Combustion method producing low levels of pollutants and apparat

Details Combustion method producing low levels of pollutants and apparat Combustion method producing low levels of pollutants and apparat

1994-03-30

1995-03-14

Favors, Edward G.

Furnaces

Process

Treating fuel constituent or combustion product

110245, 110263, 110345, 110347, F23B 700

Patent

active

053968492

ABSTRACT:
A method for combusting a fossil material so as to produce an exhaust stream having a low level of pollutants. The fossil material is introduced into a fluidized bed combustor which is operated at a temperature of at least approximately 1775.degree. F. to produce a partially cleansed exhaust stream having a low level of N.sub.2 O. SO.sub.2 is removed from the partially cleansed exhaust stream outside of the fluidized bed combustor to produce a cleansed exhaust stream having a low level of SO.sub.2. An apparatus is provided for performing the method of the invention.

REFERENCES:
patent: 4843981 (1989-07-01), Goldbach et al.
patent: 4845942 (1989-07-01), Schemenau et al.
patent: 4928635 (1990-05-01), Shelor
patent: 5163374 (1992-11-01), Rehmat et al.

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