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DK490C
(en)
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Apparatus for knocking off boiler stones in cooking pipes.
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DK361C
(en)
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Apparatus for Purifying Food Water.
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DK3916C
(en)
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Apparatus for Reporting Water Deficiency in Boilers.
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DK4186C
(en)
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Purifier for Water Pipes in Steam Boilers.
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DK2483C
(en)
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Apparatus for forming the glow net.
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DK562C
(en)
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Apparatus for supplying high-pressure steam engine boilers with purified and preheated feed water.
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DK1025C
(en)
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Method and device for using the combustion products of a steam boiler for preheating the feed water by means of a certain amount of clean water.
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DK24081C
(en)
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Method and Apparatus for Cleaning Steam Boiler Pipes.
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DK11097C
(en)
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Apparatus for blowing out the pipes in steam boilers.
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DK836C
(en)
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Clamping device for gas burners in ovens.
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DK4389C
(en)
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Preheater and Purifier for the Feed Water for Steam Boilers.
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DK6881C
(en)
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Apparatus for Cleaning Sewage Wells.
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CH15810A
(en)
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Water heating device for cookers
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DK7027C
(en)
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Procedure and Apparatus for the Promotion of Combustion in Steam Fireplaces.
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DK754C
(en)
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Apparatus for regulating air supply to the lighthouse bridge in steam boilers
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DK964C
(en)
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Apparatus for Sorting Wood.
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DK560C
(en)
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Apparatus for Treatment of Peat.
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DK646C
(en)
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Fireplace for Burning Liquid Hydrocarbons.
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DK820C
(en)
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Apparatus for heat transfer between two flowing bodies.
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DK630C
(en)
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Petroleum Burner For Use In Heaters.
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DK1548C
(en)
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Heaters for steam boilers.
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DK6261C
(en)
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Apparatus for generating sound vibrations in water.
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DK1287C
(en)
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Steam supply device for smoke-burning fireplaces.
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DK9262C
(en)
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Apparatus for Boiling Water in Stove Ovens,
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DK482C
(en)
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Machine for Simultaneous Setting, Closing and Laying of Types Using Electromagnets.
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