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DK17463C
(en)
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Method for Purifying Coal Gas.
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FR466456A
(en)
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Gas scrubber system
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DK15868C
(en)
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Gas Production Procedure.
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DK18983C
(en)
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Gas Production Furnace.
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DK17226C
(en)
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Procedure for purifying gas and for the simultaneous recovery of by-products.
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DK17281C
(en)
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Procedure for Purifying Liquid Hydrocarbons.
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DK15899C
(en)
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Apparatus for the production of oil gas.
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DK21765C
(en)
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Purifier for sludge wells.
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AT75512B
(en)
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Procedure for operating mechanical combustion systems.
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DK17925C
(en)
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Procedure for Restoring the Chimneys.
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DK13916C
(en)
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Charging rail for firearms.
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DK17615C
(en)
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Procedure for Manufacturing Ignition Rates.
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DK17786C
(en)
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Procedure for Manufacturing Ignition Rates.
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DK13601C
(en)
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Method for Manufacturing I-Beams with Parallel Flanges.
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DK22834C
(en)
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Procedure for Distilling Powdered Coal.
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DK16770C
(en)
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Procedure for Utilization of Used Gas Purifier.
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DK19072C
(en)
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Procedure for the manufacture of hydrocarbons suitable for gaseous form.
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DK15929C
(en)
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Procedure for Making Matches.
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ES55658A1
(en)
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An apparatus for gas injection.
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DK22267C
(en)
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Seal for Gas Containers.
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DK16760C
(en)
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Tool for Searching for Mines.
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DK17239C
(en)
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Holder for Damehattenaale.
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DK20459C
(en)
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Apparatus for fastening self-loading flaps.
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DK24284C
(en)
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Procedure for Drawing Steel Pipes.
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DK16544C
(en)
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Procedure for Allowing Cans.
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