Apparatus for determination of slag tap blockage
US4889540A · kind A · utility
5Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 23, 1989 |
| Grant date | Dec 26, 1989 |
| Priority date | — |
| Expiry date | May 23, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10J2300/1223
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method and apparatus for determining blockage of a coal gasification slag tap by observing changes in the pressure differential across a diaphragm seal located within an annulus formed by a pressurized vessel and a gasifier contained therewithin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.