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B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
B28B7/00—Moulds; Cores; Mandrels
B28B7/24—Unitary mould structures with a plurality of moulding spaces, e.g. moulds divided into multiple moulding spaces by integratable partitions, mould part structures providing a number of moulding spaces in mutual co-operation
B28B7/241—Detachable assemblies of mould parts providing only in mutual co-operation a number of complete moulding spaces
B28B7/243—Detachable assemblies of mould parts providing only in mutual co-operation a number of complete moulding spaces for making plates, panels or similar sheet- or disc-shaped objects
B—PERFORMING OPERATIONS; TRANSPORTING
B28—WORKING CEMENT, CLAY, OR STONE
B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
B28B7/00—Moulds; Cores; Mandrels
B28B7/02—Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
FR67889D1955-05-271955-05-27Procédé et appareillage pour la fabrication d'éléments de construction de grandes dimensions
ExpiredFR67889E
(fr)