Method for producing methane by catalytic gasification of coal and device thereof
US9000056B2 · kind B2 · utility
1Cited by
0References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2010 |
| Grant date | Apr 7, 2015 |
| Priority date | — |
| Expiry date | Mar 11, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10K1/026
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a gasifier comprising a syngas generation section, a coal methanation section and a syngas methanation section in the order from bottom to top. The invention also relates to a process for preparing methane by catalytically gasifying coal using such a gasifier. Optionally, the gasifier is additionally provided with a coal pyrolysis section above the syngas methanation section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.