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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
B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
B28B7/42—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for heating or cooling, e.g. steam jackets, by means of treating agents acting directly on the moulding material
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Ceramic Engineering
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FR539313D1921-08-121921-08-12Procédé de fabrication d'objets en ciment ainsi que de supports en béton armé
ExpiredFR539313A
(fr)