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Patent Searching and Data


Matches 1 - 50 out of 7,552

Document Document Title
WO/2018/218846A1
A pumping and oil suction type petroleum packer, comprising an upper connector (1); the upper connector (1) is communicated with a center pipe (7) at the bottom of the upper connector (1); a pin (2) is provided on one side of the center ...  
WO/2018/218322A1
The present invention relates to a wet Christmas tree (ANM) (10) that is segmented into a lower safety module (04) containing the safety valves and the upper multifunctional module (02) for controlling the flow and/or pumping and/or subs...  
WO/2018/222627A1
A system has a blowout preventer (BOP) assembly with first and second BOP portions. The first BOP portion has one or more rams configured to move between a first open position and a first closed position relative to a central bore. The s...  
WO/2018/222732A1
For completing a well (10), and for performing workover or intervention operations with the well (10), a surface BOP stack (30) is coupled to the subsea wellhead (12) or a subsea tree (43) via a high pressure riser (24). The well (10) is...  
WO/2018/222071A1
The invention relates to the field of oil and gas extraction. A device for dividing a borehole into sections that are isolated from one another, comprising a hollow housing (7) mountable on a production tubing (1), an axially displaceabl...  
WO/2018/222279A2
Systems and methods for sealing a wellbore are described. The system includes a packing element configured to at least partially seal an uphole portion of a wellbore from a downhole portion of the wellbore. A first annular pressure senso...  
WO/2018/217394A1
A seal including a fluid resistive cover, a structured element disposed at an inside surface of the cover and drawable with the cover between a first position and a second position.  
WO/2018/217879A1
Systems, methods and apparatus for injecting a diluted solid chemical, a diluted highly viscous fluid, or a diluted fluidified solid for inhibiting, decreasing or preventing precipitation and/or deposition of foulants and/or contaminants...  
WO/2018/213917A1
An inner lube plug for plugging a diamond drill hole, the plug assembly comprising a body component having proximal and distal ends; a compressible plunger component attached to the distal end of the body component by attachment means; a...  
WO/2018/217703A1
A marine riser assembly (50) includes a first riser (60) having an upper end coupled to a floating offshore structure (20) and a lower end disposed subsea. In addition, the marine riser assembly includes a second riser (70) having an upp...  
WO/2018/214143A1
A construction method for plugging a dewatering well having a penetrating bottom plate in a foundation pit, comprising: manufacturing and installation of steel sleeves, tube well dewatering in each construction phase, preparation work of...  
WO/2018/215786A1
The present invention provides a downhole tool deployment assembly (1) for use in particular in oil/gas wells. The assembly comprises a heater (2) with a tubular heater body having an internal cavity configured to receive a heat source (...  
WO/2018/213918A1
An aligning apparatus may include a housing configured for arrangement about a reciprocating rod, a bore extending through the housing and having a size configured to allow the reciprocating rod to pass through the bore in a reciprocatin...  
WO/2018/218123A1
The disclosure is related to a system and method for monitoring the integrity of fluid filled connector systems. The system includes a connector with a first space and a first measurement probe. A module or a receptacle is connected to t...  
WO/2018/215857A1
A cementing stage collar comprising a body having a flow port, a group of sleeves configured to move within the body thereby selectively blocking the flow port and wherein at least one sleeve is dissolvable, and a first closing element c...  
WO/2018/213885A1
A method of limiting or reducing permeability of a matrix to liquid and/or gas inflow includes limiting inflow of water, liquid and/or gas into passages such as cavities, fissures, voids and the like, encountered in formations such as ge...  
WO/2018/212823A1
A pressure control device can include an outlet, an inlet secured to well equipment, and a swivel mechanism that permits relative rotation between the outlet and the inlet in an unlocked configuration and prevents relative rotation betwe...  
WO/2018/212768A1
In one illustrative embodiment, the ball inserter device comprises, among other things, a ball receiving opening (34) that is adapted to receive a ball (55) and a ball insertion opening (32) that is adapted to have the ball exit therefro...  
WO/2018/213367A1
A rotary drive actuator for an annular well pressure control device includes a piston having a tapered inner surface, a through bore and a threaded outer surface. A threaded sleeve having a threaded inner surface is in threaded engagemen...  
WO/2018/206922A1
A swellable conformance tool (16) comprises an internal tubular member (20), which includes a longitudinal body and a hollow bore. An external sleeve (18) circumferentially surrounds the internal tube (20). The external sleeve (18) is co...  
WO/2018/208171A1
There is described a method of suspending flow in a well, the method comprising the step of placing a first plug in a production tubular in an upper wellhead section, above a downhole safety valve, wherein the first plug is: adapted to f...  
WO/2018/205002A1
The present invention relates to a system for the recirculation of gas in air gaps of rotating machines via an ejector (10), a motor (18) and a pump (32), consisting in circulating a gas (08) extracted from a gas-extraction unit (24) whi...  
WO/2018/208493A1
An apparatus (100) for controlling fluid flow in a borehole includes a basepipe (110) and a flow device (130). The basepipe (110) has a through-bore (112) and defines at least one perforation (115). The throughbore (112) conveys the flui...  
WO/2018/208744A1
A dual bore packer features axially offset tapered thread connections so that the pressure rating and size of the connections in each of the bores can be as large as possible. This is enabled by providing as thick a wall as possible betw...  
WO/2018/206976A1
A sealing element (10) for use in a fluid-carrying pipeline (16) comprising a substantially central core (14) surrounded by a coating (12). The outer coating (12) is adapted to perform a partial extrusion through an opening (15) in a pip...  
