B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
202/76
B01D 3/40 (2006.01) C07C 7/00 (2006.01) C07C 7/04 (2006.01)
Patent
CA 1313507
O.Z. 0050/39063 Abstract of the Disclosure: 1,3-Butadiene is isolated from a C4-hydrocarbon mixture containing 1,3-butadiene and small amounts of propyne and C5-hydrocarbons by extractive distillation with a selective solvent and sub- sequent distillative purification of the crude 1,3-buta- diene obtained in the extractive distillation.
561822
Drewitz Werner
Hefner Werner
Kaibel Gerd
Keller Peter
Basf Aktiengesellschaft
Robic
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