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DE3900302A1
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Process and apparatus for evening out discharge-water quantities from stormwater retention tanks
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DE3842012A1
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Apparatus for the underground storage of rainwater in a compartment-type storage means
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DE3825310A1
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Device for utilising precipitation (rain and snow) as service water
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DE3821633A1
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Process and apparatus for filtering and percolating rainwater
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DE3820773A1
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Process and apparatus for the compressed-air emptying of retention tanks
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DE3819562A1
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Process and apparatus for reducing sediments in combined-sewage syphons
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DE3809583A1
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Process and apparatus for the discharge of rainwater
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DE3807546A1
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Method and apparatus for the emergency relief of water from channels into recipients or the like
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DE3807367A1
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Process and apparatus for activating retaining chambers present in sewerage systems of residential-area water management
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DE3744409A1
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Process and apparatus for reducing gas emissions from flowing, fluid media with volatile contents
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DE3702013A1
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Process and device for the separation of exhaled, volatile substances in piping and vessels containing liquid media
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DE3700267A1
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Process and apparatus for reducing and spatially restricting exhalations of volatile substances from fluid media
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DE3640339A1
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Process and apparatus for producing reservoirs for a drainage system
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DE3642995A1
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Process and apparatus for preventing or eliminating sedimentation in pipelines
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DE3638114A1
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Pipeline, which is arranged in a receiving watercourse and is intended for sewage and/or receiving water, for retaining sewage
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DE3634552A1
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Process for increasing the discharge in free-gradient receiving-water pipelines
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DE3633839A1
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Apparatus for eliminating sediment in syphons
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DE3604262A1
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Device for delaying the discharge of, in general, rainwater into receiving-water systems
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DE3602592A1
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Process and apparatus for reducing peak discharges in rainwater lines or combined-sewage lines
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DE3540269A1
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Process and device for providing retaining areas for sewage, in particular in the town-drainage system sector
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