Selective zeolite sorption of group V-B element hydrides and der

Details Selective zeolite sorption of group V-B element hydrides and der Selective zeolite sorption of group V-B element hydrides and der

1981-06-18

1983-08-30

Cintins, Ivars C.

Liquid purification or separation

Processes

Ion exchange or selective sorption

210660, B01D 1504

Patent

active

044015720

ABSTRACT:
A method for selectively sorbing Group V-B element hydrides and derivatives thereof from an aqueous solution containing same which comprises contacting said solution under ion-exchange conditions with a crystalline zeolite material having a pore dimension greater than about 5 Angstroms, a Constraint Index between 1 and 12 and a SiO.sub.2 /Al.sub.2 O.sub.3 mole ratio greater than 12.

REFERENCES:
patent: 3723308 (1973-03-01), Breck
patent: 3982912 (1976-09-01), Yatsurugi et al.
patent: 4130484 (1978-12-01), Marwil et al.
patent: 4329233 (1982-05-01), van Aken et al.

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