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Patent Searching and Data


Matches 351 - 400 out of 141,229

Document Document Title
WO/2018/042201A1
A geothermal power plant and method of operating a geothermal power plant in which control over the creation and growth of fractures in the geothermal formation is achieved. A downhole pressure gauge (14) with a high data acquisition rat...  
WO/2018/042348A1
An attachable lighting system for a drilling rig. A method of providing lighting to a drilling rig site comprising, attaching at least one light fixture directly to the crown of a drilling rig on each of at least two sides, wherein the l...  
WO/2018/044871A1
Power machines (300) and control systems (360, 400) used thereon include a lift cylinder (333), a tilt cylinder (335), and a slave cylinder (337) mechanically connected to assist the lift cylinder with raising a boom (330). With a lift c...  
WO/2018/044174A1
A marine installation system for installing an item on a riser, comprises: a cable extending between two supporting points, said cable being inclined relative to the horizontal; a first ROV arranged to mount said item on said cable at a ...  
WO/2018/044440A1
A downhole tool for controlling the flow of a fluid in a wellbore comprises: an annular body having a flow passage therethrough; a frustoconical element disposed about the annular body; a sealing element carried on the annular body and c...  
WO/2018/044320A1
Systems and methods for treating subterranean formations using deagglomerated inorganic clay particles are provided. In one embodiment, the methods comprise: providing a treatment fluid that comprises a base fluid, a consolidating agent,...  
WO/2018/045357A1
A subsea hydrocarbon production field includes a number of first subsea Christmas trees, a first manifold and a number of first flexible flowline jumpers, each of which is connected between the first manifold and a corresponding first tr...  
WO/2018/042148A1
An apparatus for transferring rotational torque from a work string to a subsea infrastructure, said apparatus comprising a first connection (1) for receiving the work string; a second connection (6) for receiving the subsea infrastructur...  
WO/2018/044997A1
Techniques for controlling hydrocarbon production includes (i) identifying a plurality of reservoir measurements of a subterranean hydrocarbon reservoir located between at least one injection wellbore and at least one production wellbore...  
WO/2018/044474A1
Methods of acoustically communicating acoustically within a wellbore (30) and wells that utilize the methods are disclosed herein. The methods generally utilize an acoustic wireless network (50) including a plurality of nodes (60) spaced...  
WO/2018/044680A1
Conveying a releasable assembly between latched and unlatched configurations with an outer housing can include connecting the releasable assembly to a running tool, so the assembly can be conveyed with the running tool, and disconnecting...  
WO/2018/044362A1
A load limiting device that limits and/or provides an indication when an amount of torque applied to a threaded tubular connection by a tong exceeds a predetermined amount.  
WO/2018/041348A1
The present invention relates to handling of dust-laden air in a mine tunnel and particularly to a mobile unit (10) for a mine tunnel comprising a dust extraction system (25) and a method of conveying material and removing dust in a mine...  
WO/2018/040457A1
A pick having a power device of a composite rotary cutting excavating machine, disposed in a cylinder (27). An impact piston (26) and an impact hammer (28) are further arranged in the cylinder (27); driven by a fluid changing between hig...  
WO/2018/040459A1
A combined rotary-cutting mining machine, a pick (32) being provided on a drum or cutter head (7) of a shield machine. The pick reciprocates in the axial direction of the shield machine at a certain frequency during operation. The shield...  
WO/2018/040139A1
Disclosed is a limited-stage discontinuous and dual-spiral string for a mixture of sand and liquid at a well bottom, the string comprising a first stage oil tube (1) and an nth stage oil tube (9) which are connected in sequence from the ...  
WO/2018/045148A1
A riser joint system, comprising: a riser joint assembly defining a channel and comprising a first ultrasound module for transmitting a first ultrasound signal to obtain first ultrasound data and a second ultrasound module for transmitti...  
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/2018/044873A1
A well stimulation system includes an inlet fluid conduit connected to a manifold, and a first wellhead assembly connected to the manifold, wherein the wellhead assembly includes a frac tree, a wellhead coupled to the frac tree, wherein ...  
WO/2018/040739A1
Disclosed are a raise-boring machine for enlarging an inclined hole of a mine and a method for enlarging an inclined hole of a mine, relating to the field of mine equipment. The raise-boring machine for enlarging an inclined hole of a mi...  
WO/2018/044177A1
A subsea umbilical laying method is described, which comprises mechanically coupling (1) an umbilical termination assembly (20) at an end of a first umbilical to an umbilical termination assembly (21) at an end of a second umbilical, and...  
WO/2018/044200A1
The invention relates to the oil production industry, and more particularly to technology for stimulating oil production, and provides an increase in the stability of an emulsion for a comprehensive oil production stimulation technology....  
WO/2018/044175A1
A cleaning system for cleaning an interior of a subsea structure by use of fluid is described, the cleaning system comprising a subsea unit (1), the subsea unit (1) typically comprising: a fluids inlet (13); a hydraulics inlet (12); a ho...  
WO/2018/045259A1
Systems and methods for optimizing the working environment in a drilling control room may include (i) systems and methods to selectively actively attenuate one or more noise sources affecting the noise level within the drilling control r...  
WO/2018/045331A1
A system measures and/or estimates the distribution of current flowing in or on a long conductor, such as a borehole casing. More specifically, the present invention provides a method for obtaining an accurate measurement or estimate of ...  
