Simplified method for cleaning production tools used for metal forming
US7727337B2 · kind B2 · utility
8Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2006 |
| Grant date | Jun 1, 2010 |
| Priority date | — |
| Expiry date | Jan 11, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F1/42
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Chemical method of cleaning metallic residue from forming tools utilizing the application of a caustic material including base or mild acid to the tool for a short period of time. The caustic material is held in substantially fixed relation for a period of time to dislodge the metallic residue followed by neutralization or removal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.