Distillation: processes – separatory – With chemical reaction – Including step of adding catalyst or reacting material
Reexamination Certificate
2005-02-01
2005-02-01
Manoharan, Virginia (Department: 1764)
Distillation: processes, separatory
With chemical reaction
Including step of adding catalyst or reacting material
C203S078000, C203S080000, C203SDIG002, C203SDIG002, C203S014000, C549S531000, C549S541000, C568S913000
Reexamination Certificate
active
06849162
ABSTRACT:
A process for the preparation of propylene oxide in the presence of methanol, in which propylene oxide is separated from a mixture propylene oxide and methanol, and the resultant methanol containing mixture is worked up, including seperating methanol from a mixture comprising methanol and methyl formate during the work-up.
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Bassler Peter
Rehfinger Alwin
Rieber Norbert
Rudolf Peter
Teles Joaquim Henrique
BASF - Aktiengesellschaft
Manoharan Virginia
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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