Method and apparatus for discharging slag from gasification...

Details Method and apparatus for discharging slag from gasification... Method and apparatus for discharging slag from gasification...

2006-12-13

2009-11-24

Michener, Jennifer K (Department: 1795)

Gas: heating and illuminating

Processes

Coal

C422S232000, C048S06200R, C048S077000

Reexamination Certificate

active

07621972

ABSTRACT:
A method and device for evacuating ash and slag from reactors for pressure gasification of fuels, said fuels including coals of various ranks, cokes or ash-containing liquids or liquid-solid suspensions, at pressures between ambient pressure and 80 bar at gasification temperatures ranging between 800 and 1,800° C. There is a water circuit for loosening the deposited slag between a gasification chamber downstream of which there is mounted a quench chamber to which there is connected a slag lock hopper. Circuit water is supplied to the upper and lower part of the quench chamber.

REFERENCES:
patent: 4465496 (1984-08-01), Suggitt
patent: 4 109 231 (1992-09-01), None
patent: 41 09 231 (1992-09-01), None
patent: 196 08 093 (1997-09-01), None
patent: 0 545 241 (1993-06-01), None
patent: 0 545 241 (1993-06-01), None

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