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Weatherford International (WFRD)

Utility
Completion system apparatus
6 Sep 22
A completion system apparatus having a body comprising a throughbore and lateral flow ports for providing access through a wall of the body and a valve arrangement including a first, uphole, valve assembly and a second, downhole, valve assembly.
Mark Presslie, Andrew Franklin, Paul Day
Filed: 8 Feb 19
Utility
Pressure operated apparatus and method
9 Aug 22
A downhole apparatus comprises a piston mounted within a bore and being reconfigurable from a lock configuration to an unlock configuration in response to a pressure sequence applied within the bore.
Stephen Reid, Ian Jaffrey
Filed: 22 Jun 20
Utility
Perforating apparatus
7 Jun 22
An apparatus comprises perforating guns, bypass, and isolator mechanism.
Neil Anderson, Michael Ronson
Filed: 8 Apr 20
Utility
Downhole fluid control apparatus
1 Mar 22
A downhole fluid control apparatus comprises first and second conduits for providing communication between a pressure source and a downhole device, and a valve provided within a housing and configurable between a first configuration in which the first and second conduits are in pressure communication via the valve, and a second configuration in which the first and second conduits are isolated from each other.
Stephen Reid
Filed: 17 May 18
Utility
Method and apparatus for washing an annulus
1 Mar 22
Some examples of the present disclosure relate to a method for washing an annulus that at least partially surrounds a casing in a well.
Neil Anderson, Michael Ronson
Filed: 19 Nov 18
Utility
Downhole apparatus
11 Jan 22
A downhole apparatus comprises a housing, a seat mounted in the housing and configured to receive an object such that the object may engage and axially move the seat to operate the downhole apparatus, and a moveable barrier located on one axial side of the seat such that when an object is engaged with the seat a volume is defined between the object and the moveable barrier, wherein the moveable barrier permits said volume to be moved within the apparatus to allow the object to axially move the seat.
Michael John Maclurg
Filed: 28 Sep 18
Utility
Screens
9 Dec 21
A screen assembly, such as a downhole/sand screen assembly, comprising first and second screen portions or screens longitudinally coupled together, wherein there is provided a fluid flow path between the first and second screen portions or screen.
Stephen Reid, Andrew McGeoch, Matthew Manning, Daniel George Purkis
Filed: 25 Aug 21
Utility
Downhole apparatus
10 Aug 21
A knife for performing a downhole cutting operation includes two spaced-apart blades positioned respectively at a trailing side and leading side of the knife.
Graeme Foubister
Filed: 13 Apr 18
Utility
Antenna for downhole communication
1 Jun 21
An antenna 200, 300, 400 and associated systems 1400, 1500 and methods of use of an antenna 200, 300, 400 in downhole communication or detection.
Hugh Clarkson
Filed: 20 Dec 17
Utility
Downhole Apparatus
20 May 21
A downhole apparatus comprises a housing, a seat mounted in the housing and configured to receive an object such that the object may engage and axially move the seat to operate the downhole apparatus, and a moveable barrier located on one axial side of the seat such that when an object is engaged with the seat a volume is defined between the object and the moveable barrier, wherein the moveable barrier permits said volume to be moved within the apparatus to allow the object to axially move the seat.
Michael John Maclurg
Filed: 28 Sep 18
Utility
Apparatus and method for downhole data acquisition and or monitoring
18 May 21
An apparatus (10) for downhole data acquisition and/or monitoring is configured to be disposed within a completion (12) and comprises a hanger (36) configured to latch into a control line spool (38), a retrofit valve (40) for location within the subsurface safety valve (16) of the completion (12), and a sensing arrangement (42) including an optical fiber line (44).
Martin Oliphant, Keith Adams
Filed: 18 Jul 17
Utility
Downhole Anchor
18 Mar 21
An anchoring apparatus for use in a wellbore, comprises at least one movable wall engaging member for engaging a wall of a wellbore, wherein the at least one movable wall engaging member is movable from a retracted position to an expanded position to engage the wall, and from the expanded position to a retracted position to disengage the wall.
Philip CG Egleton, Stephen Reid
Filed: 30 Nov 20
Utility
Downhole Apparatus
18 Feb 21
Downhole apparatus is provided for location in a fluid-filled bore, such as a well bore.
Derrick Docherty, Stephen Reid
Filed: 15 Feb 19
Utility
Downhole anchor
16 Feb 21
An anchoring apparatus (110) for use in a wellbore, comprises at least one movable wall engaging member (120) for engaging a wall of a wellbore, wherein the at least one movable wall engaging member (120) is movable from a retracted position to an expanded position to engage the wall, and from the expanded position to a retracted position to disengage the wall.
Philip C G Egleton, Stephen Reid
Filed: 14 Oct 15
Utility
Apparatus and Methods for Use in Wellbore Packing
4 Feb 21
An apparatus for use in a well borehole packing operation takes the form of a downhole packer and comprises a body and a seal member.
Stephen Reid
Filed: 16 Oct 20
Utility
Screens
12 Jan 21
A screen assembly, such as a downhole/sand screen assembly, comprising first and second screen portions or screens longitudinally coupled together, wherein there is provided a fluid flow path between the first and second screen portions or screen.
Stephen Reid, Andrew McGeoch, Matthew Manning, Daniel George Purkis
Filed: 16 Jul 18
Utility
Method of and Apparatus for Determining Component Weight and/or Volume Fractions of Subterranean Rock
6 Jan 21
Component weight and/or volume fractions of subterranean rock are determined.
James Anthony Whetton
Filed: 28 Apr 20
Utility
Downhole screen assembly
4 Jan 21
A screen assembly, such as a downhole/sand screen assembly, comprising first and second screen portions or screens longitudinally coupled together, wherein there is provided a fluid flow path between the first and second screen portions or screen.
Stephen Reid, Andrew McGeoch, Matthew Manning, Daniel George Purkis
Filed: 2 Jan 19
Utility
Completion System Apparatus
9 Dec 20
A completion system apparatus having a body comprising a throughbore and lateral flow ports for providing access through a wall of the body and a valve arrangement including a first, uphole, valve assembly and a second, downhole, valve assembly.
Mark Presslie, Andrew Franklin, Paul Day
Filed: 7 Feb 19
Utility
Methods of and apparatuses for improving log data
7 Dec 20
Disclosed herein is method of computing formation attributes from acoustic measurements in a borehole.
Peter Adrian Spencer Elkington, Said Assous, Laurence Linnett
Filed: 28 May 14
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