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Patent Searching and Data


Matches 101 - 150 out of 145,333

Document Document Title
WO/2019/091048A1
Provided is a "five maps-three zones-two sub-areas" water-preserved coal mining method. The method comprises: analyzing data indexes in mining area engineering and hydrogeological data; determining an overlying strata type sub-area map, ...  
WO/2019/094723A1
A pumpable resin system for installation of mine bolts includes a resin injection cylinder comprising a resin chamber and a resin hydraulic cylinder, a catalyst injection cylinder including a catalyst chamber and a catalyst hydraulic cyl...  
WO/2019/094140A1
A system and a method for performing a borehole operation, wherein the system may comprise a coiled tubing string and a fiber optic cable disposed in the coiled tubing string and wherein the fiber optic cable is strain-coupled to the coi...  
WO/2019/094731A1
Methods of forming a stationary housing of a rotatable cutting element for use on an earth-boring tool may include forming one or more annular recesses extending around an outer surface of a first sleeve, inserting the first sleeve withi...  
WO/2019/092216A1
There is provided a float equipment attachment assembly comprising: a float equipment for mounting to a tubing string, the float equipment comprising a tubular body and a plurality of gripping arms extending longitudinally away from the ...  
WO/2019/094041A1
A method for securing a downhole assembly to a casing string disposed within a wellbore includes moving, in a first direction, at least a portion of the downhole assembly within a passageway of a landing nipple that forms a portion of th...  
WO/2019/094187A1
An elevator (100) for moving a tubular (12) having a tubular body (14) and a joint section (16) comprises an elevator body (102), a securing apparatus (202) having a first blocking apparatus (204) and a second blocking apparatus (206) bi...  
WO/2019/091981A1
The present invention relates to a method for inspecting and/or guiding excavation (E) operations, comprising the following steps: a) (i) georeferencing a first acquisition device (10) for acquiring the relief in the excavation, in a gen...  
WO/2019/094209A1
A method and system for determining properties of a pipe string using multi-channel induction measurements. The method may comprise disposing a multi-channel induction tool in a cased hole, obtaining a multi-channel measurement, forming ...  
WO/2019/094048A1
A tool, system, and method for reentry access into a lateral wellbore. The tool, utilized in the system and the method, can include a body with an internal flow passage, an inflatable bladder disposed along an exterior portion of the bod...  
WO/2019/094170A1
Example of the present disclosure relate to a bridge plug. More specifically, embodiments are directed towards a bridge plug with a flapper, wherein the flapper is configured to set and unset based on a pressure differential and/or fluid...  
WO/2019/094037A1
Aspects of the present disclosure relate to receiving data associated with a subterranean reservoir to be penetrated by a wellbore and training a neural network with both the data and a physics-based first principles model. The neural ne...  
WO/2019/094188A1
A flowback tank cleaning system and method is described. A flowback tank includes a self-cleaning system. A flowback tank cleaning method may include moving solid debris collected at a bottom of a collection section of a flowback tank to...  
WO/2019/094615A1
The subject invention provides compositions and methods for simultaneously enhancing oil recovery, improving the quality of oil and gas through reduction in sulfur-containing compounds, and preventing and/or reducing corrosion of oil and...  
WO/2019/094711A1
An earth-boring tool includes a body, a plurality of blades attached to the body and extending at least to a nose region of the earth-boring tool, a first rotatable cutting structure assembly coupled to the body, and a second rotatable c...  
WO/2019/093999A1
An offshore measured or logging-while drilling electromagnetic telemetry system includes a bottomhole assembly having a transmitter to communicate one or more electromagnetic telemetry signals. A subsea telemetry cable is positioned on a...  
WO/2019/091963A1
A holder (100) for shaped charges (C) is shown and described. The charge holder (100) facilitates a high shot density for use with a perforating gun (130). The shaped charges (C) are arranged to direct explosive force axially outward fro...  
WO/2019/094730A1
Methods and systems to initiate downhole operations in a borehole include deploying a first structure at least partially in the borehole, moving a second structure at least partially along the first structure, wherein at least one of the...  
WO/2019/092281A1
Real time monitoring of a predetermined set of downhole parameters related to downhole status of a well comprises deploying a casing module as part of a casing string to a first predetermined location downhole, the casing module comprisi...  
WO/2019/093930A1
The invention relates to the oil and gas industry, and more particularly to techniques for eliminating fluid loss during the drilling of oil and gas wells. The method includes successively pumping a blocking pill and a displacement fluid...  
WO/2019/094043A1
An apparatus includes a sleeve a sleeve having a slot defined by at least a first edge and a second edge of the sleeve. At least a portion of the first edge defines a left-handed helical portion of the slot. At least a portion of the sec...  
WO/2019/094240A1
Techniques to determine wellbore leak crossflow rate between formations in an injection well are described. The techniques repurpose well performance principles to achieve the objective of cross flow rate quantification without the need ...  
WO/2019/093899A1
A vessel for performing subsea wellbore related activities, e.g. workover activities, well maintenance, installing an object on a subsea wellbore, wherein the vessel comprises a floating hull, a hoisting device, a mobile working deck, a ...  
WO/2019/094050A1
Fluid production can be simulated using a reservoir model and a tubing model. For example, pressure data and saturation data can be received from a reservoir model simulating a hydrocarbon reservoir in a subterranean formation. A tubing ...  
WO/2019/091043A1
Disclosed is a method for loading an oil pipe in a gas well without well killing, the method comprising the following steps: loading a bridge plug (3) into a wellbore (1), such that the bridge plug packs and blocks in the wellbore at a d...  
