Ammoniated silica-alumina gel and catalyst containing the same a

Details Ammoniated silica-alumina gel and catalyst containing the same a Ammoniated silica-alumina gel and catalyst containing the same a

1979-06-01

1980-12-09

Gantz, Delbert E.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252440, 252455R, 252455Z, 423118, 423328, 423329, B01J 2724, B01J 2702, B01J 2906, C01B 3326

Patent

active

042383617

ABSTRACT:
This invention relates to hydrothermal treatment of silica-alumina cogels resulting in a reduction in the NH.sub.4 content of the gel and the generation of a gamma crystal phase and the employment of such gels as cracking catalysts.

REFERENCES:
patent: 3346512 (1967-10-01), Gladrow et al.
patent: 3423332 (1969-01-01), Moher et al.
patent: 3437604 (1969-04-01), Micholko
patent: 3536604 (1970-10-01), Joffe
patent: 3551509 (1970-12-01), Thomas et al.
patent: 4085069 (1978-04-01), Alofandi et al.
patent: 4139493 (1979-02-01), Mickelson
patent: 4142995 (1979-03-01), Alofandi et al.

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