Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking
Reexamination Certificate
2005-01-11
2005-01-11
Sample, David (Department: 1755)
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Cracking
C208S034000, C208S135000, C585S407000, C585S446000, C585S475000, C585S533000, C585S638000, C585S671000, C585S733000
Reexamination Certificate
active
06841063
ABSTRACT:
The present invention relates to a new crystalline zeolite SSZ-53 prepared by using phenylcycloalkylmethyl ammonium cations as structure directing agents.
REFERENCES:
patent: 4610854 (1986-09-01), Zones
patent: 5441721 (1995-08-01), Valyocsik
patent: 5939044 (1999-08-01), Nakagawa et al.
patent: 6464956 (2002-10-01), Elomari
patent: 6475463 (2002-11-01), Elomari et al.
patent: 20020085976 (2002-07-01), Elomari
patent: WO-9629284 (1996-09-01), None
Chevron U.S.A. Inc.
Sample David
Sheridan Richard J.
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