WO/2019/093929A1
The invention relates to the oil and gas industry, and more particularly to techniques for preventing the influx of formation fluids during the construction of oil and gas wells. The method includes successively pumping a blocking pill a...  
WO/2019/089977A1
A method to measure fracture length and geometry/complexity from pressure decay and diffusion and near wellbore conductivity measurements with far-field conductivity estimates.  
WO/2019/089865A1
A portable resilience testing apparatus for lost circulation materials (LCMs) is provided. The portable resilience testing apparatus includes a test cell and a probe that moves and applies a force to a sample of LCM contained in the test...  
WO/2019/085001A1
A water drainage system and method. The water drainage system comprises: a water pump set (11, 21) provided with at least two water pumps, a control mechanism (12, 22) for controlling the operation of the water pump set (11, 21), and at ...  
WO/2019/086851A1
There are described devices and methods for use, for example, with signalling in a well, e.g. using a well structure of the well. Such signalling may include the communication of power and/or data signals. The devices and methods used ma...  
WO/2019/085424A1
A smart grouting method for geologically complex regions, in which the coefficient of permeability of grouting holes in a region is obtained from water permeability tests, an optimal grout concentration for each grouting hole is determin...  
WO/2019/089925A1
A tubular system includes a side pocket mandrel having at least one side pocket defining a device storage zone. A conductor extends along the tubular system to the side pocket. A stored device is arranged in the device storage zone.  
WO/2019/088998A1
This disclosure may relate to a system and method for calculating the mud angle from a downhole device. A method for estimating a mud angle may comprise: disposing a downhole tool into a borehole; extending an arm of the downhole tool to...  
WO/2019/085819A1
A process for supporting an anchor bolt and an anchor cable on a successive mining working face. A four-arm top anchor bolt drill carriage serves as a front carriage, a six-arm side anchor bolt and top anchor cable drill carriage serves ...  
WO/2019/088988A1
A variety of methods and systems are disclosed, including, a method for improving resistivity imaging, comprising: disposing a downhole tool into a borehole, wherein the downhole tool comprises a pad and a button array disposed on the pa...  
WO/2019/089624A1
A reciprocating pump system includes a reciprocating pump including a fluid end configured to receive a suction fluid flow and discharge a discharge fluid flow, and a suction booster assembly coupled to the fluid end, the suction booster...  
WO/2019/089198A1
A setting tool (402) for setting a plug in a well, the setting tool (402) including a body (404) extending along a longitudinal axis X; a rod (408) extending along the longitudinal axis of the body (404), from an upstream end (402B) to a...  
WO/2019/089061A1
Methods and systems for controlling a set of tools for hydrocarbon recovery are presented. One example system generally includes a remote controller (206), a first tool (202a), and a first control device (204) mounted on the first tool. ...  
WO/2019/088900A1
The present disclosure relates to a power system (100) in a mining machine (10) configured to perform an at least partly stationary, high power operation driving one or more electrically powered tools (12) of the mining machine. The powe...  
WO/2019/089074A1
A setting tool (200) for setting an auxiliary tool in a well includes a housing (202) having a floating piston (220) that separates a pressure chamber (204) from a hydraulic chamber (230); and a plug (224) that is removably located in a ...  
WO/2019/088996A1
A method and a system for tuning a pad. The method may comprise disposing a downhole tool into a borehole, configuring the pad in a first configuration, taking a first measurement of the formation in the first configuration, configuring ...  
WO/2019/089230A1
A swinging device for spectacle blinds where the swinging device includes a case having a pair of side members connected to a bottom member and first and second shafts rotatably connected to the case. A first gear mounted on the first sh...  
WO/2019/089010A1
A firing head for selectively activating an initiator of a downhole tool may include a housing, a pin, and a moveable stopper. The housing may have a bore and a radially enlarged chamber formed along the bore. The pin is disposed in the ...  
WO/2019/085052A1
Disclosed is a method for filling coal mining to recover a residual coal pillar and controlling stability of a waterproof key layer. A cement-filling pumping device is arranged in a tunnel formed by a mined coal chamber; goafs at two sid...  
WO/2019/089272A1
A chemical injection valve can include a valve stem reciprocably disposed relative to a primary seal, and a variable flow restrictor upstream of the primary seal relative to a direction of flow through the chemical injection valve. The v...  
WO/2019/089928A1
A harmonic drive assembly and fluid-powered linear motors with both axial pistons are rotary piston arrangements incorporating the harmonic drive assembly are disclosed. The motors may be used in downhole drilling applications, but the d...  
WO/2019/086881A1
A method (1) of using hafting (7) and urging (13) tools thru a passageway (8) of coupled (4) pipe (5) to split (15) the pipe's wall (10) into a stacked (14) plurality of cut lengths (3) with cross sections (11) usable to transfer force, ...  
WO/2019/088921A1
The present invention relates to a method and system for reinforcing a portion of the excavated ground that provides in-situ support to freshly excavated ground immediately during tunnel boring machine (TBM) excavations. The present inve...  
WO/2019/089420A1
A floating driller having a hull, a main deck, an upper cylindrical side section extending downwardly from the main deck, an upper frustoconical side section, a cylindrical neck section, a lower ellipsoidal section that extends from the ...  
WO/2019/090116A1
A helical pile including a heat exchanger is described. The pile is formed from a lead section and one or more extension sections. The interior of the lead and extension sections are hollow and form a heat exchanger cavity. At the lower ...  

Matches 101 - 150 out of 145,333