Tubular component for manufacturing of pipes, ducts and fittings, has tube shaft and front-side pipe ends sealed by chemical resistant seals
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Lightweight or self-compacting concrete mix, use of such mixtures and railway sleepers made of concrete
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Concrete paver with harmonic vibration due to shape excitation
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Lightweight or self-compacting concrete mix, use of such mixtures and railway sleepers made of concrete
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Filling carriage for paving-stone, has slider arranged in mixture chamber, where slider is moved along thrust direction with which distribution of mixture in mixture area is controlled during filling process
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Method of operating a mold for making molded bricks
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Production of concrete moldings uses cement mixtures containing hardening accelerator in shell, from which it can be released by applying external energy
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Mold filling process for producing concrete items involves varying average height of filling mass during filling by altering volume of filling-mass cavity
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Material in form of bitumen emulsion forms bitumen phase with increased stableness on heat effect, used e.g. in road construction, comprises bitumen, water, wax, emulsifier and emulsion aid, and other additives
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Device for generation of three-dimensional oscillations in rigid vibration table has six unbalanced shafts whereby each of two counter rotating unbalanced shafts of oriented exciter represents one coordinate axis
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Equipment consolidating concrete mixture, compares actual- and reference profiles of pressure variation to control applied mechanical pressure and vibration
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Concrete roof stone consisting of one or more concrete layers useful as replacement for traditional ceramic materials contains steel, glass, synthetic plastic, bamboo, hemp or wood fibers
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Vibration assembly to compress loose materials, e.g. concrete, has an oscillating carrier table supported on frames containing air springs and elastomer springs with adjustable spring constants
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Device for producing manhole bases
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Device for molding and sealing mixtures comprises a vibrating table with vibration exciters and molds
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Device for moulding mixtures
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Hand tool to expel sealant from between two panels has scissor action forked cutter
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Monitoring method e.g. for compression processes of vibration compression of mixtures, involves clearly marking values of internal compression characteristics from degrees of compression of mixture
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Moldless, geometrically-fixed, prefabricated concrete part manufacturing method, e.g. for base sections of shafts in sewage systems, by discharging material from head to form finite volume elements, and hardening
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Construction apparatus for concrete stack partition, includes mold pieces arranged on disk and provided with recesses such that recesses enable lateral or frontal connection of mold pieces
