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Patent Searching and Data


Matches 701 - 750 out of 142,252

Document Document Title
WO/2018/075722A1
Examples of techniques for geomechanical risk and hazard assessment and mitigation are disclosed. In one example implementation, a method may include generating, by a processor, a geomechanical model for a location for drilling a borehol...  
WO/2018/075596A1
A hydraulic circuit (38, 54) may be used for controlling a plurality of hydraulic implements (36, 50, 52). The hydraulic circuit (38, 54) may include a first directional valve (66), a second directional valve (64), and a relief valve. A ...  
WO/2018/075914A1
Apparatus for allowing ventilation for underground tunnels through a ventilation shaft opening to atmosphere yet preventing underground flooding from surface waters pouring through the grate comprises an assembly that fits within the ven...  
WO/2018/075056A1
A system includes a logging tool assembly having a geochemical logging tool with a neutron source and a gamma ray detector, wherein the geochemical logging tool collects formation property measurements as a function of position in a bore...  
WO/2018/075055A1
A pump fluid end includes a body that defines a plunger bore and a working fluid bore that intersects the plunger bore to form a cross bore. A packing bore is defined in the plunger bore and includes a packing sleeve bore, a taper relief...  
WO/2018/072019A1
Sealing/locking rod safety clamp systems and components are provided. In some embodiments, the systems can comprise a locking rod clamp, a lockable drive motor shaft, and locking shaft rams. Methods of use of sealing/locking rod safety c...  
WO/2018/075267A1
A system including a subsea module, a tool hanger, and an in-well tool string coupled to and extending from a lower portion of the tool hanger is provided. The subsea module includes a subsea spool with a main bore formed therethrough, a...  
WO/2018/075046A1
Microseismic-event data can be corrected (e.g., to reduce or eliminate bias). For example, a first distribution of microseismic events that occurred in a first area of a subterranean formation can be determined. The first distribution ca...  
WO/2018/075037A1
The disclosed embodiments include a power and data delivery system for downhole gauges of a well. The power and data delivery system includes a three-phase power supply coupled to a power cable to supply power to a downhole motor positio...  
WO/2018/075010A1
A system, method, and rotating control device (RCD) for monitoring a condition of a sealing element engageable with a body of the RCD. The system comprises a riser assembly, the RCD body, the sealing element, a latch assembly, a measurem...  
WO/2018/075991A1
A bearing housing for a bottomhole assembly of a downhole tool includes an upper bearing housing, lower bearing housing, and a driveshaft. The upper bearing housing and lower bearing housing include a bore defining a bore longitudinal ax...  
WO/2018/074989A1
A method for performing a fracturing operation in a subterranean formation of a field. The method includes obtaining, during the fracturing operation, distributed optical fiber data from a downhole sensor of a treatment well in the subte...  
WO/2018/071159A1
An evaporative cooling apparatus may include a heat transfer module having a vapor passage in fluid communication with a liquid refrigerant in a first container and a heat absorbing module having a drawing liquid selected to absorb the l...  
WO/2018/070977A1
An optical device provided to interrogate a fluid sample. The optical device includes a light source configured to provide an light, an optical interface configured to allow the light to pass through to interact with the fluid sample, an...  
WO/2018/068818A1
The invention relates to a drilling crown (11) for the drilling, more particularly the rotary-percussive drilling, of a hole, more particularly of a tap hole of a melting furnace. The drilling crown (11) has a drilling head (10) comprisi...  
WO/2018/071002A1
Acoustic characterization and mapping of flow from a perforation zone of a well. As a wireline probe containing acoustic sensors moves through the well, the acoustic sensors record acoustic pressure measurements of flow for each perforat...  
WO/2018/069366A1
The present invention relates to a drill pipe expansion assembly (1) for expansion of a completion component (3) located at a fixed position in a well (4) having a longitudinal axis (5), the drill pipe expansion assembly comprising an ex...  
WO/2018/071658A1
The integrity of a well is evaluated using a non-invasive and lower cost screening system and method. The system and method identify whether well integrity has degraded and whether there is a clear break in the casing (100) of a well, a ...  
WO/2018/071378A1
The present disclosure relates generally to methods and systems for production of hydrocarbons from various subsurface formations such as hydrocarbon containing formations. In particular, certain embodiments relate to using a closed loop...  
WO/2018/071140A1
An apparatus for use in a wellbore is disclosed that in one non-limiting embodiment includes a housing including a first location having a first inside dimension and a second location having a second inside dimension that is larger than ...  
WO/2018/071097A1
This invention relates to a protective net for catching falling rocks in a railway or roadway tunnel, said protective net is composed of p-aramid fibers and is free of metal wire. The present protective net has high electrical insulating...  
WO/2018/069685A2
A circulation test tool and method of performing a circulation test in a wellbore during single-trip casing cutting and removal. An anchor mechanism, a mechanical-set retrievable packer and a cutting mechanism allow gripping and cutting ...  
WO/2018/069710A1
A sealing device for sealing a free end of a generally tubular object, the sealing device comprising: a main body comprising either a sleeve which may, when the sealing device is engaged with the free end of a generally tubular object, s...  
WO/2018/071193A1
subsea well production system includes a subsea boost pump (33) coupled with a subsea tree conduit (19) having a subsea tree conduit valve (29). boost pump outlet conduit (43) connects between a discharge (41) of the boost pump and an ou...  
WO/2018/071020A1
A downhole drilling system is disclosed. The downhole drilling system may include a pulse-generating circuit electrically coupled to a power source to provide power at a frequency, the pulse-generating circuit comprising an input stage t...  
