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Patent Searching and Data


Matches 251 - 300 out of 143,153

Document Document Title
WO/2018/164664A1
A tong and method, in which the tong includes a first plate, and a gear that is rotatable relative to the first plate. The gear defines a slot laterally therethrough. An inner surface of the gear includes at least three cam surface. The ...  
WO/2018/164694A1
A system and method for evaluating integrity of cement in a wellbore with multiple casing strings. The system and method may include at least one source that can emit a field of photons, and at least one photon detector spaced away from ...  
WO/2018/162520A1
The invention relates to a drilling bucket for fastening to the drill pipes of a drilling tool, comprising a base which has a closable filling opening and is provided with a cutting device, wherein the drilling bucket comprises a bin (3)...  
WO/2018/165217A1
A conveyor chain includes first link, a second link, a connecting link, a first flight, and a second flight. The first link includes a first side portion and a second side portion. The first side portion has apertures and a first drive p...  
WO/2018/165067A1
An assembly (14) for circulating tool fluid of a downhole tool includes a tool fluid source line (84) extending into a subterranean well (10) from a wellhead spool assembly (44) to the downhole tool (14). A tool fluid return line (86) ex...  
WO/2018/164604A1
This invention relates to the oil and gas production industry and can be used in geophysical surveys of horizontal and deviated (including vertical) wells for their injectivity profiling and assessment of total fluid loss into the lower ...  
WO/2018/165125A1
An embodiment of a communication system for communicating between a wired pipe string in a borehole and a surface location includes at least a first wired pipe downhole component and a second wired pipe downhole component in the wired pi...  
WO/2018/161649A1
An inclined shaft well wall concrete floor prestress loading apparatus (1), comprising two end bearing members (4), a corrugated pipe (5), a bearing rod member (6), and two anchor heads (7), the bearing rod member (6) being composed of a...  
WO/2018/161470A1
Disclosed is a method sequentially employing acetone erosion and hydraulic fracturing techniques in a borehole to increase permeability of a coal seam. The method employs an acetone solvent to perform an erosion operation on a coal seam,...  
WO/2018/165348A1
A hybrid bit includes an earth-boring element and a percussion element. The earth-boring element and the percussion element are coaxially arranged, with the earth-boring element surrounding the percussion element. A reciprocating member ...  
WO/2018/165352A1
A system includes a reception interface that receives sensor data of an artificial lift system disposed at least in part in a well; an analysis engine that, based at least in part on a portion of the sensor data, outputs values of state ...  
WO/2018/164663A1
A downhole treatment fluid made up of a binding composition and a proppant, the binding composition including an aluminosilicate source, a metal silicate, an alkali metal activator. The binding composition may form a coated particulate o...  
WO/2018/165219A1
A drive mechanism for a chain conveyor includes an elongated shaft that extends along an axis and is configured to be driven to rotate by a motor. A sprocket is integrally formed with the shaft. The sprocket includes a plurality of lobes...  
WO/2018/165643A1
Automated choke control apparatus and methods are disclosed herein. An apparatus for automatically controlling a choke valve comprises a controller. The controller is to control a choke position of the choke valve via a first control loo...  
WO/2018/164572A1
A semi-submersible drilling vessel has a deckbox structure and a shaker room. A downward sloping mud return line is provided that passes mud from the diverter to the shaker room. In the shaker room there are one or more shale shaker devi...  
WO/2018/165454A1
A heading transfer unit may be used to transfer a heading from a surface base to a MWD tool. The surface base may have a master north finder to determine a heading. The heading may be transferred to the heading transfer unit, which is in...  
WO/2018/164593A1
The device is equipped with a forming arm (2) comprising modular working segments (2a, 2b) with supply channels (33) for feeding concrete mortar through a supply manifold (35) and outlet openings (24) in the segments rear wall to space h...  
WO/2018/161173A1
The invention relates to systems, apparatus and methods for integrated recovery and in- situ (in reservoir) upgrading of heavy oil and oil sand bitumens. The systems, apparatus and methods enable enhanced recovery of heavy oil in a produ...  
WO/2018/161577A1
A monitoring and control method utilized in coal reservoir fracking at a mining well, a device, and a monitoring and control apparatus. The method comprises: receiving a configuration of control parameters used to perform hydraulic fract...  
WO/2018/165461A1
The present disclosure generally relates to an apparatus for storing, treating, and making up of various drilling fluids onboard a dynamically positioned vessel, such as a barge, boat, or shop. In particular, the present disclosure relat...  
WO/2018/164801A1
A tubular transfer system (100) comprising a boom structure (110) having a first frame telescopically coupled to a second frame. A first actuator is configured to extend and retract the first frame relative to the second frame. A clamp m...  
WO/2018/161747A1
A winch-type segment-lifting machine applicable to a large shield machine comprises a segment-lifting device (2) provided between two operation tracks (1) arranged in parallel, and a power buggy (3) used to drive the segment-lifting devi...  
WO/2018/165095A1
Methods and systems for delivering EOR substances and determining their efficiency in real time, or near real time, are disclosed. The systems and methods of the present disclosure are especially important in determining petrophysical in...  
WO/2018/164842A1
A downhole cable (10) includes a central core (20). The central core (20) includes a metal tube (22) having a plurality of optical fibers (24) therein or a copper wire (26). The downhole cable (10) further includes an extruded aluminum t...  
WO/2018/163829A1
Provided is a threaded joint which is used in a thick-walled oil pipe and of which the joint efficiency is less than 1, wherein high sealing performance is ensured. A threaded joint (10) links oil pipes (1) together. The threaded joint (...  
