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DE3708670A1
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DRIVE DEVICE FOR A PUMP, ESPECIALLY FOR A LIQUID DOSING PUMP
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DE3639932A1
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MEMBRANE MODULE
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DE3540267A1
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METHOD AND DEVICE FOR RINSING A FIXED BED ION EXCHANGER
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DE3537297A1
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DRIVING DEVICE FOR A PUMP, ESPECIALLY A LIQUID DOSING PUMP
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DE3442896A1
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Ion exchanger
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DE3308020A1
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BACKWASHABLE FILTER DEVICE
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DE3228784A1
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METHOD, ARRANGEMENT AND DEVICE FOR MONITORING THE FABRIC TRANSPORT IN A MEMBRANE SEPARATING SYSTEM
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Backwashable filter apparatus
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DE3119187A1
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DEVICE FOR MEASURING THE CHEMICAL TEXTURE OF WATER
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DE3119188A1
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MEASURING CELL FOR THE AMPEROMETRIC MEASUREMENT OF THE CONTENT OF OXIDIZING DISINFECTANTS IN WATER
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Shut-off device
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DE3106772A1
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Membrane separation process and membrane separation installation
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DE3045860A1
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Parallel connection of esp. small filters to common manifolds - uses inlet and return headers in one pipe
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DE3029194A1
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Soft water blending fitting - with by=pass needle valve between inlet and outlet channel for water softening appliance
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DE3026879A1
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MAGNETIC DOSING PUMP
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DE2927786A1
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Container produced by bottle pack process - has moulded closed tubular stub with rubber tube forming bleeder valve
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DE2927617A1
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DOSING DEVICE
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DE2909125A1
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Watertight connection for pipeline through bathing pool wall - has stuffing of polyurethane gel clamped between foam rings
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DE2831010A1
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Flushing box for toilet cleaning material - uses compound which floats in water dispensing solution only on flushing
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DE2730113A1
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Pipeline cleaning fluid injector - has reciprocating tube injecting measured quantities, acting with ball valve in branch line
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