Chemical milling apparatus
US4137118A · kind A · utility
11Cited by
3References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 27, 1977 |
| Grant date | Jan 30, 1979 |
| Priority date | — |
| Expiry date | Sep 27, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24174
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Chemical milling processes which employ a series of masking and metal removal steps. Apparatus for orbiting the workpiece in a prescribed manner about mutually perpendicular axes during the metal removal steps.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.