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Matches 1 - 50 out of 905

Document Document Title
WO/2021/061288A1
A system includes a fluid conduit, a fluid chamber in communication with the fluid conduit, a rheology sensor in communication with the fluid chamber, and an electric temperature controller in communication with the fluid chamber. The fl...  
WO/2021/055274A1
A closure mechanism and a method for plugging a flow control device of a well is provided. The closure mechanism includes a switch having a hollow interior and a U-shaped portion. The closure mechanism also includes a metal insert locate...  
WO/2021/043444A1
A method of sealing an annulus between first and second bore-lining tubulars comprises providing a first bore-lining tubular (248) having a first volume of alloy (276) thereon and running the first bore-lining tubular (248) into a bore p...  
WO/2021/038254A1
Sealing a well above a barrier or plug, comprising the steps of lowering a first tool on a slickline (21), comprising a plurality of cartridges (26), these cartridges including a plurality of cartridges containing a thermite material at ...  
WO/2021/023978A1
Method of, and associated apparatus, of providing a seal or barrier in a bore. The examples include, but are not limited to, providing a sealing barrier for use in underground boreholes and formations, including but not limited to oil, g...  
WO/2021/004044A1
Provided is a graphene heating thermal preservation sleeve for a wellhead of an oil-gas well in an oil field, the graphene heating thermal preservation sleeve comprising a high-temperature-resistant insulation layer (1), a graphene layer...  
WO/2020/257917A1
Operational protocol sequences for recovering energy from a thermally productive formation are disclosed. Sealing, drilling, multiranging, power production and distribution techniques in predetermined sequences for well formation are uti...  
WO/2020/240211A1
A well abandonment tool comprises a housing locatable within a wellbore, the housing including a compartment containing sealing material, an activator to initiate the release of the sealing material, an anchor for securing the tool in th...  
WO/2020/234344A1
In described examples, there are methods and systems for communicating data signals in wells. The methods and systems may facilitate communication of data signals, for example, from an open-hole section of a well, or in a well having a d...  
WO/2020/236226A1
Methods and systems involving thermal desorption of an oily slurry are provided. In some embodiments, such systems include a desorption: vessel including, an inner chamber; a heating unit: disposed adjacent to the desorption vessel confi...  
WO/2020/226606A1
Provided are systems and methods that are related to a fluid processing unit. A method for separating a drilling waste fluid, the method comprising: introducing drilling waste fluid into a thermal extraction chamber; allowing drilling wa...  
WO/2020/225679A1
The invention relates to means for extracting products from wells. The method consists in that a heater, a pump and sensors are lowered into a well. The heater is formed from series-connected modules, the temperature of each of which can...  
WO/2020/215150A1
Apparatus, method and wellbore installation to mitigate heat damage to well components during high temperature fluid injection operations such as steam injection from surface through a wellbore. The apparatus includes an injection tubing...  
WO/2020/220002A1
A method to control a heat transfer profile in a defined space, the method comprising the steps of introducing a thermally insulating packer fluid into the defined space such that the thermally insulating packer fluid forms a gelled soli...  
WO/2020/191481A1
A signal generator, system, and method for electromagnetically heating of a hydrocarbon formation. The method involves determining a desired output signal having a desired power spectral density; generating a plurality of source signals,...  
WO/2020/185303A1
A method for recovering at least one of oil and gas from a geological formation includes injecting water into a wellbore, where the wellbore has a depth that is sufficient for introducing a hydrostatic pressure that imparts supercritical...  
WO/2020/176982A1
An apparatus and method for electromagnetic heating of a hydrocarbon formation. The apparatus includes an electrical power source; at least one electromagnetic wave generator for generating alternating current; at least two transmission ...  
WO/2020/180824A1
Methods concerning the thermal insulation of oil and gas wells are disclosed herein. In some embodiments a thermal insulating fluid is inserted into the well completion sequence for thermally insulating a well at a desired depth to reduc...  
WO/2020/162758A1
An apparatus comprising: a sleeve defining a bore, wherein a first end portion of the sleeve has a bending stiffness which is larger than the bending stiffness of a second end portion of the sleeve, wherein the bore receives in use an el...  
WO/2020/159986A1
A downhole tool can be advanced downhole a wellbore. The downhole tool can include an electromagnetic source, a directional antenna, and a casing. The casing can either completely or partially consist of ceramic materials. The directiona...  
WO/2020/157555A1
A method for thermally insulating a power cable (9) or other temperature sensitive equipment from a wellbore tool comprising a heater (1). The wellbore tool is deployed at an end of the power cable (9) in a well. A flow restrictor (4) is...  
WO/2020/152485A1
The object of the invention is a geothermal well, which comprises in a wellbore formed in the Earth's crust: a fist tube (1) comprising at least one opening in a first depth and having a first inner diameter, a first outer diameter, and ...  
WO/2020/132020A1
A composition and method for making a subsea insulation silicone rubber material are provided. The composition includes a scavenger to impart thermal stability to the silicone rubber.  
WO/2020/132028A1
A composition and method for making a subsea insulation silicone rubber material are provided. The composition includes a particular organohydrogenpolysiloxane crosslinker.  
