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:
Nov. 10, 2015
Filed:
Jul. 19, 2012
Applicant:
Mariusz Thomas Zientarski, Edmonton, CA;
Inventor:
Mariusz Thomas Zientarski, Edmonton, CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/12 (2012.01); H04B 13/02 (2006.01);
U.S. Cl.
CPC ...
E21B 47/12 (2013.01); E21B 47/122 (2013.01); H04B 13/02 (2013.01);
Abstract
A well-bore downhole data logging signal transmission apparatus having: a signal transmitter at a drill bit on a drill string; a receiver at a drill bore head, a generator places a carrier current on the drill string with the drill bit; the transmitter places signal pulses; the receiver senses the pulses; the pulses have a duration less than 10 ms.