Producing shaped articles from the material by using presses; Presses specially adapted therefor

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: WORKING CEMENT, CLAY, OR STONE
Subclass:: SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER

PRESS(ES) for moulding clay or other ceramic compositions or cementitious material

3 direct subcodes

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B28B 3/02 wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
B28B 3/12 wherein one or more rollers exert pressure on the material
B28B 3/2 wherein the material is extruded