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. 14, 2020
Filed:
Mar. 24, 2016
Applicant:
Benteler Steel/tube Gmbh, Paderborn, DE;
Inventor:
Ulrich Müller, Paderborn, DE;
Assignee:
Benteler Steel/Tube GmbH, Paderborn, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/08 (2006.01); B32B 15/08 (2006.01); B32B 15/01 (2006.01); B32B 15/085 (2006.01); B32B 15/082 (2006.01); B32B 15/09 (2006.01); B32B 15/18 (2006.01); C25D 5/36 (2006.01); C25D 5/10 (2006.01); C25D 7/04 (2006.01); C25D 5/48 (2006.01); C25D 5/50 (2006.01); C23C 2/06 (2006.01); C23C 2/38 (2006.01); C23C 28/00 (2006.01); F16L 58/08 (2006.01); F16L 58/10 (2006.01);
U.S. Cl.
CPC ...
B32B 1/08 (2013.01); B32B 15/013 (2013.01); B32B 15/08 (2013.01); B32B 15/082 (2013.01); B32B 15/085 (2013.01); B32B 15/09 (2013.01); B32B 15/18 (2013.01); C23C 2/06 (2013.01); C23C 2/38 (2013.01); C23C 28/3225 (2013.01); C25D 5/10 (2013.01); C25D 5/36 (2013.01); C25D 5/48 (2013.01); C25D 5/50 (2013.01); C25D 7/04 (2013.01); F16L 58/08 (2013.01); F16L 58/1054 (2013.01);
Abstract
The present invention relates to a tube product () with a base tube () made of a steel alloy with an inner circumference surface and an outer circumference surface, wherein the base tube () has a coating system () on at least part of the circumference surfaces, which has the following layer structure: