Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2005-08-16
2005-08-16
Richter, Johann (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
C568S375000, C568S376000, C568S821000, C568S822000, C568S836000
Reexamination Certificate
active
06930209
ABSTRACT:
A method for liquid phase oxidation of a cycloalkane compound is provided by which the cycloalkane compound intended to be oxidized mixes with water to form an azeotropic mixture, and then an oxygen enriched gas is introduced to perform an oxidation reaction. This method is particularly suitable for liquid phase oxidation of cyclohexane by using an oxygen enriched gas or pure oxygen, which not only enhances conversion rate and selectivity of the cyclohexane oxidation process but also improves process safety in the use of an oxygen enriched gas or pure oxygen for cyclohexane oxidation.
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Chen Jenq-Renn
Wu Chung-Ho
Yang Hsiao-Hui
Alexander John B.
Chinese Petrochemical Development Co., Ltd.
Corless Peter F.
Edwards & Angell LLP
Richter Johann
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