Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
B28B13/0215—Feeding the moulding material in measured quantities from a container or silo
B28B13/022—Feeding several successive layers, optionally of different materials