Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking
Reexamination Certificate
2005-04-19
2005-04-19
Griffin, Walter D. (Department: 1764)
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Cracking
C208S134000, C208S137000, C585S407000, C585S446000, C585S510000, C585S643000, C585S648000
Reexamination Certificate
active
06881323
ABSTRACT:
The present invention relates to new crystalline zeolite SSZ-54 prepared using a templating agent comprising N-isopropyl ethylenediamine, or a mixture of 1-N-isopropyl diethylenetriamine and isobutylamine, and processes employing SSZ-54 in a catalyst.
REFERENCES:
patent: 6475463 (2002-11-01), Elomari et al.
patent: 6676923 (2004-01-01), Zones et al.
U.S. Appl. No. 10/187,136, filed Jun. 28, 2002, Reynolds.
Szostak, Handbook of Molecular Sieves, Van Nostrand Reinhold, 1992, pp. 538-542.
Chevron U.S.A. Inc.
Griffin Walter D.
Nguyen Tam M.
Sheridan Richard J.
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