WO/2018/068147A1
A downhole acoustic transmitter has a piezoelectric transducer, an enclosure in which the piezoelectric transducer is housed, a transducer preload means which applies a selected compressive force against the transducer such that a mechan...  
WO/2018/069696A1
There are described downhole devices, methods and other apparatus, which may be used to generate energy, monitor fluids and/or provide control signals or otherwise trigger for actuation. The devices, methods, etc. may provide improved au...  
WO/2018/071738A1
A hydraulic fracturing system that includes a fixed-speed gas turbine assembly (18) having a gas generator and power turbine, both mounted to a semi-trailer. The system further includes a hydraulic pump (28) mounted to the semi-trailer a...  
WO/2018/070999A1
A downhole tool that includes a tubular member having a first interior passageway, wherein the first interior passageway defines a first surface having a first internal diameter and a second recessed surface having a second internal diam...  
WO/2018/070875A1
The invention relates to a pore pressure monitoring device, for use in geotechnical engineering, adapted to be deployed underground for monitoring pore-water pressure in the ground, comprising a pressure sensor cavity (2) and a pressure ...  
WO/2018/071028A1
A power generation system for a drilling tool includes a turbine, an alternator, a converter and a first active rectifier control (ARC). The turbine is adapted to be driven by a fluid flow in a well. The alternator is coupled to the turb...  
WO/2018/071291A1
An apparatus for gripping a tubular includes a body. A slip carrier is coupled to an inner surface of the body. The slip carrier is configured to pivot between an open position and a closed position. A tubular is configured to be introdu...  
WO/2018/068362A1
Disclosed is a deep-sea mining system (100), comprising a transport ship (110) shuttling on the surface of the sea, an undersea self-propelled floating body (120), a seabed mobile delivery station (130) and a seabed mineral collection ma...  
WO/2018/071122A1
An anchor and seal system including a slip, a cone in radially expanding communication with the slip, an element in loadable communication with the cone, and a pusher configured to radially displace the element to reside on an element re...  
WO/2018/070879A1
A steel lattice tower structure for supporting minimum offshore facilities, which is formed by two parts twisted 45 deg. with respect to each other, the upper and lower parts having respectively vertical and battered legs, connected to e...  
WO/2018/069685A3
A circulation test tool and method of performing a circulation test in a wellbore during single-trip casing cutting and removal. An anchor mechanism (20), a mechanical-set retrievable packer (22) and a cutting mechanism (18) allow grippi...  
WO/2018/070976A1
Provided are methods and systems for treating a fracture. An example method comprises providing a treatment fluid comprising a solubilized polyester and a water- miscible solvent; dispersing the treatment fluid into an aqueous fluid; whe...  
WO/2018/068968A1
The invention relates to a drill pipe comprising a first section with a first wall thickness, a second section adjacent to one end of the drill pipe, with a second wall thickness different from the first wall thickness, and a third secti...  
WO/2018/070861A1
The method for producing an aqueous-phase, seawater-based polymer fluid according to the present invention, with high performance at high temperatures for drilling onshore and offshore wells, called SPAT®, aims at producing in each of i...  
WO/2018/071885A1
This disclosure includes apparatuses and methods for coupling one or more auxiliary lines to a subsea well control assembly.  
WO/2018/071029A1
Systems and methods are provided for analyzing isotopes of a gas from a wellbore to determine geological information associated with the wellbore. A drill device can be used to drill rocks or particles in a wellbore, which can cause a ga...  
WO/2018/070860A1
The polymeric sea water-based fluid containing potassium chloride for onshore and offshore well drilling, and for drilling clayey formations in onshore wells and offshore wells, is produced via the process according to the invention, and...  
WO/2018/070972A1
The invention relates to mining and can be used for the dilatancy torpedoing of a wellbore. The present method includes placing a torpedo in a wellbore at the boundaries of a producing formation, said torpedo containing an explosive deck...  
WO/2018/069683A1
A well bore integrity test tool (10) and method of pressure integrity testing a well bore by performing positive and negative pressure tests in a well bore in multiple locations in the well and on the same trip as other operations in the...  
WO/2018/068154A1
-42- ABSTRACT A well abandonment tool comprising an elongate housing extending between top and bottom ends locatable within a wellbore having a longitudinal pumping 5 cylindrical bore therein. The apparatus further comprises a wellbore s...  
WO/2018/071357A1
A method includes varying a temperature of a treatment fluid. The treatment fluid is pumped into the first wellbore as part of a fluid diversion process or a fluid treatment process after the temperature of the treatment fluid is varied....  
WO/2018/071171A1
A thread form for a threaded connection comprising a plurality of threads, wherein at least a portion of each of the threads comprise a root having a root radius that extends from a point central to the root and having planar flanks exte...  
WO/2018/071342A1
A shaped charge comprising a case, a liner positioned within the case, and an explosive filled within the case. The liner is shaped with a subtended angle ranging from 100° to 120° about an apex, a radius, and an aspect ratio such that...  
WO/2018/068866A1
The invention relates to an operation arrangement and a method for operating a mobile haulage arrangement for continuously conveying fragmented material in a conveying direction. The operation arrangement comprises a first and a second o...  
WO/2018/070998A1
A digital telemetry system can be calibrated to improve data communication. A receiver can receive a modulated signal with a predetermined sequence of transmitted symbols. A processing device can be communicatively coupled to the receive...  

Matches 701 - 750 out of 142,252