Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F03
MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
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F03B
MACHINES OR ENGINES FOR LIQUIDS
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13/00
Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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F03B13/08
Machine or engine aggregates in dams or the like; Conduits therefor; , e.g. diffusors
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F03B13/086
Plants characterised by the use of siphons; their regulation
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