Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B04
CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
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B04B
CENTRIFUGES
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11/00
Feeding, charging, or discharging bowls
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B04B11/04
Periodical feeding or discharging; Control arrangements therefor
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B04B11/043
Load indication with or without control arrangements
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