Multiple cleaning processes in a single tank
US9177601B1 · kind B1 · utility
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26References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2013 |
| Grant date | Nov 3, 2015 |
| Priority date | — |
| Expiry date | May 7, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B3/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Methods of cleaning workpieces are described. One method includes performing both a sonication cleaning operation and a rinse cleaning operation within a single cleaning tank. Another cleaning method described includes the use of cross flow of cleaning liquid within a cleaning tank while performing a rinse clean. The cleaning method includes the oscillation of one or more workpieces in the cleaning tank to perform the rinse clean.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.