Gasification of coal

Details Gasification of coal Gasification of coal

C - Chemistry, Metallurgy

10

J

48/4

C10J 3/30 (2006.01) C10J 3/32 (2006.01) C10J 3/82 (2006.01)

Patent

CA 1238189

ABSTRACT OF THE DISCLOSURE A fixed bed dry bottom coal gasifies has a cylindrical wall providing a gasification chamber for gasifying coal in a coal bed to produce synthesis gas as well as to produce ash in an ash bed below the coal bed. It also has a coal lock above the chamber, and which has a more-or-less centrally located coal discharge opening leading into the chamber. It still further has a gas outlet leading from the chamber at a high level, an ash discharge outlet leading from the chamber at a low level, and discharge means for discharging ash from the chamber via the ash discharge outlet. The gasifies includes a first coal distributor located in the gasification chamber below the coal discharge opening of the coal lock, and a second coal distributor located below the first coal distributor and spaced with clearance therefrom. The second coal distributor is adapted to distribute coal passing from the first coal distributor into the space below the first distributor.

495899

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