79 patents
Page 2 of 4
Utility
Perforating gun system with electrical connection assemblies
21 Mar 23
Components for a perforation gun system are provided including combinations of components that facilitate electrically linking multiple perforation guns to one another with wireless electrical contacts.
Frank Haron Preiss, Liam McNelis, Eric Mulhern, Thilo Scharf, David C. Parks, Christian Eitschberger
Filed: 5 Mar 20
Utility
Selective untethered drone string for downhole oil and gas wellbore operations
28 Feb 23
According to some embodiments, devices, systems, and methods for autonomously or semi-autonomously conveying downhole oil and gas wellbore tools and performing downhole oil and gas wellbore operations are disclosed.
Christian Eitschberger, Andreas Robert Zemla, Liam McNelis, Thilo Scharf, Shmuel Silverman, Arash Shahinpour, Gernot Uwe Burmeister
Filed: 12 Apr 19
Utility
Single use setting tool for actuating a tool in a wellbore
14 Feb 23
A single use setting tool and associated method for actuating a tool in a wellbore may include an inner piston having a piston proximal end, a piston distal end, and a piston annular wall that defines a piston cavity.
Christian Eitschberger, Dimitri Riesen, Thilo Scharf, Arash Shahinpour, Robert J Staats, Joern Olaf Loehken, Denis Will, Liam McNelis, Jason Schroeder
Filed: 21 Jul 21
Utility
Inspection tool for a perforating gun segment
14 Feb 23
An inspection tool and associated methods for testing physical and electrical properties of a perforating gun and sending the perforating gun to a wellbore site with at least one of an electrical property and a dimension that has been previously verified.
Christian Eitschberger, Stefan Volberg
Filed: 27 Jan 21
Utility
Initiator head assembly
10 Jan 23
An initiator head assembly may include a body and an electrical contact component positioned proximal to the body.
Christian Eitschberger
Filed: 25 Jun 21
Utility
Tandem seal adapter for use with a wellbore tool, and wellbore tool string including a tandem seal adapter
3 Jan 23
A tandem seal adapter (TSA) for use with a wellbore tool may include a TSA body including a first end and a second end opposite the first end in an axial direction, a bore extending through the TSA body from the first end to the second end, an electrical contact assembly provided within the bore, the electrical contact assembly being configured to provide electrical connectivity through the bore.
Frank Haron Preiss, Thilo Scharf, Liam McNelis, Eric Mulhern, David C. Parks, Christian Eitschberger
Filed: 31 Aug 20
Utility
Perforating gun module with monolithic shaped charge positioning device
13 Dec 22
A perforating gun module may include a gun housing including a housing chamber and a shaped charge positioning device provided in the housing chamber.
Christian Eitschberger, Gernot Uwe Burmeister, Thilo Scharf
Filed: 29 Jan 21
Utility
Perforating gun assembly with performance optimized shaped charge load
15 Nov 22
Disclosed embodiments may relate to perforating gun assemblies configured for use in unconventional wells, for example in rock formations with low permeability.
Christian Eitschberger, Liam McNelis, Thilo Scharf
Filed: 23 Jul 21
Utility
Closure member and encapsulated slotted shaped charge with closure member
8 Nov 22
A shaped charge closure member for encapsulating a slotted shaped charge is described.
Liam McNelis, Arash Shahinpour, Joerg Mueller, Frank Haron Preiss
Filed: 16 Feb 21
Utility
Delivery system
1 Nov 22
A drone conveyance system for deploying drones into an oil or gas wellbore is described.
Christian Eitschberger
Filed: 16 Oct 20
Utility
Modular perforating gun system
25 Oct 22
A modular, stackable charge holder for a perforating gun assembly.
Christian Eitschberger
Filed: 16 Dec 20
Utility
Wellhead launcher system and method
6 Sep 22
A drone conveyance system and a wellhead receiver for deploying drones into an oil or gas wellbore includes a platform, a drone magazine, a platform receiver, a conveyance, and a wellhead receiver.
Christian Eitschberger, Liam McNelis, Thilo Scharf, Andreas Robert Zemla, Shmuel Silverman
Filed: 2 Jul 20
Utility
Automated drone delivery system
6 Sep 22
A drone conveyance system and a wellhead receiver for deploying drones into a wellbore is described.
Christian Eitschberger, Liam McNelis
Filed: 2 Jun 20
Utility
Hydraulic underbalance initiated safety firing head, well completion apparatus incorporating same, and method of use
9 Aug 22
A firing head assembly is described.
Frank Haron Preiss, Eric Mulhern
Filed: 16 Nov 20
Utility
System and method for navigating a wellbore and determining location in a wellbore
9 Aug 22
Devices, systems and methods for navigating and determining the location of downhole oil and gas wellbore tools are disclosed.
Andreas Robert Zemla, Thilo Scharf, Liam McNelis, Christian Eitschberger, Shmuel Silverman
Filed: 12 Aug 19
Utility
Conductive detonating cord for perforating gun
12 Jul 22
A detonating cord for using in a perforating gun includes an explosive layer and an electrically conductive layer extending around the explosive layer.
Frank Haron Preiss, Liam McNelis, Thilo Scharf, Christian Eitschberger, Bernhard Scharfenort
Filed: 21 Oct 20
Utility
Contoured liner for a rectangular slotted shaped charge
5 Jul 22
According to the exemplary disclosed embodiments, contoured, curvilinear liners for a rectangular slotted shaped charge are described.
Liam McNelis, Arash Shahinpour, Joerg Mueller, Joern Olaf Loehken
Filed: 28 May 19
Utility
Exposed ballistic transfer with encapsulated receiver booster
5 Jul 22
According to some embodiments, devices, systems, and methods of connecting and sealing against the introduction of liquids a receiver booster and a detonating cord in an exposed perforating gun are disclosed.
Joern Olaf Loehken
Filed: 3 Dec 18
Utility
Shaped charge liner, shaped charge for high temperature wellbore operations and method of perforating a wellbore using same
24 May 22
A shaped charge liner having a plurality of metal powders including at least one high purity level metal having a purity level of at least about 99.5%.
Joern Olaf Loehken, Liam McNelis
Filed: 7 Sep 18
Utility
Alignment sub and orienting sub adapter
24 May 22
An alignment sub may include a first sub body part rotatably coupled to a second sub body part.
Eric Mulhern, Christian Eitschberger
Filed: 19 Mar 21