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Patent Searching and Data


Matches 1 - 50 out of 153,282

Document Document Title
WO/2021/118854A1
A method for transmitting an optical signal and an electrical signal and/or power in a borehole penetrating the earth includes transmitting the optical signal using a hybrid fiber optic cable disposed in the borehole, the hybrid fiber op...  
WO/2021/114583A1
A roadheader footage measurement method, relating to the technical field of footage measurement. According to the measurement method, a distance measurement apparatus (2) and a reflecting target (1) are provided, a laser beam is emitted ...  
WO/2021/114649A1
Provided is an earth pressure balance shield unearthed volume monitoring system based on belt weighing, comprising a bottom layer communication module, a data collection module, a data management module, a calculation and analysis module...  
WO/2021/119103A1
A system for an annular blowout preventer (BOP) includes a piston, a packer assembly, and a connector assembly. The connector assembly includes a linkage, wherein a first end portion of the linkage is configured to contact and couple to ...  
WO/2021/116264A1
Threaded joint, comprising a first and a second tubular component (C1, C2), the first tubular component comprising a first pipe body (10) and a male end (1), the male end comprising a distal surface (17) and a male threaded zone (13) at ...  
WO/2021/119015A1
An earth-boring tool may include a tool body and a coupling region configured to couple the earth-boring tool to an adjacent portion of a drill string. The earth-boring tool may also include one or more sensors disposed on the tool body....  
WO/2021/117115A1
An attachment (1A) according to an embodiment of the present invention has a connection part having a contact surface (211) and a protrusion part (22), wherein the length of the protrusion part (22) is 0.8-2 times the radius of the conta...  
WO/2021/116675A1
The invention provides a downhole borehole traction apparatus (10) and method of use. The apparatus comprises a body (13) comprising a borehole engaging section wherein the borehole engaging section comprises an outer surface comprising ...  
WO/2021/119115A1
The method for producing oil uses a subterranean cavern for gravity separation of oil, gas, water. Acid is sprayed by rotating acidizing tool (118) onto the inner wall of a wellbore for forming the cavern. During production, formation fl...  
WO/2021/119300A1
This disclosure presents a system, method, and apparatus for classifying fracture quantity and quality of fracturing operation activities during hydraulic fracturing operations, the system comprising: a sensor coupled to a fracking wellh...  
WO/2021/119370A1
A method and apparatus for containing one or more shaped charges in a single plane, arrayed about the center axis of a gun body, and detonated from a single initiator in a shaped charge cluster assembly.  
WO/2021/119324A1
This disclosure presents systems, methods, and apparatus for determining cluster efficiency during hydraulic fracturing, the method comprising: measuring acoustic vibrations in fracking fluid in a fracking wellhead, circulating fluid lin...  
WO/2021/118542A1
A method comprises determining a plurality of responses at a plurality of tilted angles for multiple coils of a collocated antenna assembly based on at least one coil parameter of the collocated antenna assembly, wherein the at least one...  
WO/2021/119345A1
Provided is a y-block, a multilateral junction, and a method for forming a well system. The y-block, in one aspect, includes a housing having a first end and a second opposing end, and a single first bore extending into the housing from ...  
WO/2021/113937A1
The present invention proposes a subsea arrangement in which the lines that interconnect the production wells to a given SPU (stationary production unit) are arranged so as to allow a given group of production wells to be interconnected,...  
WO/2021/118521A1
A method of constructing a plugging device can include incorporating multiple filaments into the plugging device, and coating each individual filament with a swellable material. A plugging device for use in a subterranean well can includ...  
WO/2021/113900A1
A core drill bit comprising an annular cutting member including (i) at least two cutting elements (34) including a leading face (36) facing the direction of rotation and trailing face (38) facing away from the direction of rotation; (ii)...  
WO/2021/118586A1
A system is provided that includes a dart, a pressure sensor, and a controller communicatively coupled with the sensor. The dart is disposed in a fluidic channel. The dart has a main body and a flange extending from the main body and has...  
WO/2021/118769A1
A polymeric anti-agglomerant hydrate inhibitor useful for preventing the formation of hydrate agglomerates in a multi-phase oilfield fluid may be synthesized via a condensation reaction between a cyclic anhydride and a tertiary amine-dio...  
WO/2021/116329A1
The invention relates to a device for connecting a drill pipe (39), which has radially extending locking openings (40), to the drilling drive of a drilling rig, comprising: an inner tube (10), designed to receive a free end of the drill ...  
WO/2021/119368A1
Provided is a multilateral leg bore, a multilateral junction, and a well system. The multilateral leg bore, in one aspect, includes a unitary housing having a first end and a second opposing end defining a length (L). In accordance with ...  
WO/2021/118583A1
Methods for the use of treatment fluids that include thermally responsive viscosifiers in subterranean formations are provided. In one embodiment, the methods include introducing a treatment fluid including an aqueous base fluid and a th...  
WO/2021/119251A1
Systems, methods, and apparatuses for deploying a lost circulation fabric (LCF) to seal a lost circulation zone during a drilling operation. The LCF may be contained within a lost circulation fabric deployment system (LCFDS) that is coup...  
WO/2021/116726A1
The present invention relates to a method for extracting hydrocarbons from a subterranean formation, comprising: injecting a volume of a first solution comprising polymer into the subterranean formation, the first solution having a salin...  
WO/2021/116338A1
An orientable perforating gun assembly (900) may include a gun housing (910) with a charge carrier (920) and shaped charge positioned within an interior space (916) of the gun housing (910), in fixed orientation relative to the gun housi...  
WO/2021/114519A1
A method for diagnosing an abnormality in a mine ventilation system employing real time monitoring of airflow, comprising the following steps: step 1, determining the effect of an abnormality in a ventilator in the mine ventilation syste...  
WO/2021/119247A1
Systems, methods, and apparatuses for deploying a lost circulation fabric (LCF) to seal a lost circulation zone during a drilling operation. The LCF may be contained within a lost circulation fabric deployment system (LCFDS) that is coup...  
WO/2021/118579A1
Methods for the use of treatment fluids that include thermally responsive anti-sag agents in subterranean formations are provided. In one embodiment, the methods include introducing a treatment fluid including a base fluid and an anti-sa...  
WO/2018/048867A8
This disclosure includes systems and methods for actuating hydraulically-actuated devices.  
WO/2021/119306A1
This disclosure describes systems, methods, and apparatuses for preventing wireline sticking during hydraulic fracturing operations, the system comprising: a sensor coupled to a fracking wellhead, circulating fluid line, or standpipe of ...  
WO/2021/114110A1
A fly ash chelate sampling device for a domestic waste incineration power plant, comprising an electric drill (1), a drill bit (2), and a sleeve groove (3) disposed on the drill bit (2), wherein the sleeve groove (3) has an inner tube (3...  
WO/2021/114651A1
A tunnel boring machine construction-based guide management system, comprising a control module, a bottom communication module, a data acquisition module, a data management module, a calculation analysis module, and an interface display ...  
WO/2021/118565A1
Certain aspects and features relate to a system that monitors for kick and lost circulation in the riser string of an offshore drilling rig. The system compensates for annulus outflow fluctuation induced by wave (heave) motion in order t...  
WO/2021/119329A1
Provided is a multilateral junction (MLT), a well system, and a method for forming a well system. The MLT, in one aspect, includes a y-block having a housing with a single first bore and second and third bores extending therein, the seco...  
WO/2021/115025A1
Provided is a suspended unit hydraulic apparatus for mining, comprising an oil cylinder (1), a base (2), a sealing cover (3), a lifting column body (4), a bracket body (5), a liquid storage collar (6), and a control box (30); the base (2...  
WO/2021/118861A1
Polycrystalline diamond compacts, polycrystalline diamond blanks, polycrystal line diamond cutters, and tools incorporating same for cutting, milling, grinding, drilling and other abrasive operations, particularly in metal cutting applic...  
WO/2021/119113A1
A first expandable tubular (204) is longitudinally extendable from a housing (202). The first expandable tubular is expandable to a diameter equal to an internal surface of a wellbore. A first expander (206) is configured to expand the e...  
WO/2021/119339A1
A perforating gun deployable in a wellbore includes an outer sleeve including a central passage, and a plurality of separate perforating modules receivable in the central passage of the outer sleeve, wherein each of the plurality of perf...  
WO/2021/119560A1
An initiator monitoring and actuating system includes a first power supply selectively electrically connectable to a charge initiator. The first power supply provides a current lower than an activation current of the initiator. A second ...  
WO/2021/102025A8
A power end assembly includes a crankshaft section, a crosshead section, and a connector section coupled together by one, two, or more sets of stay rods. The power end may include one or more support plates that are coupled to the cranks...  
WO/2021/119302A1
Provided is a downhole tool, a y-block, a well system, and a method for forming a well system. The downhole tool, in one aspect, includes a bottom hole assembly (BHA) having an uphole end and a downhole end, and a shroud positioned aroun...  
WO/2021/119258A1
Methods, systems, devices, and products for acoustic detection in a borehole. Apparatus embodiments comprise an acoustic sensor including a pressure transducer comprising: an interface between a fluid reservoir and a fluid body, the inte...  
WO/2021/118895A1
Disclosed are methods for drilling an oil or gas well safely and efficiently using underbalanced or near-balanced drilling techniques, wherein the primary means of pressure control is an Annular Pressure Control Diverter positioned below...  
WO/2021/118416A1
A drilling rig training simulator comprises a trainee's station having: panels simulating an activation panel of an engine and manometers of a drilling rig; taps simulating feed and discharge control of drilling fluid; and also levers an...  
WO/2021/119313A1
This disclosure presents a system, method, and apparatus for preventing fracture communication between wells, the system comprising: a sensor coupled to a fracking wellhead, circulating fluid line, or standpipe of a well and configured t...  
WO/2021/118572A1
A method of providing an underbalance in a wellbore that includes positioning a surge assembly within the wellbore; bypassing a differential chamber that extends along a portion of the length of the surge assembly when flowing fluid thro...  
WO/2021/116765A1
A threaded tubular connection which includes a pin member and a mating box member. The pin member has pin threads with stab flanks and load flanks and thread crests and thread roots which are adapted to be made-up with a mating box membe...  
WO/2021/119244A1
Systems, methods, and apparatuses for deploying a lost circulation fabric (LCF) to seal a lost circulation zone during a drilling operation. The LCF may be contained within a lost circulation fabric deployment system (LCFDS) that is coup...  
WO/2021/119613A1
A method and apparatus for patching damaged areas in a well includes a top and a bottom patching section which include an anchor/sealing member for securing the apparatus within the well. One or more extension patch sections are connecte...  
WO/2021/119356A1
Provided is a method for accessing a well system. The method, in one aspect, includes placing a multilateral junction proximate an intersection between a main wellbore and a lateral wellbore, the multilateral junction including a y-block...  

Matches 1 - 50 out of 153,282