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DK5693C
(en)
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Fire duct device for water pipe boilers with pipe bundles connecting upper and lower boiler.
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DK5703C
(en)
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Device for combined smoke and water pipe boilers.
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DK5518C
(en)
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Superheater device for water pipe boilers with bundles of narrow water pipes between the upper and lower boilers.
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DK5997C
(en)
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Device for Superheaters for Boilers with Flue Pipes.
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DK7569C
(en)
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Water pipe boiler for liquid fuel.
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DK4831C
(en)
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Superheaters for Flame Pipe and Boiler Pipe Boilers.
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DK8260C
(en)
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Boilers for Boiler Pipe Boilers.
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DK7271C
(en)
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Steam boiler with Superheater, placed between plate-shaped Pipe group elements.
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DK7793C
(en)
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Device for Superheaters for Pipe Boilers.
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AT25607B
(en)
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Steam boiler with water pipes arranged in the fire box.
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DK128C
(en)
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Pipe groups for Water Pipe or other Pipe Boilers and their connection to the Boiler.
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DK4669C
(en)
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Chamber-Water Pipe Boiler with Steam Superheaters between the Water Pipes.
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DK7595C
(en)
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Device for Water Pipe Boilers.
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DK7619C
(en)
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Device for Water Pipe Boilers.
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DK11108C
(en)
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Feeding water device for water pipe boilers.
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DK6950C
(en)
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Automatic Sealing Device for Steam Boiler Pipes.
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DK8848C
(en)
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Water pipe boiler for Central heating systems and the like.
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CH34453A
(en)
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Cleaning device, in particular for smoke and fire pipes in steam boilers
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DK7783C
(en)
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Device for steam boilers for achieving smoke combustion and fuel saving.
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DK5510C
(en)
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Devices for heating steam boilers and the like.
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CH34048A
(en)
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Heating tube steam boiler
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DK4588C
(en)
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Steam soot blower for flue steam boilers.
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DK12779C
(en)
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Overheating device for firebox pipe boilers with superheater pipes passing through the firebox wall.
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AT21081B
(en)
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Steam boiler walling.
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DK6220C
(en)
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Boiler shovels for steam turbines.
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