Gas separation – Means within gas stream for conducting concentrate to collector
Patent
1977-11-14
1981-08-04
Spitzer, Robert H.
Gas separation
Means within gas stream for conducting concentrate to collector
55 51, 55 55, 26034676, B01D 1900
Patent
active
042820138
ABSTRACT:
In a reduced-pressure process for distilling crude maleic anhydride recovered by separation from an organic absorbent wherein reduced pressure is obtained using a liquid ring-seal vacuum pump, the improvement which comprises sealing the liquid ring-seal vacuum pump by circulating a maleic anhydride absorbent from a regenerating zone through the vacuum pump chamber.
REFERENCES:
patent: 2574644 (1951-11-01), Landau
patent: 3045716 (1962-07-01), Morgan et al.
patent: 3261847 (1966-07-01), Sullivan
patent: 3818680 (1974-06-01), Marquis
patent: 3891680 (1975-06-01), Katsumoto et al.
patent: 3965123 (1976-06-01), Franklin
Franklin Frederick C.
Paradis Stephen G.
Caroli C. J.
Chevron Research Company
DeJonghe T. G.
Newell D. A.
Spitzer Robert H.
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