Method and device for cleaning solid elements
US5643367A · kind A · utility
13Cited by
2References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 15, 1995 |
| Grant date | Jul 1, 1997 |
| Priority date | — |
| Expiry date | Nov 15, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C33/72
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and device for cleaning solid elements such as glass making moulds. The moulds are cleaned by first removing greases or organic materials and then cleaning by photo-ablation by a laser impact of at least a portion of the surface of the moulds. The two steps may be repeated.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.