Recovering catalyst in oil vapors
First Claim
1. IN A SYSTEM WHEREIN HYDROCARBONS ARE CONTACTED AS VAPORS WITH FINELY DIVIDED CATALYST IN A TREATING ZONE AND THE BULK OF THE CATALYST IS REMOVED FROM VAPOROUS REACTION PRODUCTS IN A DRY SEPARATION STEP AND THE VAPOROUS REACTION PRODUCTS STILL CONTAIN SOME ENTRAINED CATALYST, THE STEPS WHICH COMPRISE PASSING THE VAPOROUS REACTION PRODUCTS AND ENTRAINED CATALYST TO A QUENCHING AND SCRUBBING ZONE WHEREIN THE VAPOROUS REACTION PRODUCTS ARE COOLED WITH A QUENCHING AND SCRUBBING OIL TO CONDENSE THE HIGHEST BOILING CONSTITUENTS IN THE VAPOROUS REACTION PRODUCTS AND WASH OUT ENTRAINED CATALYST, FRACTIONATING THE UNCONDENSED VAPORS TO SEPARATE DESIRED LOWER BOILING HYDROCARBONS FROM LIQUID HIGHER BOILING HYDROCARBONS, PASSING THE LAST MENTIONED LIQUID HIGHER BOILING HYDROCARBONS TO SAID SCRUBBING AND QUENCHING ZONE, PASSING SAID CONDENSED HIGHEST BOILING CONSTITENTS AND WASHED-OUT CATALYST TO A SETTING ZONE TO FORM A MORE CONCENTRATED SLURRY, WITHDRAWING A SLURRY FROM THE BOTTOM PORTION OF
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Accused Products
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1 Claim
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1. IN A SYSTEM WHEREIN HYDROCARBONS ARE CONTACTED AS VAPORS WITH FINELY DIVIDED CATALYST IN A TREATING ZONE AND THE BULK OF THE CATALYST IS REMOVED FROM VAPOROUS REACTION PRODUCTS IN A DRY SEPARATION STEP AND THE VAPOROUS REACTION PRODUCTS STILL CONTAIN SOME ENTRAINED CATALYST, THE STEPS WHICH COMPRISE PASSING THE VAPOROUS REACTION PRODUCTS AND ENTRAINED CATALYST TO A QUENCHING AND SCRUBBING ZONE WHEREIN THE VAPOROUS REACTION PRODUCTS ARE COOLED WITH A QUENCHING AND SCRUBBING OIL TO CONDENSE THE HIGHEST BOILING CONSTITUENTS IN THE VAPOROUS REACTION PRODUCTS AND WASH OUT ENTRAINED CATALYST, FRACTIONATING THE UNCONDENSED VAPORS TO SEPARATE DESIRED LOWER BOILING HYDROCARBONS FROM LIQUID HIGHER BOILING HYDROCARBONS, PASSING THE LAST MENTIONED LIQUID HIGHER BOILING HYDROCARBONS TO SAID SCRUBBING AND QUENCHING ZONE, PASSING SAID CONDENSED HIGHEST BOILING CONSTITENTS AND WASHED-OUT CATALYST TO A SETTING ZONE TO FORM A MORE CONCENTRATED SLURRY, WITHDRAWING A SLURRY FROM THE BOTTOM PORTION OF
Specification
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- Resources
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Current AssigneeMarion W. Boyer
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Original AssigneeMarion W. Boyer
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InventorsBoyer, Marion W.
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Application NumberUS02/700,027Time in Patent Office1,599 DaysField of SearchUS Class Current208/101CPC Class CodesB01J 8/189 moving downwards in a zig-z...Y10S 159/03 Fluidized bed
