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Patent Searching and Data


Matches 151 - 200 out of 151,663

Document Document Title
WO/2020/257888A1
The present invention refers to a system for extracting hydrocarbons from underground permeable formations by injection of an electro-energized aqueous formulation, comprising an extraction and/or injection wellbore for hydrocarbon explo...  
WO/2020/263282A1
A downhole networking interface unit provides conversion between multiple native format signals of downhole instruments to power line communication messages exchanged with a controller positionable at the surface of a wellbore. Certain a...  
WO/2020/259059A1
A TBM parallel heading tunnel trunk construction method. Parallel heading tunnel trunk construction comprises parallel heading station section construction, parallel heading TBM preparation tunnel, starting tunnel and receiving tunnel co...  
WO/2020/263961A1
Wireless power and telemetry systems for multi-stage completions are provided. Various configurations for couplers, e.g., electro-magnetic couplers, for use in such systems are also provided.  
WO/2020/264071A1
The subject invention provides multi-functional biochemical compositions, as well as their use in enhancing oil recovery by, for example, enhancing traditional acid treatments. Advantageously, the compositions and methods of the subject ...  
WO/2020/260340A1
The present invention relates to an annular barrier for providing zonal isolation in an annulus downhole between a well tubular metal structure and another well tubular metal structure or a wall of a borehole, the annular barrier having ...  
WO/2020/263829A1
Described herein are compositions, techniques, methods, and systems for use in and for producing hydrocarbons from a reservoir. The disclosed compositions, techniques, methods, and systems employ fluid mixtures including amino acids whic...  
WO/2020/263653A1
A method of installing a vibratory shaker screen in a vibratory shaker, including placing a first end of the vibratory shaker screen in a retainer, wherein the retainer is one of attached and a component of the vibratory shaker; pivoting...  
WO/2020/263853A1
An improved swivel with increased sealing capability at fluid pressures up to 20 ksi and at fluid temperatures as high as 250°F and as low as 35°F. The swivel may be relatively compact, being less than 8 feet in overall length and can ...  
WO/2020/257877A1
The invention relates to a method of monitoring the movement of an ore body (202) resulting from blasting, the method comprising: positioning a plurality of blast movement monitors (206) in a blast zone in the ore body (202), each of the...  
WO/2020/259376A1
Disclosed is a control system for combustible ice mining, the control system being composed of a control module, a communication module, a monitoring module, a display module and a micro interface module. The control module regulates and...  
WO/2020/258589A1
A method for the inversion calculation of coal seam gas parameters by rapid measurement while drilling, which relates to the technical field of coal mine geology and safety. Problems in which the number of coal seam gas parameters and ou...  
WO/2020/263098A1
A method for optimising water injection into a production well or fluid line. The method comprises: (a) injecting water into the production well or fluid line at a first injection point using an injection rate W, to provide a mixture of ...  
WO/2020/258701A1
Provided is an application of a micro-interface strengthening system in the mining of combustible ice. A method of applying the micro-interface strengthening system to the mining of combustible ice comprises: natural gas is introduced in...  
WO/2020/263382A1
A method for protecting a wellbore includes identifying a parent wellbore and a child wellbore and identifying a parent well stage along the parent wellbore that has the potential to interact with a child well stage along the child wellb...  
WO/2020/263224A1
A flow control apparatus with a guide housing having one or ports, a breakable bond, and a platform with an upper surface having one or more pistons. The platform and guide housing have a first bonded configuration where the pistons are ...  
WO/2020/263270A1
An acoustic communications network includes acoustic modems that exchange messages on an acoustic communications medium, such as tubing deployed in a wellbore. The messages are communicated by encoding the message into a plurality of sym...  
WO/2020/263272A1
A disconnect tool can be part of a production string in a wellbore. The disconnect tool can include a disconnect sub and a disconnect receptacle. The disconnect sub can be inserted into the disconnect receptacle such that the disconnect ...  
WO/2020/263131A1
The invention relates to methods for monitoring the condition of rock-cutting tools. The technical result consists in reducing the cost of operating rock-cutting tools by providing reliable monitoring of the condition of said tools witho...  
WO/2020/263377A1
Disclosed herein are methods and system for redistributing bulk material across a geographical area. A method for providing bulk material for a wellbore operation, the method comprising: forming a logistical model database to determine b...  
WO/2020/257913A1
Guidance methods for guiding the drilling of wells while reducing trajectory drift. Each drilled well incorporates signalling devices which are used together or in a selected sequence to guide additional well drilling. With the progressi...  
WO/2020/264479A1
A method includes obtaining data representing a subterranean volume, the data having been collected by a user in a field, generating a digital model representing at least the subterranean volume based in part on the data, searching the d...  
WO/2020/260254A1
A downhole tool is described comprising a housing (24), a fluid flow passage (28) located within (5) the housing (24), and at least one thermoelectric generator (30) located between the fluid flow passage (28) and the housing (24) and op...  
WO/2020/261085A1
A bit for drilling a wellbore includes: a body; and a cutting face. The cutting face includes: an inner section and an outer section; a plurality of blades protruding from the body, and a row of superhard cutters mounted along each blade...  
WO/2020/259266A1
