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Screw device for high-adjusting a track span.
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Use of inert, porous materials to reduce salinity in aqueous solutions, and methods and apparatus therefor
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Method for the subsequent insertion of push-through connections in concrete sleepers
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Spindle device for height adjustment of track grids
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Fixed roadway for bridges or supports comprises a device for monitoring the substructure state especially in the transition region of substructure support plates
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Roadway for maglev trains
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Ballast-free track for manmade structures such as bridges comprises a tube divided in the separating plane between a support plate and a track plate and having sections connected by a filling allowing limited displacement of the track plate
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Process for the production of a slab track with the traverse method on bridges and other art structures
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Monitoring device especially for the superstructure of fixed tracks has measuring vehicle having laser height sensor touch system
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Dowel threshold and method of making a fixed track with such ties
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Multi-block railway sleeper has reinforcements projecting from the concrete blocks, to be welded together to form the complete sleeper
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A telecommunications antennae support structure
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Two-block sleepers for fixed carriageway
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aerator
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Prestressed concrete support pipe manufactured in centrifugal concrete, especially for guideways of magnetic levitation trains
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Track regulation portal, for rail track adjustment, has height adjustment of transverse rail fitted with track rail grippers via spindle carriers