Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B28
WORKING CEMENT, CLAY, OR STONE
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B28B
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
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13/00
Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
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B28B13/02
Feeding the unshaped material to moulds or apparatus for producing shaped articles
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B28B13/0215
Feeding the moulding material in measured quantities from a container or silo
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B28B13/022
Feeding several successive layers, optionally of different materials
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