Method of treating surfaces
US4576837A · kind A · utility
4Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 1985 |
| Grant date | Mar 18, 1986 |
| Priority date | — |
| Expiry date | Mar 19, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23G5/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The method of treating a surface chemically by exposing the surface to a treating gas at high pressure for a time during which a surface reaction occurs, and then reducing the pressure of the gas for a time and removing reaction byproducts and then continuing the cycles of high pressure and low pressure until the surface reaction is completed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.