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:
Jan. 02, 1990
Filed:
May. 05, 1989
Applicant:
Inventors:
Robert N Worrall, Rijswijk, NL;
Ivo P Stulemeijer, Rijswijk, NL;
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ; E21B / ;
U.S. Cl.
CPC ...
175 61 ; 175106 ; 175107 ; 175296 ; 175298 ;
Abstract
A jarring apparatus is provided for vibrating a pipe string in a borehole. The apparatus thereto generates at a downhole location longitudinal vibrations in the pipe string in response to flow of fluid through the interior of said string.
Quick Actions:
Worrall, Robert. (1990). Apparatus for vibrating a pipe string in a borehole (U.S. Patent No. 4890682). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4890682
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile