Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 4,545

Document Document Title
WO/2018/106913A1
Provided herein are liquid polymer (LP) compositions comprising a synthetic (co)polymer (e.g., an acrylamide (co)polymer), as well as methods for preparing aqueous polymer solutions by combining these LP compositions with an aqueous flui...  
WO/2018/103919A1
The invention relates to a drilling tool and a method for producing a bore in the ground, in which method ground material is carried away by a removal device on the underside of a main body of the drilling tool, flushing air is supplied ...  
WO/2018/104547A1
The invention proposes a method and devices that can be used in the method for trenchless laying of a cable (1) in the ground (13), in which method vertical multifunction bores (3) are created along a drilling line (4) in the ground (13)...  
WO/2018/098595A1
A subassembly for inserting a frangible pressure disc seal in the inner conduit of a tubing string in a wellbore, particularly for a deviated wellbore, to seal the tubing string to provide pressure control while required by the operator....  
WO/2018/098458A1
Disclosed is a system for generating energy. The system is incorporated into a disposal or injection well. A conduit is extended down in the well from the surface. Water disposed in the well is used to drive some sort of mechanical-energ...  
WO/2018/094546A1
A pile hole cleaning mechanism (13), comprising a fixed frame (35). One end of the fixed frame is connected to a main vehicle body (62), and the other end is mounted on a hollow shaft (14); the hollow shaft is mounted on a pipeline wheel...  
WO/2018/095881A1
Process for recovering oil from a formation containing oil and water by injecting into the formation an enhanced oil recovery formulation comprising enhanced oil recovery surfactant, which process comprises (i) injecting into the formati...  
WO/2018/094318A1
The multifunction wellbore conditioning tool (100, 200, 300) is installed in the bottom hole assembly of a drill string and performs the functions of a cutting tool, keyseat wiper, roller reamer, keyseat wiper, and stabilizer during dril...  
WO/2018/094123A1
Methods of treating a subterranean formation penetrated by a well bore, by providing a treatment fluid comprising a blend including a first amount of particulates having a first average particle size between about 3 mm and 2 cm and a sec...  
WO/2018/087521A1
A valve assembly (1) for use particularly in a deviated wellbore of an oil, gas or water well comprises a body (50) with an axis and first and second resiliently deformable seats (20, 25) to seat a valve closure member (10a) such as a ba...  
WO/2018/089034A1
A connector tool is used to direct fluids from a lifting assembly into a bore of a downhole tubular. The connector tool includes a body having an upper end and a lower end. The upper end is configured to be coupled to the lifting assembl...  
WO/2018/085286A1
A housing is integrated into a tubing string having a straight through passage and a lateral wall exist. Inside the passage is a flow responsive member with an applied preload force. Flow corresponding to a predetermined differential pre...  
WO/2018/085031A1
Treatment fluid is screened at a surface location to the same particle size that the mud is screened before delivery into treating equipment in the borehole. Solids or microgels that can form are captured before pumping into the borehole...  
WO/2018/084720A1
Circulation unit (1) adapted for continuous circulation of drilling fluid during drilling, wherein - an upper chamber (16) is defined upwards by an upper sealing element (133), and through a lower chamber (123) is defined downwards by a ...  
WO/2018/076066A1
A device (10) for facilitating the transport of an apparatus A along an upward or downward directed conduit or bore hole including a drill string (12) is described. The device (10) has a body (13) having an upper body portion (20) and a ...  
WO/2018/073249A1
The invention relates to a probe (10) for sampling a drilling fluid, comprising: a handle (12) extending along an axis (X-X); – a sampling head (14) located at a first end (20) of the handle (12), the head (14) defining an internal spa...  
WO/2018/075737A1
In general, a conductor removal system (1) comprises a conductor sectioning tower which can be used to automate lifting and landing of various conductor sections. In most embodiments, the conductor sectioning tower can selectively and co...  
WO/2018/074735A1
Disclosed are a method for automatically replacing a casing and a drill pipe, and a drilling machine comprising the same. The drilling machine comprises: a frame unit having at least two elongated frames which are slidably coupled to eac...  
WO/2018/073797A1
Pipe for cableless bidirectional data transmission and the continuous circulation (50) of a stabilizing fluid in a well for the extraction of formation fluids comprising: a hollow tubular body (51) which extends in length along a longitu...  
WO/2018/070875A1
The invention relates to a pore pressure monitoring device, for use in geotechnical engineering, adapted to be deployed underground for monitoring pore-water pressure in the ground, comprising a pressure sensor cavity (2) and a pressure ...  
WO/2018/067558A1
A system includes a pump (20) configured to pressurize a first fluid, and a pressure exchanger (PX). The PX is configured to receive a second fluid, to receive the pressurized first fluid, and to utilize the pressurized first fluid to pr...  
WO/2018/063181A1
An actuation system to control flow of a fluid includes a body including an axial cavity and a valve in fluid communication with the axial cavity, the valve including a closing member moveable into and out of a closed position against th...  
WO/2018/064008A1
A lost circulation material (LCM) having flakes formed from date tree leaflets is provided. The flakes of the date tree leaflet LCM may be formed by tearing and shredding date tree leaflets from date trees. The date tree leaflets may be ...  
WO/2018/053290A1
An integrated control system (ICS) for a well drilling platform is provided, which well drilling platform has a plurality of control systems and devices. The ICS includes an ICS controller is in communication with a master control. The I...  
