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:
Apr. 21, 2026
Filed:
Oct. 23, 2023
Applicant:
Tracto-technik Gmbh & Co. KG, Lennestadt, DE;
Inventor:
Tobias Klein, Lennestadt, DE;
Assignee:
TRACTO-TECHNIK GmbH & Co. KG, Lennestadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/02 (2006.01); E21B 47/13 (2012.01);
U.S. Cl.
CPC ...
E21B 17/028 (2013.01); E21B 47/13 (2020.05);
Abstract
The invention relates to a two-conductor system for earth boring rod sections for forming a boring string for an earth boring device, wherein the two-conductor system has an insulated composite made of a first conductor and a second conductor, and the first and second conductors are each exposed at one end from the composite in a connection direction, and at least a section of an exposed end of one of the conductors is surrounded on the circumference by an inner and an outer insulation sleeve.