66 patents
Page 4 of 4
Utility
Perforating gun system and method
4 May 20
A perforating gun system having gun sections coupled together with adapters.
John T. Hardesty, Wenbo Yang, Dennis E. Roessler
Filed: 29 Nov 17
Utility
Molded tool and a method of manufacture
27 Apr 20
A molded tool is formed from a compression mold material and a corresponding method of manufacture is disclosed.
Joel L. Barlow, Joel T. Barlow, Chapman Barlow
Filed: 1 Aug 18
Utility
Wellbore plug isolation system and method
6 Apr 20
A wellbore plug isolation system and method for positioning plugs to isolate fracture zones in a horizontal, vertical, or deviated wellbore is disclosed.
Philip Martin Snider, Kevin R. George, John T. Hardesty, Michael D. Wroblicky, Nathan G. Clark, James A. Rollins, David S. Wesson
Filed: 7 Feb 18
Utility
Large-bore downhole isolation tool with plastically deformable seal and method
30 Mar 20
A downhole isolation tool for sealing a well, the downhole isolation tool including a sealing element having an internal surface that defines a bore of the downhole isolation tool.
John T. Hardesty, Michael Wroblicky, Philip M. Snider, David S. Wesson
Filed: 4 Oct 18
Utility
Debris preventing downhole air lock device and method
9 Mar 20
An air lock device for sealing a casing located inside a well, the air lock device including a body having a bore and configured to be attached with each end to the casing; a moving element located inside the bore; and a blocking element connected to the moving element, the blocking element preventing a fluid to pass through the bore of the body.
Dennis Roessler, Raymond Shaffer, Kevin George
Filed: 14 Nov 18
Utility
Perforating gun system and method
9 Mar 20
A detonator block for housing a detonator includes a body configured to host the detonator, the body having a first end that is configured to be attached to a gun assembly element, and the body having a second end, opposite to the first end, and configured to electrically connect to a gun.
Terrell Saltarelli, John T. Hardesty
Filed: 19 Sep 18