B - Operations – Transporting – 01 – J
Patent
B - Operations, Transporting
01
J
252/16, 23/186
B01J 29/06 (2006.01) C01B 33/34 (1990.01)
Patent
CA 1305601
F-4216 DEALUMINATION OF ALUMINOSILICATE ZEOLITES ABSTRACT In a method of removing tetrahedral aluminum from an aluminosilicate zeolite, the zeolite is treated with an aqueous fluorosilicate solution which reacts with tetrahedral aluminum in said zeolite to produce water-insoluble aluminum fluoride. In addition, during or after aluminum removal, the zeolite is contacted with an aqueous solution containg a water-soluble fluoride capable of reacting with the insoluble aluminum fluoride to produce a water-soluble species.
558607
Han Scott
Shihabi David S.
Han Scott
Kirby Eades Gale Baker
Mobil Oil Corporation
Shihabi David S.
LandOfFree
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