Extrusion arrangement for a cryogenic cleaning apparatus
US4727687A · kind A · utility
15Cited by
13References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 1984 |
| Grant date | Mar 1, 1988 |
| Priority date | — |
| Expiry date | Dec 14, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B32/55
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Cryogenic cleaning apparatus using dry ice pellets having a pellet extruder and static means to break the extruded dry ice.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.