WO/2018/204054A1
Systems and methods of forming a seal employ a robust metal sealing unit for tubulars used in rotary drilling. Specifically, eutectic alloy is used to seal a tubular to a wellbore after drilling. A downhole heater melts the alloy, allowi...  
WO/2018/204542A1
A wellhead assembly has a tubular wellhead body (11) with a wellhead axial bore (13) and a wellhead radial bore (27). A hanger (41) has a hanger axial bore (45) and a hanger radial port (47). A tube moving mechanism (35) moves a tube (29...  
WO/2018/204197A1
A sealing apparatus includes a moveable seal holder with a cavity and includes a seal assembly disposed at least partially in the cavity. The seal assembly includes a resilient seal member including a fluid-facing end with a fluid-facing...  
WO/2018/203877A1
A sealing profile protector for a subsea hydrocarbon production or processing system component includes a body having an contact surface which is configured to engage a sealing profile on the component. When the sealing profile protector...  
WO/2018/198881A1
The present invention addresses the problem of providing a well closing device capable of reducing costs and shortening a process for boring a well, and a method for temporarily closing the well by using the well closing device. This wel...  
WO/2018/200108A1
A sealing system for a flow channel comprises a mandrel; a swellable element disposed about the mandrel; and a degradable polymeric element disposed on a surface of the swellable element and configured to delay swelling of the swellable ...  
WO/2018/200407A1
Included are wellbore sealing systems and methods of use. An example wellbore sealing system comprises a rigid sealing device capable of expansion and having an exterior having holes disposed therethrough; and an expandable sealing layer...  
WO/2018/200402A1
A system operable to seal at least a portion of a well downhole from a horizontal segment of the well includes an electric wireline having a position locator for locating the position of a flow control device or leak in a tubing segment ...  
WO/2018/200289A1
A system includes an annular wellhead housing and an indicator assembly. The annular wellhead housing includes a shoulder and a first passage extending radially through the wellhead housing from an exterior surface of the wellhead housin...  
WO/2018/200341A1
A method and sealant to seal microcracks as small as 30 μm by causing methyl methacrylate combined with one or more nanoparticles to flow into the microcrack to be sealed.  
WO/2018/194735A1
A detection system includes a first sensor configured to send a first ultrasonic pulse toward an object in a blowout prevention system. The first ultrasonic pulse has a first parameter. The detection system also includes a second sensor ...  
WO/2018/195219A1
This disclosure includes embodiments of a subsea open standard (SOS) control system and methods of operating and expanding the same that are suitable for controlling subsea production equipment directly from a topsides master control sta...  
WO/2018/192747A1
The invention relates to an electrohydraulic system (7) for use under water, comprising an electrohydraulic actuator and a container (9) having an internal space (10) provided for forming a volume which is enclosed from the environment a...  
WO/2018/191783A1
The present invention relates to a system for contaminant extraction in a borehole extending from a surface of the Earth through a water permeable layer and into an underlying production zone, the system comprising: an outer casing locat...  
WO/2018/194793A1
A system for monitoring a position of a pipe joint as the pipe joint moves through a production system along a longitudinal axis of a wellbore of the production system includes an ultrasonic sensor configured to detect the pipe joint. Th...  
WO/2018/191803A1
The present invention relates to a "Tupan"-type hydraulic connector, used in seabed petroleum production and extraction operations, characterized by being capable of providing a connection between the cylindrical bodies (1) and (2) (ANM ...  
WO/2018/194769A1
An article comprising a carbon composite containing carbon microstructures having interstitial spaces among the carbon microstructures; and a binder disposed in at least some of the interstitial spaces; wherein the carbon microstructures...  
WO/2018/194927A1
Dual-walled coiled tubing assemblies are used to dispose a flow actuated pump into a wellbore. Dual-walled coiled tubing assemblies include an inner coiled tubing string and an outer coiled tubing string.  
WO/2018/194830A1
An improved flexible joint elastomer protection tool is described, which can be actuated and removed by a remote operated vehicle ("ROV"), the tool having pivot arms that can be rotated from a closed position to an open position. Rotatio...  
WO/2018/192042A1
Disclosed is an environmentally friendly capsular bag-type downhole karst cave blocking device, relating to the field of petroleum drilling, and mainly being used to block a downhole karst cave. The device comprises mechanical parts, suc...  
WO/2018/191158A1
A plug for Plug and Abandonment (P&A) operations and methods of use are described. The plug comprises a bismuth-based alloy and resin, allowing for sealing of an oil well using two different mechanisms with a shorter plug.  
WO/2018/190727A1
A wellhead arrangement (100) comprising a valve tree (2) arranged on a wellhead (1), the valve tree (2) having an isolation sleeve (3),the wellhead arrangement (100) further comprising a seal carrier (10) having at least one seal (11), t...  
WO/2018/191535A1
An extrusion ring has a base from which multiple segmented rows of rings integrally extend. Gaps in one row are offset from the adjacent row to cover any gaps. The rows gain strength from a common base that also presents relative rotatio...  
WO/2018/191204A1
A body member includes an outer engagement surface. A ring member includes inner engagement and outer surfaces. A seal member axially moves with respect to the body member in response to an applied axial force such that the outer engagem...  
WO/2018/191566A1
A connector system configured to couple a first tubular member to a second tubular member includes a body, an outer sleeve positioned circumferentially about the body, and an actuator assembly positioned within an annular space defined b...  

Matches 1 - 50 out of 7,552