Process for producing granulated activated carbon

Details Process for producing granulated activated carbon Process for producing granulated activated carbon

1997-06-23

1999-11-02

Bos, Steven

Catalyst, solid sorbent, or support therefor: product or process

Solid sorbent

Free carbon containing

502434, 502418, 423445R, B01J 2002

Patent

active

059770163

ABSTRACT:
Granulated activated carbon is produced by an improved process which involves carbonizing pellets of a styrene-divinyl benzene copolymer matrix with concentrated sulfuric acid at temperatures up to at least 750.degree. C., followed by activation at temperatures of 800.degree. C. to 900.degree. C.

REFERENCES:
patent: 4024290 (1977-05-01), Layton
patent: 4040990 (1977-08-01), Neely
patent: 4265768 (1981-05-01), Beasley et al.
patent: 4582939 (1986-04-01), Perozzi et al.
patent: 5166123 (1992-11-01), Agvi et al.

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