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:
Aug. 15, 2000
Filed:
Jan. 23, 1998
Applicant:
Inventors:
Gary A Hazen, Houston, TX (US);
Stanley R Thomas, Houston, TX (US);
R David Mathison, Jr, Sugar Land, TX (US);
James Joseph Walulik, Houston, TX (US);
Assignee:
Schlumberger Technology Corporation, Houston, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166 651 ; 16625016 ;
Abstract
This disclosure sets out an induction logging tool enclosed in a cylindrical shell between top and bottom located end connected subs of larger diameter. The ends are larger; they define a standoff distance above a specified minimum to enable operation in a well borehole without centralizers.