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:
Jul. 05, 2022
Filed:
Apr. 24, 2018
Applicant:
Mahle International Gmbh, Stuttgart, DE;
Inventors:
Peter Englert, Bad Friedrichshall, DE;
Thomas Gebauer, Oestringen, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 22/46 (2006.01); F28F 13/18 (2006.01); C23C 22/78 (2006.01); C23G 1/00 (2006.01); C23G 1/12 (2006.01); C23C 22/56 (2006.01); F28F 21/08 (2006.01); F28D 21/00 (2006.01); F28F 19/02 (2006.01);
U.S. Cl.
CPC ...
C23C 22/46 (2013.01); C23C 22/56 (2013.01); C23C 22/78 (2013.01); C23G 1/00 (2013.01); C23G 1/125 (2013.01); F28F 13/18 (2013.01); F28D 2021/0043 (2013.01); F28F 19/02 (2013.01); F28F 21/084 (2013.01); F28F 2245/02 (2013.01);
Abstract
A method for producing a heat exchanger having at least one cooling line with a lightweight metal base through which a water-based coolant can flow may include passivating a surface of the at least one cooling line, which is in contact with the coolant, before the at least one cooling line is filled with the coolant.