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WO/2020/146656A1 |
A method for controlling pressure in a well includes pumping fluid into a riser extending between a drilling vessel and a wellhead, pumping fluid out of the riser to the drilling vessel by operating a first jet pump disposed in a conduit...
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WO/2020/142182A1 |
A blasthole guard may include a conduit and a cap. The conduit is sized and shaped to allow a hose to pass through. The cap comprises a funnel that narrows to an open end of the conduit. A slot continuously extends from the conduit throu...
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WO/2020/139317A1 |
A system for and method of use with a downhole tool that includes a tubular with a fluid flow path therethrough for flowing a fluid and a housing coupleable to a downhole portion of the tubular. A fluid-driven motor assembly is included ...
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WO/2020/132545A1 |
A drilling rig (10) and methods are provided for using multiple types of drilling when installing geothermal systems. The drilling rig can perform sonic drilling such as percussive sonic drilling and a type of non-sonic drilling. Control...
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WO/2020/132007A1 |
A high pressure injection flushing head includes a flushing body comprising an upper body portion, and a lower body portion coupled to the upper body portion. The upper body portion and the lower body portion cooperate to define a bore. ...
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WO/2020/130921A1 |
The present invention relates to a method for determining the position of a mining and/or construction machine (100), the method comprising: determining presence of a first marker (M1-M4) and a second marker (M1- M4) in the surroundings ...
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WO/2020/132097A1 |
Disclosed is a downhole tool and method suitable for geosteering within a lateral formation. The downhole tool includes a gamma sensor for monitoring gamma radiation within the lateral formation. The method provides for monitoring of the...
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WO/2020/124279A1 |
The tunnelling equipment corresponds to equipment designed for horizontal drilling into rock at a diameter greater than 152.4 mm (6") and a length over 10 m, based on redesigning existing equipment designed for drilling long subhorizonta...
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WO/2020/131098A1 |
A cam system for use with a rotary steerable system, the cam system includes a housing, a cam positioned at least partially within the housing, and a solid cam shaft engaged with the cam and positioned at least partially within the housi...
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WO/2020/124235A1 |
A method of horizontal directional drilling is provided. The proposed method utilizes directional drilling in which boreholes are arranged in a pattern such that the surface area of extraction is maximized. The pattern can be achieved us...
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WO/2020/119691A1 |
Disclosed is an advancing hydraulic control system for a drilling jumbo, the system comprising a hydraulic pump (2), an advancing oil cylinder (16), and a multi-way reversing value (3) used for controlling the reversing of the advancing ...
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WO/2020/123043A1 |
Methods and apparatus for releasing a downhole tool of a BHA from a whipstock in a wellbore include a latch release mechanism disposed on a whipstock. The latch release mechanism has a latch actuator and a latch member. The latch actuato...
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WO/2020/122930A1 |
An extendable member diagnostic assembly determines performance of one or more components of a rotary steerable system. Based on the determined performance, an operation can be altered, such as a drilling operation. Performance may be ba...
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WO/2020/119671A1 |
Provided is a directional drilling device, same at least comprising a fixing sleeve (1) and a deflection control mechanism, wherein a drive shaft assembly (2) is arranged in the fixing sleeve (1) in a penetrating manner; the drive shaft ...
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WO/2020/121212A1 |
According to a first aspect of the invention there is provided a cutter head arrangement comprising a cutter head portion including a (substantially cylindrical) cutter head side wall to define a chamber (or cavity) surrounded by the cut...
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WO/2020/118140A1 |
Systems and methods for managing equipment in a workspace such as an oil rig are disclosed. Objects are given zones which are physically larger than the objects. A monitoring system is capable of monitoring the objects and the zones for ...
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WO/2020/113311A1 |
A steering pad apparatus for a rotary steerable system is provided. The steering pad apparatus comprises a base comprising one or more base lugs, each of the base lugs defining a respective axial hole therein. The apparatus further compr...
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WO/2020/115484A1 |
Apparatus for boring in a bore hole, comprises: one or more conveying means (20a, 20b, 26, 16, 15a, 15b); for the or each conveying means, a plurality of cutting means (24). The or each conveying means is arranged to move the respective ...
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WO/2020/112988A1 |
A core tube handling device can be used with exploratory drilling rigs. The device can include a slew arm mounted on the rig's mast and a pivot arm mounted on the slew arm. When the slew arm is adjacent to the mast, clamping devices on t...
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WO/2020/109890A1 |
A method is described for automated post-geosteering including receiving a pilot well log and a lateral well log with an initial lateral well path (10); performing automated post-geosteering to generate a corrected well path image; and d...
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WO/2020/108093A1 |
Disclosed is a full fracture surface tunneling machine using high speed particle impact to break rock, solving the problems in the prior art such as abnormal wear and increasing replacement frequency of the hob as well as easy damage of ...
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WO/2020/112745A1 |
Provided, in one aspect, is a windowed deflector assembly. The windowed deflector assembly according to this aspect includes a tubular housing, the tubular housing having a window there through, a wrap covering the window, and a deflecto...
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WO/2020/103825A1 |
A rock drilling vehicle control method and a rock drilling vehicle. The method comprises: determining, according to a pre-imported borehole distribution blueprint, a current hole to be drilled, and controlling a robotic arm device (300) ...
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WO/2020/102310A1 |
A rotary steerable drilling assembly for directional drilling includes a driveshaft rotatably disposed in a driveshaft housing, a bend adjustment assembly coupled to the driveshaft housing, a bearing mandrel coupled to the bend adjustmen...
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WO/2020/101666A1 |
A tunnel boring machine including a propulsion system, an enclosure carried by the propulsion system, and a torch support structure carried by the enclosure. The torch support structure can include a primary disc mounted on a rotatable s...
