Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B28
WORKING CEMENT, CLAY, OR STONE
Load children
B28B
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
Load children
21/00
Methods or machines specially adapted for the production of tubular articles
Load children Filter patents View analytics View as hierarchy Open in page
B28B21/36
applying fluid pressure or vacuum to the material
Load children Filter patents View analytics View as hierarchy Open in page
Sorry, no patents found.