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DK3916C
(en)
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Apparatus for Reporting Water Deficiency in Boilers.
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DK5670C
(en)
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Apparatus for Utilizing the Heat in the Combustion Products from Steam Boiler Stoves.
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DK1163C
(en)
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Apparatus for Purifying and Heating Food Water.
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DK4186C
(en)
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Purifier for Water Pipes in Steam Boilers.
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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)
|
|
Apparatus for blowing out the pipes in steam boilers.
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DK1282C
(en)
|
|
Automatic Feeder for simultaneous Purification and Preheating of the Feed Water for Steam Boilers.
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DK836C
(en)
|
|
Clamping device for gas burners in ovens.
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CH15810A
(en)
|
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Water heating device for cookers
|
|
DK7027C
(en)
|
|
Procedure and Apparatus for the Promotion of Combustion in Steam Fireplaces.
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DK754C
(en)
|
|
Apparatus for regulating air supply to the lighthouse bridge in steam boilers
|
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DK1079C
(en)
|
|
Apparatus for the Development of Vessels.
|
|
DK4197C
(en)
|
|
Water pipe boiler and a device of preheater for use in connection with the same.
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DK964C
(en)
|
|
Apparatus for Sorting Wood.
|
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DK560C
(en)
|
|
Apparatus for Treatment of Peat.
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DK646C
(en)
|
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Fireplace for Burning Liquid Hydrocarbons.
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DK630C
(en)
|
|
Petroleum Burner For Use In Heaters.
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DK1548C
(en)
|
|
Heaters for steam boilers.
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DK6261C
(en)
|
|
Apparatus for generating sound vibrations in water.
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|
DK9262C
(en)
|
|
Apparatus for Boiling Water in Stove Ovens,
|
|
DK4363C
(en)
|
|
Apparatus for Heating and Circulating Water.
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GB189627825A
(en)
|
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Improvements in Means for Consuming Smoke in Steam Boiler Furnaces.
|
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DK6592C
(en)
|
|
Apparatus for Heating Apparatus Using Electricity.
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