Coal gasification method using coal powder

Details Coal gasification method using coal powder Coal gasification method using coal powder

1986-04-24

1988-01-26

Kratz, Peter

Gas: heating and illuminating

Processes

Coal and water

48203, 48206, 48DIG4, C10J 354

Patent

active

047215143

ABSTRACT:
A coal gasification method using coal powder introduced along with oxygen or air and steam, into a reaction chamber, supplies the char produced in the reaction chamber or the char and coal, along with oxygen or air and steam is introduced into a combustion chamber, formed in lower part of the reaction chamber and burns in the combustion chamber to maintain the temperature therein at about 1,600.degree. C., and forms the high temperature region of the reaction chamber into an agglomerated bed of fluidized coal having a temperature between 900.degree. and 1,300.degree. C.

REFERENCES:
patent: 2633417 (1953-03-01), Gornowski et al.
patent: 2677603 (1954-05-01), Van Loon
patent: 2803530 (1957-08-01), Ludeman
patent: 3454383 (1969-07-01), Pirsh et al.
patent: 3884649 (1975-05-01), Matthews
patent: 3927996 (1975-12-01), Knudsen et al.
patent: 4229289 (1980-10-01), Victor
Lowry, Chemistry of Coal Utilization vol. II, p. 1634, 1945, John Wiley & Sons.

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