WO/2018/164687A1
Provided is an adjustable split thrust ring and a drilling system including the same. The adjustable split thrust ring, in one embodiment, includes a downhole split ring including two or more separate downhole pieces, the two or more sep...  
WO/2018/164880A1
Techniques for determining an amount of chert in a rock formation include identifying first logging data for a selected zone of a first subterranean formation that includes chert, quartz, and zircon; identifying second logging data for a...  
WO/2018/164657A1
A compact flow control module assembly including a multi-piece body having a first body portion (124) having an inlet flow bore (119) and an outlet flow bore (112) and a second body portion (128) having a first flow bore (127), a second ...  
WO/2018/165069A1
A method and apparatus for cutting and pulling a casing string from a well. A downhole casing pulling tool includes a tubular housing having a bore therethrough, a packer assembly configured to isolate an annulus between a casing and the...  
WO/2018/165063A1
A portable sensing system for nanomaterial tracers used in oil producing wells is provided. The portable sending system includes a separation device such as a hydrocyclone or carboy, a filtration device having filtration media, a waste c...  
WO/2018/164679A1
A completion string can have an outer surface and an inner surface, a first fluid passageway being defined between the outer surface and the inner surface. The inner surface can define an inner region of the completion string and can hav...  
WO/2018/165043A1
Well completion assembly and method for setting a compliant screen assembly and a liner within a wellbore in a single trip are disclosed. The method comprises the steps of: running into the well a liner, a liner hanger, at least one open...  
WO/2018/164855A1
A drilling assembly on a drillstring deviates (i.e., changes the trajectory of) a borehole advanced by a drill bit. A housing disposed on the drillstring transfers first rotation to the drill bit, and directors are disposed on the housin...  
WO/2018/164799A1
A tubular clamp system (100) comprising a carriage assembly (205) coupled to a gripper assembly (200). The gripper assembly includes a pair of jaws (215) movable into engagement with a tubular by a lead screw (520) that is rotated by a f...  
WO/2018/164896A1
A first polish bore receptacle includes a first uphole end and a second downhole end. The first downhole end of the first polish bore receptacle attaches at an uphole end of a liner disposed at a downhole end of a wellbore. The first pol...  
WO/2018/165177A1
Systems and methods are provided for producing a continuous survey of a previously drilled portion of a wellbore. The method includes receiving a plurality of stationary survey measurements taken at a corresponding plurality of locations...  
WO/2018/161158A1
There is provided a flow control apparatus configured for integration within a wellbore string disposed within a wellbore extending into a subterranean formation and useable for effecting production of hydrocarbon material by providing f...  
WO/2018/162891A1
A method for inhibiting the formation or agglomeration of gas hydrates in a system, said method comprising adding to the system a compound of formula (I) or a zwitterionic form thereof wherein R1 is a group comprising 4 to 28 carbon atom...  
WO/2018/164685A1
Provided is an adjustable split thrust ring and a drilling system including the same. The adjustable split thrust ring, in one embodiment, includes a downhole split ring including two or more separate downhole pieces, the two or more sep...  
WO/2018/160087A1
´╗┐For determining a location of a potential emergency in an area, a wearable monitor is placed on a user present within the area, which detects a physiological parameter of the user and generates a first signal, subsequently communicate...  
WO/2018/157193A1
A check valve (18) may be incorporated in an inner core barrel assembly (10). The check valve (18) has a valve body (20) defining a fluid flow path FP and provided with a valve seat (24). A valve member (22) is located in the valve body ...  
WO/2018/157198A1
The invention discloses an anchor bolt for use as a rock bolt or friction bolt in a bore hole formed in a rock body. The anchor bolt comprises an elongated load bearing element having opposed first and second ends, with an anchor support...  
WO/2018/160279A1
A computer-implemented method of preventing computationally explosive calculations. The method includes obtaining, by a processor of the computer, measured data of one of a physical process or a physical object; performing hierarchical n...  
WO/2018/158503A1
A drill bit (1) is provided, comprising a head portion (2) having a circumference (2a) and a face surface (2b), and a shank portion (3) extending longitudinally from a side of the head portion opposite to the face surface. A central flus...  
WO/2018/158707A1
A threaded tubular connection includes a pin having external threads, a pin seal surface, and a pin torque shoulder at a free end and a box for receiving the pin, a box seal surface for contacting the pin seal surface and a box torque sh...  
WO/2018/158251A1
A power screw mechanism comprising a drive screw, a main shaft, and a clutch disposed between the drive screw and the main shaft. The clutch is configured to provide a frictional engagement between the drive screw and main shaft within a...  
WO/2018/160315A1
The present disclosure provides a shaped charge for use in a wellbore. The shaped charge, in one example, includes a case exterior, the case exterior including an outer surface, and an inner surface forming an cavity, a case interior loc...  
WO/2018/158737A1
The invention is a coupling device (1) for connecting concrete blocks (B), comprising a male element (2) having, at the level of both of its ends (2a), a plurality of external annular ribs (4) and two caps (6) suited to be inserted and e...  
WO/2018/160071A1
A subsea-based hydraulic system including a pump device (1) which is arranged to produce hydraulic power by extracting pressure energy from liquid that is being transferred from a reservoir (120) at approximately ambient pressure into a ...  
WO/2018/160171A1
System and methods of controlling fluid diversion during stimulation treatments are provided. Real-time measurements are obtained from a plurality of fiber-optic data sources at a well site during a stimulation treatment being performed ...  

Matches 251 - 300 out of 143,153