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:
Jul. 02, 1991
Filed:
Nov. 13, 1990
Applicant:
Inventor:
Jack H Cole, Ponca City, OK (US);
Assignee:
Conoco Inc., Ponca City, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V / ;
U.S. Cl.
CPC ...
181102 ; 181105 ; 181401 ; 367 25 ; 175 50 ; 73151 ;
Abstract
Apparatus for carrying and positioning seismic detector equipment down a cased borehole and which includes a three component signal detector, azimuth sensing equipment and a particular type of borehole clamping arrangement that includes a combination of serrated locking pads, a contact rod and an inflatable bladder functioning in three point contact. An apparatus results that assures an improved form of three component geophone array that is lighter, easier handled and more reliably clamped within a borehole while having the additional azimuth sensing capability.