124 patents
Utility
High Density Cluster Based Perforating System and Method
30 Nov 23
A perforating gun for use in a well casing, the gun having a gun carrier extending along a longitudinal axis; plural shaped charges located inside the gun carrier, in a plurality of groups, a first group being positioned in a first single plane, transverse to the longitudinal axis, and a second group being positioned in a second single plane, transverse to the longitudinal axis.
Wenbo Yang, James A. Rollins, Philip Martin Snider, John T. Hardesty, David Wesson
Filed: 5 Jun 23
Utility
Apparatus and method relating to managed pressure drilling
28 Nov 23
The integration joint assembly includes an integration joint body (10) having a through bore (16), the body being for connection with a riser system.
David Symonds, Richard Johnston, Gordon Neil Wallace, Garry Stephen
Filed: 5 Nov 19
Utility
Addressable Switch Assembly for Wellbore Systems and Method
26 Oct 23
A switch assembly, which is part of a chain of switch assemblies, includes a communication unit (CU) configured to receive, from an external controller, a fire command to activate a detonator and a computing core (CC) configured to locally make a decision whether or not to activate the detonator, after receiving the fire command to activate the detonator.
Phillip Phelps, Brad Perry, Rick Wallace
Filed: 27 Jun 23
Utility
Micro-controller-based switch assembly for wellbore systems and method
24 Oct 23
A switch assembly, which is part of a chain of switch assemblies.
Roger Archibald, Jason Ansley, Brad Perry
Filed: 8 Jun 22
Utility
Pulse based perf and wash system and method
3 Oct 23
A perf and wash system for plugging a casing and wellbore, the perf and wash system including a cleaning tool having at least one nozzle making a first angle with a longitudinal axis of the system; a perforating gun assembly having at least one shaped charge making a second angle with the longitudinal axis; and a plug connected with a first end to the cleaning tool and with a second end, opposite to the first end, to the perforating gun assembly.
Chris Chalker
Filed: 2 Oct 19
Utility
One-click contact detonator for perforating gun system
19 Sep 23
A detonator for initiating a firing of a shaped charge in a gun is configured to include a housing having first and third conducting portions and a second insulating portion, which is sandwiched between the first and third conducting portions; an initiator located fully inside the first conducting portion or the third conducting portion; a first electrical line electrically connecting the initiator to an internal wall of the third conducting portion; and a second electrical line electrically extending from the initiator to the first conducting portion, through the entire second insulating portion.
Jarrod Henry Pearson
Filed: 7 Sep 21
Utility
Addressable switch assembly for wellbore systems and method
15 Aug 23
A switch assembly, which is part of a chain of switch assemblies, includes a communication unit (CU) configured to receive, from an external controller, a fire command to activate a detonator, a voltage measuring unit configured to locally measure a voltage (V) at the switch assembly after receiving the fire command to activate the detonator, a computing core (CC) configured to locally make a decision whether or not to activate the detonator, after receiving the fire command to activate the detonator and after measuring the voltage (V), based on whether or not the measured voltage (V) at the switch assembly is larger than a threshold value.
Phillip Phelps, Brad Perry, Rick Wallace
Filed: 7 Feb 22
Utility
High density cluster based perforating system and method
8 Aug 23
A perforating gun for use in a well casing, the gun having a gun carrier extending along a longitudinal axis; plural shaped charges located inside the gun carrier, in groups of three, a first group of three shaped charges being positioned in a first single plane, transverse to the longitudinal axis, and a second group of three shaped charges being positioned in a second single plane, transverse to the longitudinal axis; and a charge holder configured to carry the plural shaped charges, the charge holder configured to be inserted into the gun carrier.
Wenbo Yang, James A. Rollins, Philip Martin Snider, John T. Hardesty, David S. Wesson
Filed: 28 Oct 21
Utility
Valve status indicator system and method
8 Aug 23
A fluid control system includes a fluid control device configured to be connected to at least one of two casing elements in a well, for controlling a fluid flow between a bore of the fluid control device and a zone located outside the casing elements; and a tracer material located within an inner chamber of a body of the fluid control device, the tracer material being uniquely associated with the fluid control device.
