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DK8638C
(en)
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Method for the extraction of lead and silver from their sulfur-containing ores.
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DK9081C
(en)
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Procedure for Treatment of Sulfur Zinc and Sulfur Lead Ore.
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DK10968C
(en)
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Method for Treating Indigestible Zinc Lead Ores.
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DK8606C
(en)
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Method of Making Compoboard.
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DK8702C
(en)
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Insulation material and method of making the same.
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DK7751C
(en)
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Method for Manufacturing Detonating Fireworks.
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DK8302C
(en)
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Procedure for the production of strips, wires, rods and the like of metal by electrolysis.
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DK8868C
(en)
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Method of Treatment of Leather.
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DK12307C
(en)
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Chenilla-like Florbaand and Forvare for the same production.
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DK9155C
(en)
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Method for Manufacturing Metal Matrices.
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DK10388C
(en)
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Procedure for Electrolytic Extraction of Metals from Their Ore.
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AT33233B
(en)
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Centrifugal amalgamator.
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DK11715C
(en)
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Machine for Casting Lead Seals and the like.
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DK11587C
(en)
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Method for separating Metals and Metalloids from their natural and artificial compounds.
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DK8191C
(en)
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Procedure for refining and purifying coffee substitutes.
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DK12144C
(en)
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Machine for making wire pins and the like.
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DK9586C
(en)
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Procedure and Plant for the Production of Carbide.
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DK9079C
(en)
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Procedure and Device for Leaching and Drying of Artificial Threads.
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DK9372C
(en)
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Process for the Extraction of Cyan - Iron Compounds from Gas.
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DK11776C
(en)
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Chamber furnace for coal degassing, ore roasting and the like.
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DK8482C
(en)
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Apparatus for extracting the juice of plant parts by leaching.
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DK12454C
(en)
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Method of Extraction of Electrolyte Copper or Other Metals.
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DK8586C
(en)
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Crane, designed for extension and shortening of the lower part of the crane trunk.
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CA106155A
(en)
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Still for mercury or quicksilver
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DK11071C
(en)
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Method and Apparatus for Manufacturing Fishing Netes.
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