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. 22, 2016
Filed:
May. 31, 2012
Applicants:
Elmar Koch, Eslohe, DE;
Sebastian Fischer, Lennestadt, DE;
Inventors:
Elmar Koch, Eslohe, DE;
Sebastian Fischer, Lennestadt, DE;
Assignee:
TRACTO-TECHNIK GMBH & CO. KG, Lennestadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 17/18 (2006.01); E21B 47/01 (2012.01); E21B 47/024 (2006.01); E21B 7/00 (2006.01); E21B 7/04 (2006.01); E21B 7/20 (2006.01); E21B 17/10 (2006.01);
U.S. Cl.
CPC ...
E21B 17/18 (2013.01); E21B 7/002 (2013.01); E21B 7/046 (2013.01); E21B 7/20 (2013.01); E21B 17/1064 (2013.01); E21B 47/01 (2013.01); E21B 47/011 (2013.01); E21B 47/024 (2013.01);
Abstract
A dual pipe rod assembly section includes an inner rod section and an outer rod section, with a probe which is arranged in the dual pipe rod assembly section, a horizontal drilling device and a probe housing. The probe is arranged in the inner rod section and rotationally coupled to the outer rod section.