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DK3198C
(en)
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Device for Ship water pipe boilers with narrow, bent Pipes.
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FR342721A
(en)
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Seals for pipes or vessels for steam, gas, water, etc.
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DK4382C
(en)
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Device for Water Pipe Boilers.
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DK3999C
(en)
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Water pipe boiler.
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DK4186C
(en)
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Purifier for Water Pipes in Steam Boilers.
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DK4590C
(en)
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Device for Water Pipe Boilers.
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ES28046A1
(en)
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Improvement in boilers with water pipes.
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DK1609C
(en)
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Water pipe steam 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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DK2768C
(en)
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Regulator for Water Pipes.
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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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CH17143A
(en)
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Shut-off device on water pipes
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CH23078A
(en)
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Boilers for water heating systems
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DK7595C
(en)
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Device for Water Pipe Boilers.
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DK7620C
(en)
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Device for Water Pipe Boilers.
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AT25813B
(en)
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Firing system for water tube boilers.
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DK7569C
(en)
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Water pipe boiler for liquid fuel.
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DK5703C
(en)
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Device for combined smoke and water pipe boilers.
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GB190107984A
(en)
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Improvements in Water Tube Steam Boilers.
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DK21878C
(en)
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Device for Pipe Groups for Water Pipe Boilers.
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DK3322C
(en)
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Insulation Pipe Couplings.
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DK4389C
(en)
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Preheater and Purifier for the Feed Water for Steam Boilers.
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GB190017468A
(en)
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Improvements in Water Tube Boilers.
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CH19252A
(en)
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Sampling tap for steam boilers with signaling device for the lowest water level
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GB189909397A
(en)
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Removable Air-space-creating Boiler, Pipe, or other Surface Covering.
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