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:
Oct. 04, 2005
Filed:
Jan. 22, 2002
Applicant:
Giovanni Aiello, Nanterre, FR;
Inventor:
Giovanni Aiello, Nanterre, FR;
Assignee:
Compagnie du Sol, Nanterre, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V003/00 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a hollow drilling rod for transmitting information, said rod being for placing in a borehole filled with drilling mud. The rod comprises an electrically conductive cylindrical wall () having an inside face, an outside face, a first end provided with a male coupling sleeve (), and a second end provided with a female coupling sleeve (), and being characterized in that it further comprises: