Enzymatic coal desulfurization

Details Enzymatic coal desulfurization Enzymatic coal desulfurization

1989-11-22

1992-03-10

Dees, Carl F.

Fuel and related compositions

Coal treating process or product thereof

Removal of undesirable

435282, C10L 910, C10L 912

Patent

active

050946684

ABSTRACT:
Coal is desulfurized by oxidation to convert organic sulfur moieties in the coal matrix to sulfates, and by treatment with a sulfatase to cleave the sulfates and thereby remove organic sulfur.

REFERENCES:
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patent: 4632906 (1986-12-01), Kopacz
patent: 4659670 (1987-04-01), Stevens, Jr. et al.
patent: 4808535 (1989-02-01), Isbister
patent: 4851350 (1989-07-01), Stevens, Jr. et al.
patent: 4861723 (1989-08-01), Madgavkar

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