Distillation: processes – separatory – With measuring – testing or inspecting – Of temperature or pressure
Reexamination Certificate
2011-07-19
2011-07-19
Manoharan, Virginia (Department: 1771)
Distillation: processes, separatory
With measuring, testing or inspecting
Of temperature or pressure
C203S008000, C203S009000, C203SDIG021, C560S218000, C562S600000
Reexamination Certificate
active
07981255
ABSTRACT:
There is provided a method for rectifying a vinyl compound liquor. The method includes the steps of a) providing a rectification column operated at a temperature and pressure and b) feeding the vinyl compound liquor to be rectified into the rectification column, wherein the pressure of the rectification column and the temperature of the fed vinyl compound liquor are controlled, such that the temperature of the fed vinyl compound liquor ranges from its bubble point at the pressure of the rectification column to 10° C. lower than the bubble point.
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Chopey, Nicholas P. Handbook of Chemical Engineering Calculations, Third Edition (2004).
Chu Xiaodong
Liu Shuju
Shao Jingming
Xu Shengxian
Yin Jun
Hamre Schumann Mueller & Larson P.C.
Manoharan Virginia
Shanghai HuaYi Acrylic Acid Co., Ltd.
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