Methods and composition for cleaning a heat transfer system having an aluminum component
US8216383B2 · kind B2 · utility
18Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2010 |
| Grant date | Jul 10, 2012 |
| Priority date | — |
| Expiry date | Jul 6, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/44
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein is a method and treatment system for rapid cleaning and protecting of automotive cooling systems containing controlled atmosphere brazed aluminum heat exchangers. The method and treatment system can optionally include a conditioning (passivating) step. The treatment system can comprise three different parts: (1) cleaner or cleaning solution; (2) conditioner or conditioning solution; and (3) compatible CAB aluminum protective heat transfer fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.