Porous concrete manufacturing method has mould filled with mortar mass subjected to intermittent vertical oscillation with stepped variation of oscillation frequency
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Machine for forming recesses in unhardened cement blocks
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A method of producing lightweight insulating mineral sheets with open porosity
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Method of erecting reinforced masonry
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Device for laying large format roof panels
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Method and apparatus for moving apart rows of cuboid-shaped plastic aerated concrete bodies
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Apparatus for removing the upper waste layer produced during the cutting of plastic aerated-concrete blocks or the like
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Wall connection anchor
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Load-bearing device for roof battens on a pitched monolithic roof
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Composite brick or slab prodn. with ready-made decorative cover plate of silicate - by moulding on cement and/or lime compsn., pre-hardening and steam cure in autoclave.
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METHOD FOR AUTOCLAVING POROESEM, PIECE OF GOODS, IN PARTICULAR SHAPED BODY MADE OF PORO-CONCRETE.
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AUTOCLAVE
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Device for producing grip pockets in porous concrete blocks - has movable gouging tool and gouging ring whose cover surface runs parallel to tool and is closed by cover
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Process for the treatment of supports for reinforcements
