Process of scrubbing polyhydroxy phenols from gas

Details Process of scrubbing polyhydroxy phenols from gas Process of scrubbing polyhydroxy phenols from gas

1974-07-10

1978-06-27

Thomas, Jr., James O.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

260621A, C07C 3734

Patent

active

040975398

ABSTRACT:
Mono and polyvalent phenols are recovered from gasified coal by scrubbing the phenol-containing gas with water, separating the extracted phenols into a monovalent phenol rich fraction and a polyvalent phenol rich fraction and recovering the monovalent phenols separately from the polyvalent phenols by solvent extraction.

REFERENCES:
patent: 1762979 (1930-06-01), Gubelman et al.
patent: 1856690 (1932-05-01), Caswell
patent: 2199786 (1940-05-01), Dierichs et al.
patent: 2391839 (1945-12-01), Magin et al.
patent: 3203874 (1965-08-01), Somerville
patent: 3390194 (1968-06-01), Selwitz
Wett "The Oil and Gas Journal", Jun. 25, 1973, pp. 131-134.

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