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DK9105C
(en)
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Device for Utilization of the lower surface of the flame tube as a heating surface for horizontal flame tube boilers.
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DK10923C
(en)
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Device by Tile Stove for Preventing Rapid Evaporation of Heat through the Tube.
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CH37055A
(en)
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Installation on horizontal flame tube boilers for better utilization of the lower surface of the flame tube as a heating surface
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DK7991C
(en)
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Device by steam boilers.
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DK8657C
(en)
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Device for Cleaning Tile Stoves.
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DK8260C
(en)
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Boilers for Boiler Pipe Boilers.
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DK7606C
(en)
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Process for the production of steam boiler flue pipes.
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DK17430C
(en)
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Devices for steam heaters that form part of a water pipe boiler.
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CH36649A
(en)
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Heating tube boiler
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DK12566C
(en)
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Device for tube boilers, the heating surface of which consists mainly of tubes of any shape.
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DK11228C
(en)
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Device for limescale burners.
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DK9020C
(en)
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Burner for liquid Fuel.
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DK7330C
(en)
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Fireplace, particularly useful for liquid fuels.
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DK7695C
(en)
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Device for blue burners for liquid fuel.
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DK7793C
(en)
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Device for Superheaters for Pipe Boilers.
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DK16920C
(en)
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Device at Furnaces for Steam Boilers.
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DK9691C
(en)
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Procedure for Utilization of the Waste Heat in the Chimney at Steam Boilers.
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DK18104C
(en)
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Devices for steam condensing apparatus.
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DK8165C
(en)
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Superheaters for Flue Boilers.
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CA97355A
(en)
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Boiler tube tile
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DK7233C
(en)
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Heat or Incandescent Burner for Liquid Fuels.
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CH38069A
(en)
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Multiple heating burners on boilers
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DK7569C
(en)
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Water pipe boiler for liquid fuel.
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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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