Method of feeding solids to a process unit
US4162957A · kind A · utility
5Cited by
6References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 20, 1978 |
| Grant date | Jul 31, 1979 |
| Priority date | — |
| Expiry date | Mar 20, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G1/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process wherein solidified coal liquefaction products with or without other solid materials can be simultaneously melted and introduced at an elevated pressure into a process unit. The melting and introduction of the coal liquefaction products with or without other solid materials into the process unit is accomplished by an extruder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.