Distillation: processes – separatory – And recovering heat by indirect heat exchange – Utilizing recovered heat for heating feed
Patent
1980-02-12
1981-09-29
Bascomb, Jr., Wilbur L.
Distillation: processes, separatory
And recovering heat by indirect heat exchange
Utilizing recovered heat for heating feed
203 23, 203 27, 203 98, 203DIG8, 203DIG9, 203DIG14, 203DIG19, 196134, 208353, B01D 314, C10G 700
Patent
active
042921406
ABSTRACT:
In a distillation process, the heats of distillates and bottom product are recovered to preheat the feed and to generate the steam of higher than 5 kg/cm.sup.2 G which in turn may be utilized to improve the distillation efficiency.
REFERENCES:
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patent: 1945581 (1934-02-01), Wallis
patent: 1947817 (1934-02-01), Wallis
patent: 2140450 (1938-12-01), Danforth
patent: 3079330 (1963-02-01), Stone
patent: 4025398 (1977-05-01), Haselden
patent: 4032412 (1977-06-01), Hoppe et al.
Akashi Shigeharu
Kawasaki Hiroaki
Bascomb, Jr. Wilbur L.
Idemitsu Kosan Company Limited
Ishikawajima-Harima Jukogyo Kabushiki Kaisha
Miller Alfred E.
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