B - Operations – Transporting – 28 – B
Patent
B - Operations, Transporting
28
B
B28B 11/08 (2006.01) B28D 1/00 (2006.01)
Patent
CA 2607638
A method for shaping concrete blocks and/or concrete slabs of various formats and sizes, the shaping taking place in concrete-filled molds with or without additional facing concrete and dies or matrices corresponding to the block surface or slab surface having recesses or projections for impressing the surfaces, the concrete blocks or concrete slabs then being removed from the molds before setting and cured externally and the surfaces being further worked in a subsequent operation, the recesses being grooves having parallel, oblique, planar or curved walls and/or roots and the projections being tooth strips having parallel, oblique, planar or curved walls and/or tips, the grooves and/or tooth strips extending over the entire surface of the dies and consequently of the concrete blocks or concrete slabs, and the surfaces being blasted with liquids or solids in the subsequent operation.
Metten Stein & Design Gmbh & Co Kg
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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