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WO/2020/097695A1 |
A method of mining comprising the steps of introducing a mining head into a borehole fracturing the ore with the mining head and extracting the fractured ore through a borehole to a location remote from the mining head.
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WO/2020/098415A1 |
A high-voltage pulse discharge and mechanical combined rock breaking-based novel boring machine, comprising a main boring machine and rear supporting equipment. A front end of the main boring machine is provided with a cutter head cutter...
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WO/2020/102359A1 |
Provided is a downhole vibrating tool comprising an interconnected power section, axial shock assembly and lateral vibration assembly wherein the power section comprising a rotor and a stator, the rotor comprising a plurality of lobes an...
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WO/2020/092559A1 |
Systems and methods for drilling a borehole are disclosed. In an embodiment, the system includes a drill bit and a plasma inducing apparatus coupled to the drill bit. The plasma inducing apparatus is configured to generate plasma.
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WO/2020/092746A1 |
A method for forming a seal boot includes forming a stack of discrete, non-intertwined layers by layering a sheet of elastomeric material with a fabric; rolling the stack to form a tube; installing the tube within a mold; closing the mol...
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WO/2020/092759A1 |
A boring method is provided and can include directing a laser beam at an exposed face of a bulk target in a longitudinal direction. The laser beam can be configured to liquefy and/or gasify the target within the laser beam. The method ca...
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WO/2020/091883A1 |
A bottom hole assembly for use in a wellbore includes a whipstock; a downhole tool coupled to the whipstock; and a cleaning tool coupled to the downhole tool for cleaning a portion of a wall of the wellbore, wherein the downhole tool is ...
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WO/2020/089697A1 |
An example system includes a laser tool (42) configured for downhole movement. The laser tool includes an optical assembly configured to shape a laser beam for output. The laser beam may have an optical power of at least one kilowatt (1 ...
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WO/2020/087762A1 |
A novel bore well casing and a large-wellbore multi-branch well rapid drilling and completion method using same. The casing comprises a casing wall and a plurality of sand control devices (7) spaced apart on the casing wall; each sand co...
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WO/2020/087084A1 |
A friction reducing tool (FRT) for reciprocating a drill string, the FRT including an outer housing having a central axis, a first end, a second end opposite the first end, and a passage extending axially from the first end to the second...
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WO/2020/086066A1 |
A multi-service mobile platform is enabled for various different types of well servicing, including jointed pipe service, coiled tubing service, snubbing service, and wireline service. The multi-service mobile platform may be installed u...
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WO/2020/086067A1 |
A multi-service mobile platform is enabled for various different types of well servicing, including jointed pipe service, coiled tubing service, snubbing service, and wireline service. The multi-service mobile platform may be installed u...
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WO/2020/085945A1 |
A programmable universal probe comprises a housing having a controllable electrical power source installed therein to provide the assemblies of the probe with a supply voltage, a controller which includes a system of accelerometer sensor...
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WO/2020/079152A1 |
Process for producing aqueous polyacrylamide concentrates by polymerizing an aqueous solution comprising at least acrylamide thereby obtaining an aqueous polyacrylamide gel, comminuting said aqueous polyacrylamide gel and mixing it with ...
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WO/2020/079124A1 |
Process for producing aqueous polyacrylamide compositions by polymerizing an aqueous solution comprising at least acrylamide thereby obtaining an aqueous polyacrylamide gel, comminuting said aqueous polyacrylamide gel and mixing it with ...
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WO/2020/080973A1 |
A method of combined tracking of the well drilling process includes the following steps: obtaining input data of the well under development, including inclinometer data, data from a well geophysical survey and core data; obtaining loggin...
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WO/2020/079119A1 |
Method of providing aqueous polyacrylamide concentrates, wherein the process comprises preparing the concentrates at a location A by radically polymerizing an aqueous monomer solution comprising at least water and 1% to 14.9 % by weight ...
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WO/2020/078623A1 |
The invention relates to a method and to a device for dismantling geothermal probes (3), wherein a probe body (30), consisting of a probe line (31) and solidified insulating filling (32), is reamed by means of a drilling device (1), whil...
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WO/2020/076875A1 |
A drilling rig mobility system moves a drilling rig or similar structure in an oilfield or similar environment and includes independently controllable positioning shoes attaching to the drilling rig and controlable through separate and c...
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WO/2020/077065A1 |
A method of drilling a wellbore that traverses a formation, the method comprising the steps of inserting a one- stage drilling tool into the wellbore, the one- stage drilling tool comprising a laser head configured to produce a drilling ...
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WO/2020/072276A1 |
Disclosed are methods for transmitting data to a downhole tool. The methods include the option of confirming receipt and implementation of the transmitted data by the downhole tool. The disclosed methods utilize changes in RPM of the too...
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WO/2020/052351A1 |
A horizontal directional drilling rig, comprising a walking portion (1), a drill frame (2), a first support portion (3), and a second support portion (4). The drill frame (2) is disposed on the walking portion (1). The first support port...
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WO/2020/055911A1 |
A system and method for optimizing drilling with a votary steerable system may monitor downhole signals associated with vibrational loads along a drill string during drilling. A downhole controller at a rotary steerable bottom-hole adapt...
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WO/2020/049102A1 |
A downhole wellbore treatment system for and a method of treating an inner surface (FT) of a wellbore (W) is provided. The system comprises an elongate conduit (50) such as a flexible hose (50) for conveying treatment fluid from the surf...
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WO/2020/049473A1 |
The subject of the invention is a jet-system pipe laying procedure, characterized in that during drilling a driving medium containing water or water and air is transported from the driving medium container (5) by the pressure unit (1) in...
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