Dennis Roessler, John Hardesty
Filed: 12 May 22
Utility
Perforating gun system and method
8 Aug 23
A detonator block for housing a detonator has a body configured to host the detonator; the body having a first end that is configured to be attached to a sub; the body having a second end, opposite to the first end, and configured to connect to a gun; and a printed circuit board located inside the body, the printed circuit board being electrically connected to the detonator.
Terrell Saltarelli, John T Hardesty
Filed: 19 Apr 21
Utility
Connection system for a marine drilling riser
25 Jul 23
The present invention concerns a connection system 1 for a marine drilling riser 10 having one or more auxiliary lines 20, the connection system comprising: a moveable coupling member 30 having at least one first connector and at least one second connector coupled to the at least one first connector, wherein the at least one second connector is adapted for engaging with at least one connector of an auxiliary line of the marine drilling riser The connection system further comprising a control line support 18 for fixing at or adjacent an outer surface of the marine drilling riser; a control line supported by the control line support and for attachment to the moveable coupling member; and a tailing line for attachment to the moveable coupling member.
Garry Stephen, Richard Johnston, David Symonds, Gordon Wallace
Filed: 18 Sep 19
Utility
Integrated Perforating Gun and Setting Tool System and Method
20 Jul 23
An interchangeable module configured to be used in an integrated perforating gun and setting tool system, the interchangeable module having a body having a chamber, a first electrical connection located at a first end of the chamber, and a second electrical connection located at a second end of the chamber.
Robert E. Davis, Terrell Saltarelli, Jason Ansley
Filed: 10 Mar 23
Utility
Integrated Wiring Gun and Method
29 Jun 23
An improved perforating gun with novel endplates is disclosed along with a corresponding method of assembly.
John Thomas Hardesty, Terrell Saltarelli, David S. Wesson
Filed: 1 Mar 23
Utility
Perforating gun brake and set device and method
25 Apr 23
A braking and setting device is configured to slow down a movement of a tool in a well and to fix the tool relative to the well.
Terrell Saltarelli
Filed: 25 May 21
Utility
Integrated perforating gun and setting tool system and method
18 Apr 23
An interchangeable module configured to be used in an integrated perforating gun and setting tool system, the interchangeable module having a body having a chamber, a first electrical connection located at a first end of the chamber, and a second electrical connection located at a second end of the chamber.
Robert E. Davis, Terrell Saltarelli, Jason Ansley
Filed: 2 Jul 21
Utility
Integrated wiring gun and method
4 Apr 23
An improved perforating gun with novel endplates is disclosed along with a corresponding method of assembly.
John Thomas Hardesty, Terrell Saltarelli, David S. Wesson
Filed: 21 Aug 18
Utility
Valve status indicator system and method
21 Mar 23
A fluid control system includes a fluid control device configured to be connected to at least one of two casing elements in a well, for controlling a fluid flow between a bore of the fluid control device and a zone located outside the casing elements; and a tracer material located within an inner chamber of a body of the fluid control device, the tracer material being uniquely associated with the fluid control device.
Dennis Roessler, John Hardesty
Filed: 13 Feb 20
Utility
Convertible and addressable switch assembly for wellbore operations
3 Jan 23
A convertible and addressable switch assembly incudes an interface (I/O) configured to connect to a controller along a telemetry system; and a processor connected to the interface (I/O).
Roger Archibald, Brad Perry
Filed: 4 May 22
Utility
Apparatus and Method Relating to Managed Pressure Drilling (MPD) Whilst Using a Subsea RCD System
1 Dec 22
Kevin Wilson, Richard Johnston, Garry Robert Stephen
Filed: 6 Nov 20
Utility
Expandable Perforating Gun String and Method
1 Dec 22
A perforating gun string is configured to perforate a casing of a well, and the perforating gun string includes a latch mechanism configured to engage with the casing, one or more perforating guns connected with a cable to the latch mechanism, and a global cable that releasably holds together the latch mechanism and the one or more individual perforating guns.
Derek Ingraham, Philip M. Snider
Filed: 27 May 22