Patent · US Active

Method for producing a heat exchanger

US11377741B2 · kind B2 · utility

0Cited by

6References

19Claims

0Family size

Assignee

Mahle International GmbH · DE

Inventors

Peter Englert · Bad Friedrichshall, DE
Thomas Gebauer · Gestringen, DE

Key dates

Filing date	Apr 24, 2018
Grant date	Jul 5, 2022
Priority date	—
Expiry date	Jun 7, 2039

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF28F2245/02
WIPO fieldSurface technology, coating
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.