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Continuously operating rotary piston, operating in two chambers, functioning beyond circuit
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Deep sea water reverse osmosis desalination plant has outer membrane
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Pump having two chambers for conveying (delivering) hydraulic and pneumatic media, which can be operated in axial and radial directions
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Apparatus for distilling water in the low-temperature range
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Foil solar collector, in particular a holder
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Solar sea water desalination
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Universal solar collector operating as condenser
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Solar sea-water desalination plant
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Operating ejectors together in plastic moulds - using central system to energise all ejectors
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Mould injection nozzle - with teeth placed between nozzle bodies and mould wall
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Plastics mould inlet nozzle - expanded into hole in mould wall
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