Roller positioning apparatus
US5809832A · kind A · utility
5Cited by
5References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 1996 |
| Grant date | Sep 22, 1998 |
| Priority date | — |
| Expiry date | Aug 29, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18648
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A semiconductor processing system, such as a system for scrubbing both sides of a wafer at the same time, that includes a brush box containment apparatus for use with highly-acidic or other volatile chemical solutions, a roller positioning apparatus and a (brush) placement device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.