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Patent Searching and Data


Matches 751 - 800 out of 5,083

Document Document Title
WO/2016/116799A1
An apparatus for switching off and deviating a circulating liquid flow without water hammering, comprising an apparatus body (10) including an inlet channel (11) which is split into two outlet channels (12, 13) in which respective flow v...  
WO/2016/118291A1
A flow control system having one or more ports and one or more seals; a housing in sealing contact with the one or more seals. Diffusers placed in a fluid pathway of the flow control system. The diffusers including an inner race; an oute...  
WO/2016/114765A1
A method and apparatus that includes an elongated base pipe having an external surface at least partially defining an external region and an internal surface at least partially defining an internal region; and a pressure maintenance devi...  
WO/2016/090209A3
The invention discloses a set of valves that impart hydraulic pressure pulses at specific frequencies that provide oscillatory movement of a shuttle valve within a of a downhole tool operations. These vibrations can lead to pulses for ve...  
WO/2016/114764A1
A method and apparatus that includes an elongated base pipe having an external surface at least partially defining an external region and an internal surface at least partially defining an internal region; and a pressure maintenance devi...  
WO/2016/114766A1
A method and apparatus that includes positioning a completion string that has an internal passageway and that has an external surface that at least partially defines an external region within a wellbore; isolating a zone of the external ...  
WO/2016/111979A1
An assembly is used with a remote source of hydraulic power (120) to control flow of wellbore fluid in a drilling system. At least one choke (110A,B) is operable to control the flow of the fluid to other portions of the system. At least ...  
WO/2016/111676A1
Dry drilling fluid additives may include a dry mixture that comprises a clay stabilizing agent at about 76% to about 93% by weight of the dry mixture, a dispersant at about 3% to about 6% by weight of the dry mixture, and a surfactant at...  
WO/2016/111689A1
An electric submersible pump (ESP) system can include a shaft that includes a shaft axis; a power cable connector; an electric motor configured to receive power via the power cable connector for rotatably driving the shaft; a pump operat...  
WO/2016/111616A1
The invention relates to a cooling device (10) for cooling drilling fluids, comprising a first heat exchanger (16) for heat exchange between hot drilling fluid and a coolant passing through a closed second coolant circuit, a second heat ...  
WO/2016/107842A1
A cemented carbide for fluid handling components or a seal ring has a composition in wt %; about 7-11 Ni; about 0.5-2.5 Cr3C2; and about 0.5 - 1 Mo; and a balance of WC, with an average WC grain size greater than or equal to 4 μm.  
WO/2016/107843A1
A cemented carbide for a flow component for controlling the pressure and flow of well products includes in wt%: about 7 to about 9 Co; about 5 to about 7 Ni; about 19 to about 24 Ti C; about 1.5 to about 2.5 Cr3C2; about 0.1 to about 0.3...  
WO/2016/108810A1
Systems, computer readable medium, program code, and methods are provided for monitoring micro-electro-mechanical ("MEM") devices removed from a wellbore by a fluid flow stream. The system can include a first MEM reader and a second MEM ...  
WO/2016/108910A1
A flapper and seat assembly, and systems and methods utilizing such assembly, are disclosed. The flapper and seat assembly includes a tubular metallic seat having a bore therethrough. The tubular metallic seat is one solid unit. The flap...  
WO/2016/108908A1
A method for controlling drilling fluid properties, in some embodiments, comprises determining a predictive model for a fluid circulation system that routes drilling fluid downhole to a drill bit to remove debris from said drill bit; det...  
WO/2016/108808A1
Systems and methods are provided for monitoring micro-electro-mechanical ("MEM") devices removed from a fluid flow stream from a wellbore by a component of solids control equipment used with a drilling operation. The system can include a...  
WO/2016/108907A1
A method for regulating a downhole fluid flow rate, in at least some embodiments, comprises partitioning a fluid circulation system into a sequence of segments, the sequence including a pump segment at one end and a drill bit segment at ...  
WO/2016/108876A1
Disclosed are configurations of tools, e.g., as used in the tool strings of electrical submersible pump systems, that prevent the separation of the tool string into two disconnected units upon breaking of a tool within the tool string. I...  
WO/2016/108819A1
In a logging tool, a plurality of detectors (such as, e.g., a plurality of scintillation detector assemblies each including a scintillation crystal and associated photomultiplier tube) may be individually pressure-encased and arranged ab...  
WO/2016/105205A1
Present invention relates to a protection system for a drilling riser (8), the drilling riser extending from a floating installation to a location on a seafloor and being fluidly connected to a subsea BOP (18), where the protection syste...  
WO/2016/105346A1
A valve stem arrangement for use in an adjustable choke, the valve stem being configured to prevent damage to components of the adjustable choke during downstream overpressure conditions. The valve stem generally connects a valve gate to...  
WO/2014/110522A3
A ball seat assembly includes a tubular having a bore therethrough; an entry port in fluid communication with the bore; a plurality of exit ports in fluid communication with the entry port; a ball seat disposed in the each of the plurali...  
WO/2016/099489A1
Methods and systems for monitoring the oil to water ratio of a drilling fluid are disclosed. An example drilling fluid monitoring and handling system comprises a mud pit coupled to a fluid supply system and a fluid analysis system. The f...  
WO/2016/099485A1
An apparatus and method relating to down-hole production equipment for use in oil well environment is provided. The apparatus and method are for selectively isolating fluid flow through a production packer or other down-hole tubular devi...  
WO/2016/097967A1
A device (1) for ensuring continuous circulation in well drilling comprises a tubular body (2), having an axial channel (2) therein, with a lateral opening (3) closed by a removable plug (5). A tubular support (9) is placed in the axial ...  
