Biogasification of coal to methane and other useful products
US9102953B2 · kind B2 · utility
2Cited by
181References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2010 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Dec 10, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/30
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Method of bioconversion of coal to methane, carbon dioxide, and other valuable gaseous and liquid products in a multi-step process that may include particle size reduction, separation of non-coal materials, addition of chemicals, and multi-stage anaerobic fermentation are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.