Apparatus to provide dry ice in different particle sizes to an airstream for cleaning of surfaces
US6824450B2 · kind B2 · utility
16Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 10, 2003 |
| Grant date | Nov 30, 2004 |
| Priority date | — |
| Expiry date | Dec 10, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB24C1/003
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Apparatus and method for producing and metering dry ice pellets and particles selectively from the same apparatus with out modification, by appropriate reversal of a production wheel and accompanying selection of dry ice in the form of block or of pellets for a supply to the production wheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.