Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B30
PRESSES
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B30B
PRESSES IN GENERAL
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9/00
Presses specially adapted for particular purposes
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B30B9/02
for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
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B30B9/12
using pressing worms or screws co-operating with a permeable casing
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B30B9/16
operating with two or more screws or worms
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