049086A1
Methods may include recording pressure and/or temperature data at two or more time points in a region adjacent an isolated zone in a wellbore created by one or more isolation devices; and determining the degree of fluid communication aro...  
WO/2018/049024A1
An electromagnetic sensor is configured for deployment at or near a cutting tool connected to a drill string and moveable by a horizontal directional drilling machine. The sensor comprises a housing having an exterior surface which is ex...  
WO/2018/047962A1
Provided is a drilling tool, wherein a bit head (3) that can rotate about a bit center line (L) separated from an axis (O) on the outer circumference side is mounted to the distal end of a shank device (1) that is rotated about the axis ...  
WO/2018/048855A1
A method to neutralize hydrogen sulfide in a wellbore during drilling operations is provided. The method comprising the steps of mixing an amount of scavenger into a drilling mud to produce a scavenger-containing drilling mud such that t...  
WO/2018/049199A1
A drill string comprises a mechanical drill bit and a ram accelerator with a launch tube proximate to the mechanical drill bit. A projectile accelerated by the ram accelerator exits the mechanical drill bit through an orifice and impacts...  
WO/2018/048523A1
A control system (50) and method for a blowout preventer (BOP) system (14) in an oil rig (10) is provided. An input module (52) generates control inputs (54) for required components (16, 20, 22) of the blowout preventer system, and trans...  
WO/2018/046003A1
A glass fiber reinforced plastic downhole pipe for separate layer water injection. The manufacturing process for the glass fiber reinforced plastic downhole pipe for separate layer water injection comprises: a pipe body (2) is formed of ...  
WO/2018/049351A1
A system includes a seal assembly that includes an annular body, an interior sealing assembly coupled to an interior surface of the body, and an exterior sealing assembly coupled to an exterior surface of the body. The interior sealing a...  
WO/2018/048568A1
A downhole tool for controlling the flow of a fluid in a wellbore includes a component that comprises: a cementitious material; an aggregate; and a ductility modifying agent comprising one or more of the following: an ionomer; a function...  
WO/2018/048396A1
A wetmate connector for wirelessly communicating data or power signals between first and second components includes a first connector half which is mountable to the first component and a second connector half which is mountable to the se...  
WO/2018/048324A1
This invention relates to the field of hydrocarbon production and can be used for the operation of hydrocarbon producing wells, more specifically, for equalizing the bottomhole fluid flowrate profile.  
WO/2018/048415A1
System and methods of controlling diversion for stimulation treatments in real time are provided. Input parameters are determined for a stimulation treatment being performed along a wellbore within a subsurface formation. The input param...  
WO/2018/049364A1
A fluid pump apparatus (44) for an artificial lift system (10) has a barrel (52), a standing valve (54) positioned at a lower end of the barrel, a plunger (56) reciprocatingly mounted within the barrel, and a traveling valve (58) positio...  
WO/2018/045746A1
Disclosed is a method for construction of a boom-type roadheader for an urban shallow tunnel with intensive karst and rich water, comprising the following steps: measuring and positioning an excavation tunnel face, and then performing ge...  
WO/2018/048439A1
Fluid properties like viscosity, yield strength, and density may be measured by analyzing fluid motion in response to disturbing the surface of the fluid. For example, a method may include disturbing a surface of a fluid in one or more l...  
WO/2018/048793A1
An apparatus for detecting over-torquing or un-torquing of a threaded connection between components in a borehole penetrating the earth includes: a string of components coupled in series by a threaded connection; a transmission line atta...  
WO/2018/039718A1
An apparatus (1) for supporting an explosive device (13) including a base member (3), one or more support members (11) and a fluid aperture (19). The base member (3) includes a base member aperture (5) to provide a passage (7) to a base ...  

Matches 301 - 350 out of 141,229