Chemistry of hydrocarbon compounds – Purification – separation – or recovery – By plural serial diverse separations
Reexamination Certificate
2011-07-05
2011-07-05
Singh, Prem C (Department: 1771)
Chemistry of hydrocarbon compounds
Purification, separation, or recovery
By plural serial diverse separations
C585S644000, C585S648000, C585S650000, C585S651000, C585S653000, C585S803000, C585S809000, C585S843000, C208S114000, C208S118000, C208S120100, C208S347000, C208S351000, C208S354000, C062S622000, C062S625000, C062S632000, C062S935000
Reexamination Certificate
active
07973209
ABSTRACT:
Processing schemes and arrangements for the catalytic cracking of a heavy hydrocarbon feedstock and obtaining light olefins substantially free of carbon dioxide via amine treatment and employing fractionation processing are provided.
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Brady John P.
Lechnick William J.
Schultz Michael A.
Towler Gavin P.
Paschall James C
Singh Prem C
UOP LLC
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