Gas feeder for sulfonation apparatus

Details Gas feeder for sulfonation apparatus Gas feeder for sulfonation apparatus

1977-03-23

1978-02-07

Tayman, Jr., James H.

Chemistry: physical processes

Physical processes

Crystallization

23285, 23260, 23283, 260513T, 239428, 2394275, 239431, 261115, 261116, C07C14302.16, B05B 706, B01J 400

Patent

active

040724700

ABSTRACT:
A sulfonation apparatus comprising a gas feeder for feeding a first stream of SO.sub.3 -containing gas and a second stream of inert gas into contact with an annular film of sulfonatable material.

REFERENCES:
patent: 2923728 (1960-02-01), Falk et al.
patent: 3277145 (1966-10-01), Shull et al.
patent: 3501276 (1970-03-01), Vander Mey
patent: 3502441 (1970-03-01), Hudson
patent: 3535339 (1970-10-01), Beyer et al.
patent: 3918917 (1975-11-01), Ashina et al.
patent: 3931273 (1976-01-01), Lanteri

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