Segment terminal for train protection of pipelines
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Ventilation valve for piping or fittings
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Ventilation valve for e.g. fluid carrying pipes, has guide which is extended outwardly in vertical direction over the valve mechanism so as to guide ventilation current
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Fire hydrant with stone trap
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Shut-off device for the supply of water to a hydrant
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Bayonet lock-snap ring for e.g. drilling clamp, has sections lying above each other, where height of one of sections is varied along another section so that overall height of ring is varied with respect to degree of overlapping of sections
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Segment terminal for train protection of pipelines
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Identification system for deep structural armature, comprises multiple identification marks for gas or liquid armature laid below ground level, where identification marks are electronic and communication identification marks
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Two-part surface box installing method, involves providing surface box body that transfers force in vertical direction, and installing drawing ring after installing surface box body and compression of road topping layer on surface box body
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System of tapping fitting and borehole sealing sleeve
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Telescopic underground hydrant
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Shut-off valve with large shut-off disc
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Function unit for ventilation valves for fluid-carrying pipelines or fittings
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Ventilation valve system for flooded areas
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Water connection system for use with safety system for fire hydrant, has fire hydrant connection element formed as fire hydrant lower part for connection of fire hydrant to water supply line
