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:
Mar. 27, 2001
Filed:
Oct. 31, 1997
Applicant:
Inventor:
Harrison C. Smith, Anna, TX (US);
Assignee:
Halliburton Energy Services, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 3/00 ;
U.S. Cl.
CPC ...
G01V 3/00 ;
Abstract
An electromagnetic pickup apparatus (,) and method for use of the same is disclosed. The apparatus (,) comprises a probe (,) that is insertable into a bore hole (,) or a trench (,) and a conductive backfill composition (,) that substantially surrounds the probe (,) having intimate contact with the probe (,) and the earth, thereby establishing a highly electrically conductive region (,) between the probe (,) and the earth.