The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 05, 2007
Filed:
May. 01, 2003
Applicants:
Gerald D. Pedersen, Houston, TX (US);
David E. Hirth, Pasadena, TX (US);
Inventors:
Gerald D. Pedersen, Houston, TX (US);
David E. Hirth, Pasadena, TX (US);
Assignee:
Weatherford/Lamb, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 23/01 (2006.01);
U.S. Cl.
CPC ...
Abstract
Embodiments of the present invention relate to hydraulic tools which may be used to set a liner top packer and/or may be used to resist the lifting forces of cementing pack-offs. One embodiment of a tool string for use in wellbore operations comprises a hydraulic anchor assembly adapted to prevent axial movement of the tool string and a hydraulic packer actuator assembly adapted to set a packer.
Quick Actions:
Pedersen, Gerald. (2007). Hydraulic tools for setting liner top packers and method for cementing liners (U.S. Patent No. 7225870). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7225870
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile