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B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
B01F33/00—Other mixers; Mixing plants; Combinations of mixers
B01F33/40—Mixers using gas or liquid agitation, e.g. with air supply tubes
B01F33/402—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements
B01F33/4021—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements the gas being introduced through the shaft of the stirring element
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FR634261D1927-05-051927-05-05Perfectionnements aux agitateurs
ExpiredFR634261A
(fr)