Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking
Reexamination Certificate
2005-09-13
2005-09-13
Johnson, Christina (Department: 1725)
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Cracking
C208S118000, C502S064000, C502S065000, C502S068000, C502S073000, C502S079000
Reexamination Certificate
active
06942784
ABSTRACT:
Zeolite microsphere FCC catalysts having a novel morphology comprising a porous matrix and crystallized zeolite freely coating the walls of the pores of the matrix. The catalysts are formed from microspheres containing a metakaolin and an alumina source other than kaolin having a high pore volume.
REFERENCES:
patent: 2656250 (1953-10-01), Thibon et al.
patent: 2915475 (1959-12-01), Bugosh
patent: 3533962 (1970-10-01), Cosgrove
patent: 3586523 (1971-06-01), Fanselow et al.
patent: 3647718 (1972-03-01), Haden et al.
patent: 3944482 (1976-03-01), Mitchell et al.
patent: 4310441 (1982-01-01), Alafandi et al.
patent: 4493902 (1985-01-01), Brown et al.
patent: 4499197 (1985-02-01), Seese et al.
patent: 4631262 (1986-12-01), Altomare
patent: 4965233 (1990-10-01), Speronello
patent: 5023220 (1991-06-01), Dight et al.
patent: 5182243 (1993-01-01), Brown et al.
patent: 5304526 (1994-04-01), Laine et al.
patent: 5306417 (1994-04-01), Cheng et al.
patent: 5395809 (1995-03-01), Madon et al.
patent: 5547564 (1996-08-01), Cheng et al.
patent: 6069012 (2000-05-01), Kayser
patent: 6165351 (2000-12-01), Laine et al.
patent: 6403526 (2002-06-01), Lussier et al.
patent: 6451200 (2002-09-01), Lussier et al.
patent: 6656347 (2003-12-01), Stockwell et al.
patent: 6673235 (2004-01-01), Harris et al.
patent: 6696378 (2004-02-01), Gibson et al.
patent: 6716338 (2004-04-01), Madon et al.
patent: 2003/0089640 (2003-05-01), Madon et al.
Belding, W. A. and Rigge, R.J., “Pore Volume Control in Alumina Catalyst Supports,”Nov. 21, 1983, Kaiser Aluminum & Chemical Corporation.
Brown Stephen H.
Ryu Ji-Yong
Stockwell David M.
Engelhard Corporation
Johnson Christina
Keller Raymond F.
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