Distillation: processes – separatory – Adding material to distilland except water or steam per se – At least two materials
Patent
1976-11-24
1977-10-11
Lutter, Frank W.
Distillation: processes, separatory
Adding material to distilland except water or steam per se
At least two materials
203 54, 203 55, 203 56, 203 58, 203 62, 203 64, 203 65, 203 66, 208358, 260674A, 260674N, 260676R, 260677A, 2606815R, B01D 334
Patent
active
040533697
ABSTRACT:
In a process of extractive distillation, the combination of operating with two liquid phases in at least the uppermost trays of the column, preferably while maintaining the column operation at substantially an optimum reflux ratio, results in increased efficiencies and minimum requirements for selective solvent.
REFERENCES:
patent: RE26255 (1967-08-01), Papadopoulous et al.
patent: 2243873 (1941-06-01), Lyman
patent: 2257283 (1941-09-01), Snow
patent: 2325379 (1943-07-01), Durrum
patent: 2416724 (1947-03-01), Whaley
patent: 2501114 (1950-03-01), Whaley
patent: 3216929 (1961-10-01), Favre
patent: 3235471 (1966-02-01), Clay
patent: 3338824 (1967-08-01), Oliver
patent: 3366568 (1968-01-01), Eisenlohr et al.
patent: 3372109 (1968-03-01), Davis et al.
patent: 3396101 (1968-08-01), Broughton
patent: 3527837 (1970-09-01), Woerner et al.
patent: 3679579 (1972-07-01), Preusser et al.
patent: 3702295 (1972-11-01), Thompson
patent: 3723256 (1973-03-01), Thompson
Sherwood & Pigford, "Absorption & Extraction", Chem. Engr. Series, 2nd. Ed., pp. 399-403, McGraw-Hill, 1952.
"Chem. Engr's Hndbk", Perry, 3rd Ed., 1950, McGraw-Hill, 1950, pp. 639-651.
"Chem Engr's Hndbk", Perry, 4th Ed., McGraw-Hill, pp. 14-40 to 14-43.
Lutter Frank W.
Phillips Petroleum Company
Sever Frank
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