DK4638C
(en)
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Method and apparatus for generating compressed air for steam boilers with compressed air firing.
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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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DK5121C
(en)
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Method and Apparatus for Manufacturing Gas for Lighting, Heating or Other Purposes.
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DK4885C
(en)
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Apparatus for the Development and Utilization of Gas.
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DK12309C
(en)
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Apparatus for Heating Air and Gases.
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DK11579C
(en)
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Method and device for generating the highest possible degree of heat in rotary kilns by means of gas firing.
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DK7059C
(en)
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Method and apparatus for making smooth heads on the glow net.
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DK24081C
(en)
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Method and Apparatus for Cleaning Steam Boiler Pipes.
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DK10296C
(en)
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Method and Apparatus for Feeding Water Evaporators for Suction Gas Plants.
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DK6263C
(en)
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Method and Apparatus for Making Nitrogen Compounds.
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DK5844C
(en)
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Apparatus and Procedure for Making Air Rings.
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DK6896C
(en)
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Procedure and Apparatus for Washing Filter Mass.
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DK3207C
(en)
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Method and Apparatus for Reheating Compressed Air.
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DK4625C
(en)
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Method and Apparatus for the Extraction of Oxygen from the Air.
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DK6628C
(en)
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Apparatus for the production of generator and water gas.
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CH31484A
(en)
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Equipment on steam boiler furnaces for guiding the heating gases
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DK3122C
(en)
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Gas Manufacturing Procedure and Apparatus.
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DK9323C
(en)
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Apparatus for heating compressed air and other compressed gases capable of near combustion.
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DK11255C
(en)
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Apparatus for Weight Testing of Projectiles and Similar Bodies.
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DK6544C
(en)
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Apparatus for Carburization of Air.
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DK4881C
(en)
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Method and apparatus for producing a semi-peat from peat.
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DK8412C
(en)
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Method and Apparatus for Manufacturing Lighting Gas.
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DK10333C
(en)
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Procedure and Apparatus for Operating Gas Turbines.
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DK6359C
(en)
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Procedure and Apparatus for Preserving Eggs.
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DK6854C
(en)
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Apparatus for Purification and Humidification of Air.
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