DK3013C
(en)
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Procedure for the production of sulfuric anhydride and sulfuric acid.
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DK3568C
(en)
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Process for the production of sulfuric anhydride.
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DK1463C
(en)
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Procedure for the Separation of Ortho-Anhydrosulfamine Benzoic Acid and Para-Sulfamine Benzoic Acid.
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DK3538C
(en)
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Procedure for the manufacture of various products of seaweed acid.
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DK5956C
(en)
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Process for the production of nitric acid or nitric acid.
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DK1483C
(en)
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Procedure for the production of alkali aluminates and alkali silicates.
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DK3171C
(en)
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Procedure for the production of water gas.
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DK2923C
(en)
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Procedure and Apparatus for the Production of Peat Fuel.
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DK3113C
(en)
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Procedure for the production of limestone.
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DK2125C
(en)
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Procedure for the Production of Blood Fertilizer.
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DK19598C
(en)
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Process for the preparation of organic acid anhydrides or mixtures of anhydride and acid.
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DK2320C
(en)
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Procedure for the manufacture of substrates for electrotypes (galvanos) and the like.
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DK2956C
(en)
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Procedure for Bilning of Rinske Møllesten.
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DK3829C
(en)
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Procedure for the manufacture of anti-skid step plates and the like.
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DK4191C
(en)
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Machine for the manufacture of kegs and the like.
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DK3415C
(en)
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Procedure for the Manufacture of Embers.
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DK3588C
(en)
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Apparatus for the production of ozone.
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DK3068C
(en)
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Procedure for the production of yeast for the herb method.
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ES26891A1
(en)
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An apparatus for concentrating sulfuric acid.
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CH20742A
(en)
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Truss
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CH22045A
(en)
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Truss
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DK3416C
(en)
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Procedure for the production of aluminum-magnesium alloys.
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DK1958C
(en)
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Apparatus for the production of regular and increased respiration.
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DK4439C
(en)
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Procedure for the manufacture of Portland cement.
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DK2859C
(en)
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Procedure for electrolytic production of chromium spleen.
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