Ion-exchange agent and use thereof in extracting heavy metals fr

Details Ion-exchange agent and use thereof in extracting heavy metals fr Ion-exchange agent and use thereof in extracting heavy metals fr

1988-09-08

1991-12-10

Dees, Carl F.

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

Zeolite or clay, including gallium analogs

And additional al or si containing component

423328, B01J 2018

Patent

active

050718045

ABSTRACT:
A novel ion-exchange agent, an aluminum-enriched analogue to the zeolite chabazite, hereinafter "Al-Chab" is disclosed. The Al-Chab is used in processes for recovering precious metals from aqueous solutions or for removing toxic heavy metals from contaminated aqueous streams.

REFERENCES:
patent: 2865867 (1958-12-01), Van Dyke et al.
patent: 4345946 (1982-08-01), Tu et al.
patent: 4513091 (1985-04-01), Chang et al.
Zeolite Chemistry and Catalysis, Jule A. Rabo, ACS Monograph 171, Wash., D.C., 1976, pp. 33-35.
Zeolite Molecular Sieves, Breck, John Wiley & Sons, N.Y., 1974, pp. 554-558.

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