WO/2018/053326A1
The present invention relates to air drilling and an apparatus, system and process for air storage for speeding up and making the air drilling process in a wellbore more efficient. The present air storage system is used to divert high pr...  
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/2018/048855A1
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/2018/045151A1
A method in one embodiment includes obtaining produced water from at least one of drilling, completion, or hydrocarbon production. The method also includes separating the produced water into desalinated water and produced salt. Further, ...  
WO/2018/042186A1
The invention provides a system for handling gas in a riser. The system comprises a riser flow spool, a riser isolation device and an upper riser disconnect assembly wherein at least the riser flow spool is connected to the riser below a...  
WO/2018/037374A1
A process for recovering weight material for reuse in drilling fluids from a previously unavailable source of feed stock. The process described herein includes a process of cleaning drilling waste through either low temperature thermal o...  
WO/2018/039636A1
In some embodiments, a system for automatically evaluating slurry properties includes a down-hole measurement device configured to be lowered into slurry provided in an excavated hole, the measurement device comprising an outer housing, ...  
WO/2018/034662A1
Methods and systems for using flow rate signals for wireless downhole communication are provided. In one embodiment, the methods comprise: generating a first flow rate signal within a wellbore by altering the flow rate of a first fluid i...  
WO/2018/030998A1
Methods and systems for depassivating completion tool batteries are provided. In one embodiment, the methods comprise: providing a completion tool disposed within a wellbore penetrating at least a portion of a subterranean formation, whe...  
WO/2018/025059A1
The invention relates to an integral vessel for preparing, transporting, storing and injecting a slurry based on drill cuttings. The vessel comprises means for receiving one or more containers of drill cuttings, a transport system that g...  
WO/2018/022367A1
System for mud logging characterized by: a primary gas trap which receives a first amount of drilling mud and is operable to extract hydrocarbon gas from the first amount of drilling mud; a secondary gas trap which receives a second amou...  
WO/2018/016996A1
The invention relates to methods of flushing oil and gas condensate wells using liquid and gas. The technical result is the increased productivity of wells. The method comprises installing, in a well, a high-strength tubing string, an an...  
WO/2018/017090A1
In accordance with presently disclosed embodiments, systems and methods for handling bulk material in a manner that reduces dust, noise, and emissions are provided. The presently disclosed techniques use portable containers to transfer b...  
WO/2018/009728A1
A method for drilling a borehole in an earthen formation using a drilling fluid includes selecting a lower pressure limit and an upper pressure limit for the drilling fluid at a drilling location in the borehole. In addition, the method ...  
WO/2018/009220A1
Fluid flow control systems are configured to resist erosion-corrosion and minimize wall shear stress during injection or production. A fluid flow control system includes a base pipe with an internal passageway. A housing is positioned ar...  
WO/2018/009437A1
A portion of a wellbore is drilled in a subterranean formation, using a drilling string (140) disposed within a casing string (130) and extending through a cement retainer (150) disposed within the casing string. The drilling string can ...  
WO/2018/000076A1
A system for use in the drilling of oil or gas wells in conjunction with a mud injection device, said mud injection device adapted to maintain fluid pressure control within the borehole of a well bore when operating a drillstring thereth...  
WO/2018/005567A1
A method includes pumping fluid into a drill string extending through a riser into a well. A managed pressure drilling system is operated to maintain a selected fluid pressure in the well between the well and the drill string. A fluid in...  
WO/2017/223463A1
An apparatus according to which a subterranean formation in which a wellbore extends is hydraulically fractured, the apparatus comprising first and second manifolds, the first manifold including first and second flow lines adapted to be ...  
WO/2017/223028A8
A method of dispersing asphaltenes to inhibit asphaltenes precipitation and/or deposition in a hydrocarbon is disclosed. An asphaltene dispersing agent is added to the hydrocarbon. The asphaltene dispersing agent is an ester of a mono-ca...  
WO/2017/223028A1
A method of dispersing asphaltenes to inhibit asphaltenes precipitation and/or deposition in a hydrocarbon is disclosed. An asphaltene dispersing agent is added to the hydrocarbon. The asphaltene dispersing agent is an ester of a mono-ca...  
WO/2017/220858A1
Drilling apparatus (1) comprises a drill and a dust removal pipe (2) for removing dust created in drilling from a proximity to a borehole. The drilling apparatus comprises a sampling apparatus (3) for collecting a research sample in the ...  
WO/2017/220098A1
A downhole tool and a drill string (18") comprising such a downhole tool is disclosed. The downhole tool comprises a housing having a first end and a second end, wherein a first fluid conduit (5) extends from an opening in the first end ...  
WO/2017/213513A1
A method for use with a managed pressure drilling (MPD) system, the system comprising a drill string having a drill bit, an annulus defined outside of the drill string, a mud pump for pumping mud down through the drill string and back up...  
WO/2017/213884A1
A dust control system includes a housing having an interior; a first inlet including a passage configured to pneumatically convey bulk material into the housing, the passage including an opening disposed within the interior of the housin...  
WO/2017/209730A1
Systems, methods, computer-readable media having computer programs, and electronic interfaces to detect and mitigate drill cuttings build-up in borehole drilling for hydrocarbon wells are provided. Embodiments include determining annular...  

Matches 1 - 50 out of 4,545