Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2005-05-03
2005-05-03
Richter, Johann (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
C568S358000, C568S565000, C568S836000
Reexamination Certificate
active
06888034
ABSTRACT:
Process for oxidizing cyclohexane in which oxygen is contacted with cyclohexane at a pre-selected feed rate in a first reaction zone and unconsumed oxygen is contacted with cyclohexane in a second reaction zone in which the cyclohexane feed rate is lower than the pre-selected feed rate.
REFERENCES:
patent: 3515751 (1970-06-01), Oberster et al.
patent: 3957876 (1976-05-01), Rapoport et al.
patent: 6008415 (1999-12-01), Greene et al.
Fodor Ludovic Rick
Landray David Paul
Murphree Bruce Edwin
Rung James Marvin
Invista North America S.A.R.L.
Richter Johann
Witherspoon Sikarl A.
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