Document Type and Number:
Japanese Patent JPH0380522
Kind Code:
B2
Abstract:
An improved cascade weir type extraction zone (10) is described in which at least one of the weir means (38,48, 58) is disposed above the respective associated tray (30, 40, 50). This improved extraction zone (10) is of particular utility in lube oil processing operations.
Inventors:
ROBAATO JEI FUIOTSUKO
JEIMUZU DEII BUSHUNERU
JEIMUZU DEII BUSHUNERU
Application Number:
JP23652083A
Publication Date:
December 25, 1991
Filing Date:
December 16, 1983
Export Citation:
Assignee:
EXXON RESEARCH ENGINEERING CO
International Classes:
B01D11/04; C10G21/00
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