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DE1900128A1
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Improved Process for Making Urea
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DE1812975A1
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Process for the liquid-liquid extraction of aromatic hydrocarbons from mixtures with paraffinic, olefinic and naphthenic hydrocarbons
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Ethoxylated fatty amines for use in prodn of viscose
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Process for the separation of mixtures of phosphoric and nitric acid and products obtained thereby
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CA891982A
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Process for the production of non-caking urea
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Separation of mixtures of phosphoric and nitric or hydrochloric acids
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CA847765A
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Continuous process for antifelting and antishrinking treatment of keratinous textile fibres
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