WO/2020/115079A1
A technique for mitigating or removing a plug of solid-state material such as wax or hydrate coalesced from hydrocarbon fluids in a subsea flowline pipe. In a normal flow mode, a flow of hot production fluid is directed from a subsea wel...  
WO/2020/104819A1
Described examples relate to a downhole fluid heater, comprising a fluid heating assembly (12) comprising a heating chamber (18) for receiving a fluid. The fluid heating assembly (12) is configured to agitate a heat transfer fluid in the...  
WO/2020/102870A1
The present invention relates to a method for stimulating oil wells to increase oil and/or gas production. The proposed method implements the combined use of acid and laser perforation, sequentially and/or simultaneously, increasing the ...  
WO/2020/087001A1
A technique facilitates formation of secure connections for use in downhole environments. According to an embodiment, a connector may be constructed as a dry mate connector which provides both a sealed connection and a connection able to...  
WO/2020/078069A1
A system for recycling surplus heat in mine return air, comprising an air guide apparatus (1), an air heat exchanger assembly (2), a water heat exchanger assembly (3), a hot water transmission and distribution apparatus (4), and a hot wa...  
WO/2019/057226A8
The device (1) for the efficient extraction of bitumen, shale oil, very heavy and light oil using a fully automated control system, which consists of a mining assembly (17) in the oil layer (13) and a control unit (14) connected to proce...  
WO/2020/061189A1
An apparatus, method and system make possible facile recovery of heavy hydro- carbonaceous materials, such as the bitumen from oil sands, asphalt, tars, pitch and other highly viscous hydrocarbons (HCM) from natural deposits of such mate...  
WO/2020/051720A1
A method and system are provided for the creation of vertical and horizontal freeze wells, in a dome-like pattern around the ore body, as a hydraulic barrier to ensure the ISR mining solution and the mined minerals do not flow out of the...  
WO/2020/033561A3
Systems and methods are disclosed for mining lunar and Martian polar permafrost to extract gas propellants. The method can comprise identifying a plurality of near-polar landing sites in craters in which the surface comprises permafrost ...  
WO/2020/050970A1
A method for deploying a fiber optic line from a surface to a desired location in a wellbore includes the steps of identifying a heater cable deployed in the wellbore, where the heater cable includes one or more conductors and a first ca...  
WO/2020/028650A1
Systems and methods are provided to mitigate flaring of natural gas. A natural gas processing system may process raw natural gas into a fuel gas stream that may be used to power any number of on-site power generation modules. In turn, th...  
WO/2020/023825A1
A retrievable string is positioned in a stator of a completion string installed in a well. The retrievable string includes a rotating portion and a non-rotating portion. The rotating portion includes a rotor and an impeller coupled to th...  
WO/2018/227303A8
A geothermal reservoir induces gasification and water gas shift reactions to generate hydrogen. The hydrogen or protons are produced to surface by using hydrogen-only or proton-only membranes in production wells. Energy from the reservoi...  
WO/2019/237167A1
The invention relates to the control of hydrate formation in subsea equipment used for oil production. In this context, the invention provides a device for removing hydrate in subsea equipment, comprising a bell (1) having a bottom openi...  
WO/2019/234343A1
The present invention concerns a method and an underwater facility (10) for cooling production fluid that comprises the implementation of a heat exchanger (1) on the sea bed (12), connected to pipes for transferring said production fluid...  
WO/2019/231651A1
A method for treating a well includes flowing a sealant heated to a gaseous phase to cement disposed in an annulus of a wellbore, where the annulus is formed between a casing installed in the wellbore and a cylindrical wall radially outw...  
WO/2019/123008A3
A pipe-in-pipe section (10) comprises an inner pipe (12) spaced within an outer pipe (14) to define an annulus (16) between the inner and outer pipes. The annulus contains a solid insulating material (18), which may be a microporous aero...  
WO/2019/211656A1
An example system includes a generator to generate electromagnetic (EM) signals, and a rotational device having multiple sides. The rotational device includes an antenna to direct the EM signals to a formation to increase a temperature o...  
WO/2019/204345A1
Apparatus and methods directed to an assembly associated with a downhole tool, and including: a thermal housing; at least one internal component inside the thermal housing, wherein the at least one internal component comprises at least o...  
WO/2019/194845A1
A wellbore is plugged using a bismuth alloy. The wellbore is arranged so that a liquid bismuth alloy sets with an excess pressure of the plug relative to the borehole fluid pressure along a desired seal height distance.  
WO/2019/194844A1
A wellbore is plugged using a bismuth alloy. The wellbore is arranged so that a liquid bismuth alloy sets with an excess pressure of the plug relative to the borehole fluid pressure along a desired seal height distance.  
WO/2019/168520A1
A combination subsurface heating system that incorporates electrical resistance heating and thermal conduction heating with systems disposed within a single borehole. The combination heating system includes an electrically conductive out...  
WO/2019/123008A2
A pipe-in-pipe section (10) comprises an inner pipe (12) spaced within an outer pipe (14) to define an annulus (16) between the inner and outer pipes. The annulus contains a solid insulating material (18), which may be a microporous aero...  
WO/2019/097252A3
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/2019/097252A2
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/2019/099303A1
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...  

Matches 1 - 50 out of 905