Shaped brick for joint material for grouting of walls e.g. concrete wall, comprises concrete block, paving stone, and outer layer containing water, hydraulic binder and aggregate
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Prefabricated component
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Process for the preparation of a photocatalytically active concrete dry mixture
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Manufacture of photocatalytic active quartz sand grain for purification of pollutants e.g. nitrogen oxide, involves coating photocatalytic active material on surface of support material, and drying
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Aggregate for the production of a traffic route and corresponding traffic route, and method for producing a photocatalytically active layer and method for producing the same
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Reactivation of photocatalytic activity of titanium dioxide-containing components on cement base, comprises treating component in titanium-containing surface with wash solution containing acid to dissolve calcium carbonate in surface
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Soil covering and kit for constructing such a soil covering
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Process and apparatus for producing concrete paving stones and paving stone
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Molded brick producing process involves producing adjacent bricks with axes in longitudinal direction deviating from that of row
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Component, in particular wall element, for air conditioning rooms
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Waste water biological treatment process and assembly
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Devices and methods for handling plate-shaped elements
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Manufacture of concrete blocks with at least one cavity
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Blank and method and device for producing a blank
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Sound absorbing, constructional wall element - has cover layer, whose wall is fitted with sound absorbing layer, or plates on rear side and has air gap between cover and support layers
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Component, in particular soundproofing stone
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Building constructed from prefab elements - has air conditioning equipment embodied in some elements
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Structural element and process for the production of the same
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Sound-absorbing structural element and process for the production thereof
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Masonry or cobblestone made of concrete or the like