WO/2018/044317A1
A method and system can include positioning an optical waveguide along a wellbore, and launching one or more optical signals into the waveguide at one or more optical signal frequencies and during one or more time periods, thereby result...  
WO/2018/044323A1
In accordance with presently disclosed embodiments, a hybrid drive system that uses multiple sources of mechanical energy to drive a pump is provided. The hybrid drive system may include a first mover for generating first mechanical ener...  
WO/2018/044960A1
A method can include selecting a location associated with a seismic survey geometry; selecting a trace for the location where the trace is selected from one of a plurality of different types of traces that include real data traces, inter...  
WO/2018/045169A1
Embodiments of the present disclosure include a system, method, and apparatus comprising a large scale direct steam generator operating on an oxidant of air or enriched air configured to generate steam and combustion exhaust constituents...  
WO/2018/044309A1
A system for processing DAS VSP surveys in real-time is provided. The system includes a DAS data collection system coupled to at least one optical fiber at least partially positioned within a wellbore and configured to repeatedly activat...  
WO/2018/040456A1
A special pick of a composite rotary cutting excavating machine, arranged on a cutting part of a boring and working front end of a composite rotary cutting excavating machine. The special cutting pick comprises a pick head (61) and a pic...  
WO/2018/044277A1
Example embodiments are described for a method and system for direct current (DC) bias control in downhole optical intensity modulators. After receiving an optical signal from a downhole intensity modulator, a harmonic distortion analysi...  
WO/2018/044259A1
A riser tensioner system has a riser support device, an actuator, and a bearing assembly disposed between the riser support device and the actuator. The bearing assembly is configured to provide at least five degrees of freedom of moveme...  
WO/2018/039709A1
A method of moving waste material from a mining site using at least one excavator and a plurality of dozers, including excavating material with the at least one excavator from a dig area, said at least one excavator moving along an excav...  
WO/2018/044469A1
An electro-acoustic communications node system and method for downhole wireless telemetry, the system including a housing (386) for mounting to or with a tubular body (310); a receiver transducer (388) positioned within the housing, the ...  
WO/2018/040138A1
Disclosed is a spiral-type flow separation dual-wall oil tube for volume fracturing of a horizontal well, the oil tube comprising an inner tube (3) and an outer tube (2), wherein the inner tube (3) is sheathed in the outer tube (2), a ca...  
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/2018/044470A1
A system for reservoir formation characterization with a downhole wireless telemetry system, including at least one sensor (178) disposed along a tubular body (110); at least one sensor communications node (184) placed along the tubular ...  
WO/2018/044318A1
A method and system can include positioning an optical waveguide along a wellbore, and launching one or more optical signals into the waveguide at one or more optical signal frequencies and during one or more time periods, thereby result...  
WO/2018/044871A8
Power machines (300) and control systems (360, 400) used thereon include a lift cylinder (333), a tilt cylinder (335), and a slave cylinder (337) mechanically connected to assist the lift cylinder with raising a boom (330). With a lift c...  
WO/2018/044464A1
The communication networks include an elongate tubular body (30) and a wireless data transmission network (50) including a plurality of relay nodes (100). The relay nodes include an electro-acoustic transmitter array (112, 122, 132) and ...  
WO/2018/044471A1
The methods utilize an acoustic wireless network including a plurality of nodes spaced-apart along a length of a tone transmission medium, the methods include encoding an encoded character with an encoding node. The encoding includes sel...  
WO/2018/044310A1
Certain metal surfaces are often unable to be effectively contacted with fluids containing hydrofluoric acid due to significant corrosion issues. Titanium and titanium alloy surfaces represent but one example. Corrosion inhibitor composi...  
WO/2018/044291A1
A system includes a steam distributor 124 configured to distribute steam received from a steam generator 122 to multiple injection wells 106 in a well pad 102 for steam assisted gravity drainage (SAGD) resource production. The system als...  
WO/2018/040288A1
A device for measuring gravitational acceleration during a state of spinning, and an extraction method. The device comprises a sensor and a measurement circuit. The sensor comprises a tri-axial gravitational accelerometer, a reference me...  
WO/2018/044495A1
Described herein are methods and techniques that utilize molecular geochemistry and isotopic signatures to monitor microbial enhanced gas and oil recovery operations. The methods and techniques utilize multiply substituted isotopologue s...  
WO/2018/040458A1
A composite rotary-cutting mining machine relates to a coal mining machine or a heading machine. A composite drill bit or composite roller (7) of the mining machine is provided with at least one or a plurality of cylinders. A piston is p...  
WO/2018/045187A1
A rotary coring bit for use in rotary sidewall coring in a wellbore, the coring bit comprising: a rotary coring bit body forming a core chamber within; and a core catching torsion spring disposed within the core chamber, the core catchin...  
WO/2018/041983A1
The invention relates to a blowout preventer stack, with at least one blowout preventer, at least one kinetic energy store, at least one hydraulic pump and at least one hydraulic actuator, which is disposed outside the kinetic energy sto...  
WO/2018/044473A1
Methods of acoustically communicating and wells that utilize the methods are disclosed herein. The methods generally utilize an acoustic wireless network including a plurality of nodes spaced-apart along a length of a tone transmission m...  

Matches 351 - 400 out of 141,229