Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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Filing date
Publication date
Application filed by BASF SE, Badische Anilin and Sodafabrik AGfiledCriticalBASF SE
Application grantedgrantedCritical
Publication of FR1218046ApublicationCriticalpatent/FR1218046A/fr
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
B01D3/14—Fractional distillation or use of a fractionation or rectification column
B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
B01D3/148—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step in combination with at least one evaporator
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Chemical & Material Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
FR782704A1957-12-311958-12-26Procédé pour la séparation de mélanges
ExpiredFR1218046A
(fr)