Invention Grant
- Patent Title: Single use setting tool for actuating a tool in a wellbore
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Application No.: US16924504Application Date: 2020-07-09
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Publication No.: US11255147B2Publication Date: 2022-02-22
- Inventor: Christian Eitschberger , Robert J Staats , Joern Olaf Loehken , Denis Will , Thilo Scharf , Liam McNelis , Arash Shahinpour , Jason Schroeder
- Applicant: DynaEnergetics Europe GmbH
- Applicant Address: DE Troisdorf
- Assignee: DynaEnergetics Europe GmbH
- Current Assignee: DynaEnergetics Europe GmbH
- Current Assignee Address: DE Troisdorf
- Agency: Moyles IP, LLC
- Main IPC: E21B23/00
- IPC: E21B23/00 ; E21B23/04 ; E21B43/116

Abstract:
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. A portion of the inner piston including the piston cavity may be positioned within a central bore of an outer sleeve, and the inner piston and the outer sleeve may be slidable relative to one another. A portion of the inner piston may extend beyond an end of the outer sleeve and have a shock absorbing wedge positioned thereon, and the end of the outer sleeve may have a cutout for receiving the shock absorbing wedge. A bi-directional gas-generating power charge may be positioned in the piston cavity and include a power charge having a booster positioned in an indentation adjacent each of a first end and a second end of the power charge.
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