79 patents
Page 3 of 4
Utility
Unibody gun housing, tool string incorporating same, and method of assembly
24 May 22
A perforating gun housing includes a housing wall extending between a first housing portion defining a chamber, and a second housing portion defining a bore.
Christian Eitschberger, Arash Shahinpour, Gernot Uwe Burmeister, Thilo Scharf
Filed: 27 Aug 20
Utility
Weight module for use in wellbore tool string
26 Apr 22
Disclosed embodiments relate to weight modules for use in a wellbore tool string.
Christian Eitschberger, Thilo Scharf
Filed: 30 Jun 21
Utility
Electronic initiation simulator
19 Apr 22
An electronic initiation system for use with a firing panel may include an input connector, a plurality of electronic ignition circuits (EICs) operably coupled together in series, and an indicator operably coupled to an output of each EIC of the plurality of EICs.
Christian Eitschberger, Sascha Thieltges, Frank Graziola
Filed: 31 Aug 20
Utility
Electrical connector
5 Apr 22
An electrical connector may include a connector body and a first electrical contact provided at a first end of the connector body.
Christian Eitschberger
Filed: 16 Mar 20
Utility
Fluid-disabled detonator and perforating gun assembly
29 Mar 22
A detonator for use with perforating gun assemblies is presented.
Arash Shahinpour, Andreas Robert Zemla, Christian Eitschberger
Filed: 18 Jul 19
Utility
Unibody gun housing, tool string incorporating same, and method of assembly
15 Mar 22
A perforating gun housing includes a housing wall extending between a first housing portion defining a chamber, and a second housing portion defining a bore.
Christian Eitschberger, Arash Shahinpour, Gernot Uwe Burmeister, Thilo Scharf
Filed: 27 Aug 20
Utility
Single use setting tool for actuating a tool in a wellbore
22 Feb 22
A single use setting tool and associated method for actuating a tool in a wellbore may include an inner piston with an annular wall defining a piston cavity.
Christian Eitschberger, Robert J Staats, Joern Olaf Loehken, Denis Will, Thilo Scharf, Liam McNelis, Arash Shahinpour, Jason Schroeder
Filed: 9 Jul 20
Utility
Perforating system with an embedded casing coating and erosion protection liner
22 Feb 22
A shaped charge liner may include an apex portion and a skirt portion extending from the apex portion.
Joern Olaf Loehken, Liam McNelis, Bernd Fricke
Filed: 29 Mar 21
Utility
High shot density charge holder for perforating gun
15 Feb 22
A holder for shaped charges is shown and described.
Joern Loehken
Filed: 6 Nov 18
Utility
Tandem seal adapter, adapter assembly with tandem seal adapter, and wellbore tool string with adapter assembly
18 Jan 22
An adapter assembly for use with a wellbore tool string may include a tandem seal adapter (TSA) comprising a TSA body extending along an axial direction and a collar comprising a collar body formed in a substantially annular shape and extending in the axial direction.
Christian Eitschberger
Filed: 22 Feb 21
Utility
Electronic ignition circuit
4 Jan 22
An electronic ignition circuit for use with a fuse head may include a microcontroller; a firing capacitor operably coupled to the fuse head; a voltage measuring circuit operably coupled to the microcontroller and configured to measure a voltage across the firing capacitor; and a switch operably coupled to the microcontroller, the switch being provided in series with the fuse head and a ground.
Andreas Robert Zemla, Sascha Thieltges, Frank Graziola
Filed: 30 Jan 20
Utility
Reverse burn power charge for a wellbore tool
21 Dec 21
A power charge and method for actuating a wellbore tool with a power charge.
Liam McNelis
Filed: 28 May 20
Utility
Firing head assembly, well completion device with a firing head assembly and method of use
7 Dec 21
A firing head assembly for use with a perforating gun is described.
Frank Haron Preiss
Filed: 19 Dec 18
Utility
Firing head and method of utilizing a firing head
16 Nov 21
A firing head assembly may include a tubular housing; a valve slidably disposed within the tubular housing; a lock mandrel disposed in the tubular housing between the valve and the tubular housing second end; a firing pin holder disposed in the tubular housing between the lock mandrel and the tubular housing second end; an engagement mechanism operably contacting the lock mandrel and the firing pin holder latch.
Thomas Ryan Brady
Filed: 26 Nov 19
Utility
Perforation gun components and system
21 Sep 21
Components for a perforation gun system are provided including combinations of components including a self-centralizing charge holder system and a bottom connector that can double as a spacer.
David C. Parks, Frank Haron Preiss, Liam McNelis, Eric Mulhern, Thilo Scharf
Filed: 14 Mar 18
Utility
Initiator head assembly
3 Aug 21
An initiator head assembly may include a body and an electrical contact component positioned proximal to the body.
Christian Eitschberger
Filed: 28 Apr 20
Utility
Inspection tool for a perforating gun segment
6 Jul 21
An inspection tool and associated methods for testing physical and electrical properties of a perforating gun segment, wherein the perforating gun segment is received in a perforating gun segment holder positioned between a first connecting portion and second connecting portion.
Christian Eitschberger, Stefan Volberg
Filed: 6 Feb 20
Utility
Perforating gun system and method of use
6 Jul 21
According to some embodiments, a shaped charge inlay includes an upper edge that extends inward and horizontal to an edge of a shaped charge casing associated with a shaped charge.
Joern Olaf Loehken, Denis Will, Bernd Fricke, Atakan Sever
Filed: 28 Jan 19
Utility
Detonation activated wireline release tool
1 Jun 21
A detonator activated wireline release tool is provided for use in geological well operations that enables the wireline cable to be easily released from tool string equipment upon activation of a detonator housed within the release tool.
Eric Mulhern, Thilo Scharf
Filed: 9 Apr 19
Utility
Closure member and encapsulated slotted shaped charge with closure member
23 Mar 21
A shaped charge closure member for encapsulating a slotted shaped charge is described.
Liam McNelis, Arash Shahinpour, Joerg Mueller, Frank Haron Preiss
Filed: 9 Nov 18