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DK12363C
(en)
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Bending Superheater Tubes for Placement in Steam Boilers.
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CH48508A
(en)
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Steam boiler system
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DK23647C
(en)
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Superheaters for Flue steam boilers.
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DK14347C
(en)
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Superheaters for Steam Boilers.
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DK21264C
(en)
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Superheaters for flue steam boilers, in particular locomotive boilers.
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DK15256C
(en)
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Two-branch superheater pipes for placement in steam boilers' flue pipes.
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DK14308C
(en)
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Smoke-burning Double Fireplace for Steam Boilers.
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CH47234A
(en)
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Steam boiler
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DK15211C
(en)
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Superheaters for Pipe Boilers.
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DK11778C
(en)
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Hose pipe steam boiler.
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DK15222C
(en)
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Steam boiler.
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AT46227B
(en)
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Water tube boiler.
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DK14800C
(en)
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Superheaters for Pipe Boilers, in particular Ship Boilers.
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DK8165C
(en)
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Superheaters for Flue Boilers.
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AT87496B
(en)
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Steam superheater for smoke tube boilers.
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ES50614A1
(en)
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Improvements in water-tubular steam boilers.
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DK13001C
(en)
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Superheaters for flue boilers with tubular bent Superheater elements.
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DK8260C
(en)
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Boilers for Boiler Pipe Boilers.
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DK18139C
(en)
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Steam boiler.
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ES46857A1
(en)
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Improvements in vertical steam boilers.
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DK11334C
(en)
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Fireplace for Steam Boilers.
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DK16433C
(en)
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Device at lighthouses for steam boiler boilers and similar lighthouses.
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CH47175A
(en)
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Flue pipe superheater
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AT50645B
(en)
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Steam boiler.
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CH46899A
(en)
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Hammer for knocking off the scale from steam boiler walls, boiler tubes, etc.
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