Protective device for corrosion-prone, driveable parking garage floor surfaces made of reinforced concrete
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Apparatus for preparing concrete surfaces for glueing reinforcement strips, especially in the interior of box girder bridges
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Sprayed concrete prodn with addn of (steel or glass) fibres - to dry sand -cement mix directly in mixer, giving high strength
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Piston pump for delivery semi-liquid compoositions
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Pumping apparatus
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Pump construction
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Pump construction
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Twin cylinder piston pump with adjacent cylinders - has piston linking cables fed over guide rollers between pistons in delivery and adjacent cylinders
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Improvements relating to apparatus for the transport by a pumping action of highly viscous materials, in particular concrete
