DE674287C
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Forging process for joining the ends of two or more parallel tubes to a common end by welding them in a die
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DE698971C
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Multi-stage high pressure piston steam engine
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DE667180C
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Method and device for separating water and salt from steam
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DE661196C
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Multiple controller for locomotive steam engines
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DE746113C
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Ship water tube boiler with superheater in a hot gas flue rising to the side of the combustion chamber
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DE665372C
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Feedthrough nozzles for collecting bodies of heat exchange elements in drum containers, in particular of indirectly heated steam generators
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DE686439C
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High-pressure steam power plant for ships with auxiliary machine propulsion through throttled and cooled live steam
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DE653531C
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Multiple expansion piston steam engine with condensation for large pressure drops
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DE659086C
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Device for connecting the heating elements arranged in the container of a heat exchanger with pipes outside the container
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DE661138C
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Heating device housed in the horizontal drum of an indirectly heated heat exchanger
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DE653840C
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Device for discharging the exhaust gases for vehicles with steam or internal combustion engine drives
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DE648673C
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Multiple expansion piston steam engine
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DE652259C
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Device for regulating the speed of an engine
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DE648720C
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Cam control for steam engines
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DE658410C
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Process for burning bakable hard coal in grate furnaces
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DE670478C
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Circulation steam generator
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DE649078C
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Coiled tube steam generator with natural circulation
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DE650090C
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Water tube boiler with coiled tubes and a circulation pump that is independent of the boiler feed device
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US1582097A
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Water-tube boiler
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DE664583C
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Device for discharging exhaust gases for vehicles
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