Cryogenic cooling of pneumatically transported solids
US4479362A · kind A · utility
9Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1982 |
| Grant date | Oct 30, 1984 |
| Priority date | — |
| Expiry date | Dec 10, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B40/0683
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention is an improved process for cooling cement which comprises injecting liquid nitrogen into a pneumatic transport line used to convey the cement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.