Preparation of acrylic acid and methacrylic acid in a combinatio

Details Preparation of acrylic acid and methacrylic acid in a combinatio Preparation of acrylic acid and methacrylic acid in a combinatio

1985-09-06

1986-11-11

Garner, Vivian

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

422139, 422141, 549258, 560208, 562546, 562547, 568476, 568479, 568480, C07C 5125, C07C 5705

Patent

active

046224246

ABSTRACT:
A process for conducting a combination of fixed and fluid-bed catalytic reactions is achieved by employing fixed-bed catalysts on supports within the fluid bed. The fluid-bed catalysts may move in both directions through the fixed bed, thereby giving advantages of both types of beds in one reactor.

REFERENCES:
patent: 3374052 (1968-03-01), Fan et al.
patent: 3472892 (1969-10-01), Callahan et al.
patent: 3639103 (1972-02-01), Sheely
patent: 3819679 (1974-06-01), Sheely
patent: 3944592 (1976-03-01), Sheely

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