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You are here: Main About NMMC Items of Intellectual Property Ammonium paratungstate decontamination method

Ammonium paratungstate decontamination method

The invention relates to the hydrometallurgy of tungsten.

The object of invention is to simplify the process, reduce the reagent consumption, and improve working conditions.

Ammonium paratungstate is diluted in weak acid medium at elevated temperatures with subsequent leaching of the produced solution in ammonia water to pH = 8. Impurities left after solution alkalization are removed by filtration.

Key words: hydrometallurgy, ammonium paratunsgstate, decontamination

The invention is covered by Inventors Certificate No.1433046.

The technology may be transferred under license agreement. Please send your offers for acquisition of license to the following address: 27 Navoi Str., Navoi 210100, Uzbekistan. Tel: +998(79)2277206, email: This email address is being protected from spambots. You need JavaScript enabled to view it.

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You are here: Main About NMMC Items of Intellectual Property Ammonium paratungstate decontamination method