WO/2016/095048A1
Well fluid containment devices and methods. A housing may be provided for positioning around a pipe. A pipe gripping surface or grappler may be mounted to the housing. The pipe gripping surface resists movement when contacted in a first ...  
WO/2016/099479A1
Various embodiments disclosed relate to a weighted composition for treatment of a subterranean formation. In various embodiments, the present invention provides a method of treating a subterranean formation. The method can include placin...  
WO/2016/099536A1
Rheological quantities, such as shear stress, can sometimes be difficult to determine under extreme temperature and pressure conditions. In contrast, the relative rheology of a fluid can often be readily determined over a range of temper...  
WO/2016/099498A1
A method of managing bottom hole assembly vibrations while drilling a wellbore including obtaining data regarding drilling parameters related to one or more drilling operations, determining if the bottom hole assembly has vibration level...  
WO/2016/099532A1
Methods including drying a crude mineral composition comprising surface active minerals ("SAM") and gangue, grinding the crude mineral composition to produce a crude mineral particulate composition comprising SAM particulates and gangue ...  
WO/2016/099547A1
A mud motor, system, and method for using same are disclosed. A mud motor can include a continuously formed power section stator housing having a first end, a second end, and an internal cavity comprising a series of stator lobes and a h...  
WO/2016/093859A1
A choke valve assembly, system, and method can be used with a drill string in a wellbore to aid in controlling the bottom hole pressure during drilling of the wellbore. The choke valve assembly can have a primary choke and one or more su...  
WO/2016/093805A1
A downhole turbine assembly includes a stator housing having one or more stator blades positioned within the stator housing and extending radially inward therefrom. A rotor shaft having a first end and a second end is rotatably positione...  
WO/2016/094474A1
In one aspect, an intelligent sensor system is adapted to monitor at least a first operating parameter of a first vessel during oil and gas exploration and production operations. The system includes a first sensor housing assembly, which...  
WO/2015/192151A3
The invention relates to a flushing system and a method of controlling feeding of flushing fluid. The flushing system (14) comprises a pump unit (15) for feeding pressurized flushing fluid to a feed duct (16) connected to a rock drilling...  
WO/2016/094480A1
In one aspect, a mud-gas separator vessel defines an internal region in which a slurry is adapted to be collected. The slurry defines a fluid level. A sensor is adapted to measure the fluid level. An electronic controller is in communica...  
WO/2016/094119A1
A drilling system (100) and a method (400) for identifying a kick are disclosed. The drilling system includes a drilling assembly (103) and a monitoring system. The drilling assembly is configured to be connected between a platform (101)...  
WO/2016/089399A1
An electric submersible pumping system for use in pumping fluids from a wellbore includes a motor that is filled with a motor lubricant, a pump driven by the motor, a thrust chamber connected between the motor and the pump, and a seal se...  
WO/2016/086287A1
A process for removing of ions from a contaminated media by applying a DC electric field between at least one anode and one cathode; wherein said process comprises the steps of: providing a treatment cell comprising: an anode chamber; a ...  
WO/2016/089352A1
A ball release tool includes a body providing a first end and a second end, and defining a flow passageway extending between the first and second ends. A ball is releasably coupled to the body at the second end. One or more flow ports ar...  
WO/2016/090128A1
Embodiments disclosed herein relate to a method including passing liquid carbon dioxide over drill cuttings carrying contaminants to form a mixture comprising liquid carbon dioxide and a portion of the contaminants; measuring a property ...  
WO/2016/089402A1
An telemetry module includes a valve assembly having a gate defining gate valve flow ports and a valve seat defining valve seat flow ports. A first solenoid assembly is arranged on a first side of the valve assembly and includes a first ...  
WO/2016/089652A1
An air/water separator (100) including a first hollow member (102) configured to receive a flow including an air and water mixture and a second hollow member (104) configured to receive the flow from the first hollow member. An exit (108...  
WO/2016/085349A1
Present invention relates to a method for discharging particulate material generated during exploration and production operations comprises allowing particulate material to enter at least one container (A) having a storage tank with a to...  
WO/2016/085891A1
A method, apparatus and system for flowing a fluid from an inlet flush nozzle onto tiered plates in a trough is provided. Material may fall from a deck in a vibratory separator, such as a shale shaker, into the trough, which is attached ...  
WO/2016/085892A1
An apparatus includes a vibratory separator having a first deck, a second deck, and a third deck, and a collection trough coupled to at least one of the first deck, the second deck and the third deck. The collection trough includes a con...  
WO/2016/057128A3
A system is described herein for performing off shore field operations. The system includes a number of process measuring devices that measure real-time process data. The system can further include a wellhead stack positioned at a sea fl...  
WO/2016/085469A1
Turbidity measurement systems and methods of using the same are described. A turbidity measurement system comprise a vessel configured to hold a wellbore fluid, wherein a permeable obstruction to flow is positioned in the vessel; a light...  
WO/2016/049486A3
Stable CNT dispersions having a combination of polymeric dispersants, including at least one first dispersant and at least one second dispersant, wherein the second dispersant is stable under saline conditions, and methods of using the C...  
WO/2016/078165A1
A simulation apparatus for natural gas hydrate formation drilling, comprising a hydrate core simulation system, a drilling system, a drilling fluid injection system, and a drilling fluid treatment system; the hydrate core simulation syst...  

Matches 751 - 800 out of 5,083