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. 09, 2001
Filed:
Sep. 18, 1998
Applicant:
Inventors:
Laurent J. Aguesse, Paris, FR;
Jean-Pierre Chyzak, Evry-Gregy sur Yerres, FR;
Eric A. Veignat, Palaiseau, FR;
Assignee:
Schlumberger Technology Corporation, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 1/902 ;
U.S. Cl.
CPC ...
E21B 1/902 ;
Abstract
The invention provides a sinker bar for use with a hydrocarbon well apparatus connected to an operating cable through a cable head. The sinker bar includes a bar provided with a longitudinal slot. This slot is adapted to permit lateral engagement of the bar onto the cable, and to connect at one of its ends at the cable head. The bar may also be adapted to connect at its other end to a fishing head. The connection may be twist locked. The invention is applicable in particular with production logging apparatus.