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Matches 1 - 50 out of 145,333

Document Document Title
WO/2019/098995A1
This disclosure may generally relate to subterranean operations. A ballistic transfer apparatus may include a detonation transfer line, wherein the detonation transfer line comprises a first end and a second end; a first holder in engage...  
WO/2019/098882A1
A threaded joint for casing pipes and production pipes has a threaded portion, and a metal-metal type sealing assembly structure in the form of a combination of sealing elements which provide 100% effective functioning of the joint under...  
WO/2019/098993A1
Disclosed embodiments include a packer. The packer includes a fluid bypass positioned along a longitudinal axis of the packer. The fluid bypass provides a fluid flow path between a downhole location and an uphole location from the packer...  
WO/2019/098844A1
A method for generating a freeroom (88) for a mast element (77) in a ground (99) is described, the method comprising the steps: a) drilling a first annular recess (10) into the ground (99), the first recess (10) having: - a first diamete...  
WO/2018/236368A9
Systems and method for injection a chemical into a wellbore. A chemical injection system may comprise a first valve, a chemical line, a pilot line, an injection line, and a backflow prevention valve disposable in the injection line. A pr...  
WO/2018/144432A9
A flat pack (1) for operating a downhole tool or sensor includes a plurality of tubes (3a, 3b); a spacer (2) disposed between the tubes (3a, 3b); and a jacket (4) encapsulating the tubes (3a, 3b) and the spacer (2). The tubes (3a, 3b) an...  
WO/2019/099317A1
Earth-boring tools include a body, at least one first blade extending outward from the body, and at least one second blade extending outward from the body. The at least one first blade includes an upper surface, a first gage region havin...  
WO/2019/099990A1
A reverse circulation debris cleanup tool has a pressure control valve that closes up a passage through the body based on a sensed well condition to help pressure control the well when rams close around the tool to isolate the surroundin...  
WO/2019/099858A1
A fluid composition including a base fluid; and an additive composition. The additive composition includes an emulsifier; a fluid loss control agent; a rheology modifier; and a viscosifier. The fluid composition is free or substantially ...  
WO/2019/098990A1
The disclosed embodiments include a perforating gun assembly. The perforating gun assembly includes a housing and at least one perforating charge disposed within the housing. Additionally, the perforating gun assembly includes a detonati...  
WO/2019/097259A1
Some examples of the present disclosure relate to a method for washing an annulus that at least partially surrounds a casing in a well. The method comprises locating a tool inside a wellbore casing, and flowing a washing fluid from an in...  
WO/2019/099022A1
A method of fracturing a subterranean formation may comprise: pumping a fracturing fluid into the subterranean formation, through a wellbore, at or above a fracture gradient of the subterranean formation, wherein the fracturing fluid com...  
WO/2019/095006A1
A rock bolt (10) to be received in a drilled hole comprising a threaded shaft (12) and a sleeve (14) into which the shaft (12) is received. A plurality of openings (38) are provided along the length of the sleeve (14) and clamping assemb...  
WO/2019/098986A1
A downhole, interventionless system and method of controlling fluid flow from a tubular string into isolated zones of a wellbore annulus utilizing fluidic devices having different flow restriction characteristics. In an embodiment, the s...  
WO/2019/099600A1
A downhole well tool assembly can include a perforator and a selectively openable and closable perforation plug discharge port. A method of perforating and treating multiple formation zones of a well in a single trip of a downhole well t...  
WO/2019/095031A1
A method to recover and process hydrocarbons from a gas flare system to produce natural gas liquids (NGL), cold compressed natural gas (CCNG), compressed natural gas (CNG) and liquid natural gas (LNG). The method process provides the ene...  
WO/2019/099770A1
A technique facilitates fluid analysis in situ at a downhole location. According to an embodiment, a sample of fluid, e.g. oil, is obtained from a reservoir at the downhole location in a borehole. A downhole sampling system is used to de...  
WO/2019/095524A1
Disclosed is an anti-rotation device of a non-rotating sleeve, being connected to a non-rotating sleeve, and able to transmit a circumferential force to the non-rotating sleeve so as to prevent the rotation of the non-rotating sleeve. Th...  
WO/2019/100033A1
A downhole device comprising a novel apparatus and vibratory assemblage that initiates and maintains mechanical agitation within the horizontal section of a well bore by providing both low and high vibration, in multiple axis and planes,...  
WO/2019/095035A1
An aqueous caustic composition comprising: a caustic component; an alkanolamine additive adapted to provide an extended buffering effect to the caustic composition when such is exposed to acid; and water. Uses and methods of using such c...  
WO/2019/098850A1
It is described a downhole apparatus (1), the downhole apparatus (1) comprising: - a sleeve (2) - a tool string (3) - a plug (4) - a means (41) for setting the plug (4) wherein an upper portion (210) of the sleeve (2) is connectable to a...  
WO/2019/097220A1
A method of integrity testing a plug in a wellbore. A work string having an anchor and packer are run in above the plug. With the anchor set, a positive pressure test is conducted by pressurising up the string with a lighter fluid used t...  
WO/2019/095036A1
An aqueous caustic composition comprising: a caustic component; an additive adapted to provide an extended buffering effect to the caustic composition when such is exposed to an acid; and water. Methods of using such compositions are als...  
WO/2019/074712A3
Systems and methods for utilizing performance based condition monitoring to determine health condition of wellsite equipment. A method may include operating a piece of equipment at an oil and gas wellsite by performing a plurality action...  
WO/2019/099128A1
A valve includes a piston, a flow tube, and a coupling transferring longitudinal movement between the piston and flow tube and enabling rotational movement of the flow tube with respect to the piston. The coupling includes a connector an...  
WO/2019/099005A1
A perforating gun including a carrier having a longitudinal length, one or more energetic devices received within the carrier configured to produce one or more mechanical waves, and one or more wave manipulators disposed along the longit...  
WO/2019/097252A2
The present invention provides a method of deploying a eutectic alloy based tool within an oil/gas well. The method comprising providing a eutectic alloy based downhole tool comprising a tubular body with eutectic alloy located on an out...  
WO/2019/096445A1
The invention relates to a solution that enables the connection of multiple jumpers to a single tie-in hub. The solution concerns a subsea assembly (100) that comprises branched connections for multiple jumpers. The subsea assembly compr...  
WO/2019/095525A1
A hybrid rotary guiding device, comprising: a rotating shaft that rotationally drives a tool head (B), the rotating shaft including an upper shaft part (1), a lower shaft part (2) and a steerable part (3); the upper shaft part (1) and th...  
WO/2019/099375A1
A chemical discharging fan system has a ducted fan adapted and configured to generate a flow of air from an inlet of the fan into a duct of the fan and through the outlet of the fan. A spray gun is arranged on the fan in the flow of the ...  
WO/2019/095511A1
A high impact resistant non-planar polycrystalline diamond composite piece for drilling a complex hard rock formation comprises a polycrystalline diamond layer and a cemented carbide substrate bonded to the polycrystalline diamond layer....  
WO/2019/099697A1
A tool for cutting a tubular includes a housing, a first blade having a first cutting surface, and a second blade having a second cutting surface. The first blade and the second blade are configured to move between an extended position a...  
WO/2019/095526A1
Disclosed is a rotary steering device based on radial driving force, comprising: a rotating shaft driving a tool head, the rotating shaft comprising an upper shaft part (1), a lower shaft part (6) and a steerable part (8), and the upper ...  
WO/2019/099300A1
A removable modular control assembly includes a structure including a first end portion, a second end portion, and an intermediate portion. A first interlock feature is arranged at the first end portion and a second interlock feature is ...  
WO/2019/098852A1
A system (1 ) and a method for positioning a drilling rig (2) arranged to drill in a ground (99) are described, the system (1 ) comprising: - a positioning jig (3) including at least one coupling portion (31 ); - a drilling rig (2) inclu...  
WO/2019/098987A1
Methods and systems for preparing slurries for treating subterranean formations are provided herein. The methods may include: combining proppant particulates and a base fluid at a well site to form a slurry; and extracting dust from a mi...  
WO/2019/099303A1
An insulating fluid system includes an acidic nanosilica dispersion and an alkaline activator. The acidic nanosilica dispersion includes silica nanoparticles and a stabilizer, such as a carboxylic acid. The alkaline activator includes an...  
WO/2019/095420A1
A method for enlarging a safety density window of well drilling borehole formation. The method comprises the following steps: (1) weighting a drilling fluid, injecting the weighted drilling fluid into the shale formation, and measuring a...  
WO/2019/099177A1
A wellscreen has a gravel pack assembly installed that can communicate slurry from a transport tube to a pack tube. A bypass has erosion resistant surfaces exposed to flow of the conveyed slurry and diverts portion of the conveyed slurry...  
WO/2019/098855A1
A method of treating a well, wherein the well comprises a tubular, an annulus arranged around the tubular, and a production packer arranged within the annulus; the method comprising providing first, second and third openings in the tubul...  
WO/2019/099721A1
An adjustment tool for a multiport valve including an elongate frame having a fitted end with an exit aperture, a pressure chamber in fluidic communication with the exit aperture, the fitting end sealingly couplable with the multiport va...  
WO/2019/099216A1
A connector assembly attaches downhole tools to one another to form a tool string. The connector assembly includes male and female subs, each with latch ends that selectively latch to one another. Ends of the subs distal from their latch...  
WO/2019/099038A1
A lateral wellbore access system is used for moving an isolation sleeve relative to a window of a completion sleeve to adjust access through the window. The system includes an actuator having an isolation sleeve engagement mechanism and ...  
WO/2019/098991A1
The disclosed embodiments include a perforating gun assembly. The perforating gun assembly includes a housing and at least one perforating charge disposed within the housing. Additionally, the perforating gun assembly includes a detonati...  
WO/2019/095034A1
An aqueous caustic composition comprising: a caustic component; an amino acid additive adapted to provide an extended buffering effect to the caustic composition when such is exposed to an acid; and water, w herein the caustic component ...  
WO/2019/099316A1
Flowback aid mixtures and oil-in-water microemulsions produced by combining an aqueous brine with the flowback aid mixtures are disclosed. The flowback aid mixture comprises an oil, a fatty alcohol ethoxylate, and a quaternized fatty ami...  
WO/2019/099046A1
A buoyancy assist tool has an outer case with a rupture disk assembly connected therein. The buoyancy assist tool defines the upper end of a buoyancy chamber in a well casing. A sleeve in the outer case traps the rupture disk membrane af...  
WO/2019/099096A1
Presented herein are systems and methods directed to a multispectral absorption-based imaging approach that provides for rapid and accurate detection, localization, and quantification of gas leaks. The imaging technology described herein...  
WO/2019/099240A1
A flow control assembly (100) for subsea applications comprises a valve assembly (101) and a damper assembly (402) configured to control fluid flow between an external region and the valve assembly (101). The damper assembly (402) compri...  
WO/2019/099563A1
A wellhead pressure control fitting includes a plurality of locks to engage a mating surface of an adapter sealingly seated in a receptacle. The locks each comprise a sensor arranged to measure an amount of movement or rotation of each l...  

Matches 1 - 50 out of 145,333