Mineral oils: processes and products – Chemical conversion of hydrocarbons – Plural serial stages of chemical conversion
Patent
1979-05-23
1981-03-10
Davis, Curtis R.
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Plural serial stages of chemical conversion
208 65, 208140, C10G 3504, C10G 3508
Patent
active
042552508
ABSTRACT:
A multiple zone catalytic reforming process in which the C.sub.5 + yield or the catalyst run length in all reaction zones downstream of the first is increased by maintaining less than 1 weight percent coke on the catalyst in the first reaction zone by adjusting the frequency of regeneration or replacement.
REFERENCES:
patent: 3470090 (1969-09-01), Carson
patent: 3496096 (1970-02-01), Kluksdahl
patent: 3556985 (1971-01-01), McCoy
patent: 4069134 (1978-01-01), Greenwood
Bosworth M. K.
Chevron Research Company
Davis Curtis R.
Newell D. A.
Stumpf W. L.
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