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F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
F04C13/001—Pumps for particular liquids
F04C13/002—Pumps for particular liquids for homogeneous viscous liquids
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FR725123D1931-07-181931-07-18Perfectionnements aux machines rotatives
ExpiredFR725123A
(fr)