Coal gasification process
US3963457A · kind A · utility
15Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 8, 1974 |
| Grant date | Jun 15, 1976 |
| Priority date | — |
| Expiry date | Nov 8, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/129
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An improvement in the Koppers-Totzek coal gasification system comprises the step of adding cool and clean recycle gas to the product gas as it leaves the gasifier unit, thereby eliminating the use of water sprays to quench the product gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.