Coal gasification process with inhibition of quench zone pluggin

Details Coal gasification process with inhibition of quench zone pluggin Coal gasification process with inhibition of quench zone pluggin

1988-07-13

1989-04-25

Favors, Edward G.

Liquid heaters and vaporizers

Industrial

Waste heat

48210, 110229, 165133, 165180, 122DIG13, F22D 100

Patent

active

048237418

ABSTRACT:
A process for the gasification of coal to produce synthesis gas is disclosed, the process being characterized by passage of product gas stream containing sticky or molten particles upward from the gasification zone and quenching of the product gas stream and particles in a quench zone coated or lined internally with boron nitride.

REFERENCES:
patent: 4022591 (1977-05-01), Staudinger
patent: 4306506 (1981-12-01), Rotter
patent: 4350103 (1982-09-01), Poll
patent: 4402764 (1983-09-01), Clark et al.
patent: 4458607 (1984-07-01), Schoeber et al.
patent: 4501777 (1985-02-01), Rose
patent: 4550765 (1985-11-01), Bhojwahi et al.
patent: 4685427 (1987-08-01), Tassen et al.
patent: 4733055 (1988-03-01), Cunningham
Coal Gasifier Wall Protection System; Dale M. Slaughter, Nyserda, 80-5; Apr. 1980.
Coal Gasifier Wall Protection System-Slag Shedding Technique; D. Marshall, Nyserda, 82-36; Dec. 1982.

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