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B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
B01F35/80—Forming a predetermined ratio of the substances to be mixed
B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices
B01F35/833—Flow control by valves, e.g. opening intermittently
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FR738400D1931-09-301931-09-30Procédé et dispositif pour mélanger des gaz
ExpiredFR738400A
(fr)