A mining double-layer borehole wall having root-type anchoring, comprising a double-layer borehole wall and anchoring components (6), a first end of each anchoring component (6) being disposed in surrounding rock (1), a second end thereo...  
WO/2020/263730A1
A subsurface valve including a valve body having an inlet, and outlet, and a valve portion. A plunger is shiftably mounted in the valve body to selectively fluidically connect the inlet and the outlet. A valve system is arranged in the v...  
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/2020/264289A1
A cement slurry is prepared that comprises water, a hydraulic cement and particles of an oil-absorbent material. The particles are present in an amount sufficient to interact with a non-aqueous component of a drilling fluid and alter a p...  
WO/2020/264073A1
The subject invention provides compositions comprising concentrated acids, solvents and surfactants, as well as their use in improving oil and/or gas production. In some embodiments, the compositions comprise biological components, such ...  
WO/2020/264271A1
Spacer fluids or chemical washes are prepared that comprise water, a hydraulic cement and particles of an oil-absorbent material. The particles are present in an amount sufficient to alter a property of a non-aqueous drilling fluid. The ...  
WO/2020/264082A1
Wireless multi-stage completions for providing power to and telemetry communication with downhole device(s) are provided. A power generation system can be disposed along a production string to power downhole devices. The power generation...  
WO/2020/258700A1
Disclosed is a green process for exploiting combustible ice. The process comprises the following steps: natural gas and saturated salt water being mixed by means of a micro-interface enhancement device to form a microbubble and/or micro-...  
WO/2020/263105A1
The invention provides a system for subsea pressure booster HV (high voltage), MV (medium voltage) and LV (low voltage) power supply and distribution. The system is distinguished in that the system consists of, essentially consists of or...  
WO/2020/263933A1
A method for operating in a borehole penetrating a formation is disclosed. The method includes disposing in the borehole an assembly comprising a load-bearing and oil-disintegrable tool comprising a polymeric composite; performing a down...  
WO/2020/263252A1
Techniques for estimating a current inclination and azimuth of a drill bit of a wellbore drilling system are described. The estimates for the current inclination and azimuth are generated using measurements obtained for one or more param...  
WO/2020/260343A1
A tunnel for mounting above a road surface (3) comprises a plurality of tunnel segments (1). Each tunnel segment is adapted for mounting at least one projector (6) therein, above a respective opening formed by the tunnel segment in a cei...  
WO/2020/264406A1
Embodiments disclosed herein include dissolvable and intentionally degradable objects that are useful for hydraulic fracking operations. Such objects are at least in part manufactured using materials that are soluble in certain fluids in...  
WO/2020/260545A1
A method of severing casing of an inner casing string located inside an outer casing string in a well bore, without damaging the outer casing string. A casing severing tool is run into the inner casing string and by determining a locatio...  
WO/2020/264113A1
A circulation sub and method of operating a circulation sub. The circulation sub includes a support member having a longitudinal axis and a piston movable along the longitudinal axis of the support member. A release member secures the pi...  
WO/2020/259377A1
The present application relates to the field of combustible ice mining, and discloses an apparatus for mining combustible ice, which has the advantage of decreasing the freezing point of water and facilitating combustible ice mining. The...  
WO/2020/263352A1
In accordance with one or more embodiments of the present disclosure, a drilling fluid may include a base fluid, one or more formaldehyde-based resins, and one or more water-soluble acid catalysts. The base fluid may include an aqueous o...  
WO/2020/257899A1
The present invention is used to form the structure of a system that operates inside ducts. It can be used in a robotic system in the form of a string to move tools inside pipes or ducts with small diameters. It avoids the need for costl...  
WO/2020/264414A1
A running tool for installing a casing hanger down a wellbore incorporates an interchangeable landing sub component that engages the tubular body component with a standard threaded coupling that can be disengaged without the use of a too...  
WO/2020/263349A1
The present disclosure relates to a pump system having a pneumatically actuated fluid pump, which makes use of standard cycle counter to assist in determining when an air supply control valve is stuck in an open state after a fluid disch...  
WO/2020/264233A1
An apparatus for agitating a slurry mixture in a vibratory shaker including a bar blank with a top surface and a bottom surface; and at least one protrusion extending away from the top surface of the bar blank, where the at least one pro...  
WO/2020/263404A1
A downhole network-interface unit provides remote diagnostics and control for a downhole communications network. A network-interface unit may convert native format signals from downhole devices to a signal to be sent to a surface control...  
WO/2020/260763A1
The invention is related to a method for removing water from sphagnum moss (1), wherein - sphagnum moss (1) is fed to feed equipment (14), - sphagnum moss (1) is fed with at least one mobile feed wall (18) of a feed trough (15) serving a...  
WO/2020/264078A2
Systems, methods, and apparatuses for detecting components of a multiphasic flow are disclosed. A flowmeter may include a plurality of optical fibers disposed across a fluid flow. The optical fibers may generate backscattering of a porti...  
WO/2020/180201A3
The invention refers to a downhole piston pump for the exploitation of the oil, used in the extraction of hydrocarbons from the productive layers of the oil wells by sucker rods. The pump according to the invention consists of a drive he...  
WO/2020/258922A1
A test system is disclosed. The test system comprises a main control module (10), one or more distributed control modules (20) connected to the main control module (10), and one or more test sub-systems (30) connected to the distributed ...  

Matches 151 - 200 out of 151,663