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DK16514C
(en)
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Pipe cleaner for steam boilers.
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DK16330C
(en)
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Device for Pipe Groups for Water Pipe Boilers.
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DK13750C
(en)
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Soot cleaner for steam boiler pipes.
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CH61151A
(en)
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Hot water boiler
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DK14149C
(en)
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Superheater device for water pipe boilers with narrow pipes, especially for use on board ships.
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DK16119C
(en)
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Device for flue pipe heaters for locomotive boilers, whose flue pipes are arranged in horizontal rows.
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DK13767C
(en)
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Pipe cleaner for steam boiler pipes.
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DK18034C
(en)
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Water pipe boiler.
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FR475606A
(en)
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Device for cleaning the flue pipes of steam boilers in operation
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DK17727C
(en)
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Steam Collector for Use in Steam Superheaters for Locomotive Boilers and Other Pipe Boilers.
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ES54458A1
(en)
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Certain piping arrangements in steam boilers.
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ES52992A3
(en)
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Certain piping arrangements in steam boilers.
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DK23379C
(en)
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Flue pipes for Ship Steam Boilers.
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DK26301C
(en)
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Water pipe boiler.
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DK26773C
(en)
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Device for Boiler Scrapers for the Pipe Box's Pipe Wall for Steam Boilers.
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DK15167C
(en)
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Swims for Water Level Indicators in High Pressure Steam Boilers.
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DK17756C
(en)
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Device for Water Pipe Boilers with Built-in Superheater.
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DK12475C
(en)
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Water pipe boiler.
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DK14858C
(en)
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Pipe sealing for water pipe boilers.
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CH59732A
(en)
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Steam boiler system
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DK20885C
(en)
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Device for Pipe Groups for Water Pipe Boilers.
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AT67110B
(en)
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Heating pipe superheater.
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DK14930C
(en)
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Device for Water Pipe Steam Generators.
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DK14800C
(en)
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Superheaters for Pipe Boilers, in particular Ship Boilers.
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DK11575C
(en)
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Water Pipe Boiler with High Performance.
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