Chemistry: physical processes – Physical processes – Crystallization
Patent
1973-09-13
1976-06-29
Wolk, Morris O.
Chemistry: physical processes
Physical processes
Crystallization
23288E, 26068348, B01J 100, B01J 808, C07C 354
Patent
active
039664171
ABSTRACT:
An apparatus comprising a substantially upright vessel having the following sections: a lower acid from hydrocarbon alkylate effluent settling section, an intermediate section containing a riser conduit equipped with contacting elements, perforate disks which may be spaced apart or other means, and an upper settling section having means for introducing high purity HF therein for downflow through said riser counter-currently to the upflowing alkylate, means for removing settled alkylate from said upper settling section, and means for removing acid containing alkyl fluorides from said lower settling section.
REFERENCES:
patent: 2165490 (1939-07-01), Kranz
patent: 3499734 (1970-03-01), Newman et al.
patent: 3598542 (1971-08-01), Carson et al.
Phillips Petroleum Company
Turk Arnold
Wolk Morris O.
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