8 patents
Utility
Oligonucleotide-containing tracer particles for subterranean applications
19 Sep 23
A tracer particle includes a silica core and a plurality of polymer-coated oligonucleotides disposed within the silica core, on a surface of the silica core, or a combination thereof.
Feng Li, Joshua Charles Falkner
Filed: 6 Mar 23
Utility
Safe firing head for deviated wellbores
2 Nov 21
A firing head for selectively activating an initiator of a downhole tool may include a housing, a pin, and a moveable stopper.
Jeffrey D. Gartz, Timothy E. Lagrange
Filed: 31 Oct 17
Utility
Perforating gun
29 Jun 21
In aspects, the present disclosure provides a perforating gun that includes a carrier tube, and a charge tube assembly.
Timothy E. LaGrange, Jeremy Ursi, Jeffrey D. Wood, Morris Stone
Filed: 11 Jul 19
Utility
Signal transfer system for activating downhole tools and related methods
2 Mar 21
A signal transfer assembly includes a signal transfer propellant assembly and a signal transfer connector tube in hydraulic communication with a signal transfer firing head.
Timothy E. LaGrange, Jeffrey Gartz, Rockford A. Linville
Filed: 5 Oct 18
Utility
System and method for analyzing subsurface core samples
2 Feb 21
The present disclosure includes a core sample analysis system that includes a portable sampling device configured to be positioned adjacent to a subsurface core sample.
Jason Michael Ashby, William Allen Wells, Jr.
Filed: 16 Nov 18
Utility
Differential pressure firing heads for wellbore tools and related methods
24 Aug 20
A firing head assembly for a well tool includes a shaft, a piston head, a biasing member, and a housing.
Timothy E. LaGrange, Jeffrey Gartz, Rockford A. Linville
Filed: 4 Oct 18
Utility
Perforating gun
3 Aug 20
A well tool (60) includes a perforating gun (108), a sealing element (130), at least one pressure sensor (150), a detector (132), a controller (152), and an anchor (134).
Timothy E. LaGrange, Ian Morrison, Jeffrey D. Wood, Jeffrey Gartz
Filed: 2 Oct 17
Utility
System and method for a self-contained lifting device
6 Jan 20
A modular lifting system, including an enclosable lifting device support structure.
Ted J. Griffin, Jr., Jason M. Ashby, Jeremy M. Bland, Derek R. Beckett
Filed: 25 Sep 16
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