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Specialized Metallurgical Processes, Compositions For Use Therein, Consolidated Metal Powder Compositions, And Loose Metal Particulate Mixtures > Processes > Producing Or Treating Free Metal > At 300 Degrees C Or Greater (e.g., Pyrometallurgy, Etc.) > Nonferrous > Tin(sn)
Tin(sn)Tin(sn) patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.
03/06/14 - 20140060252 - Method of producing tin emitted low alpha radiation by using vacuum refining
A method of producing a purified tin, which emits low alpha radiation by using a vacuum refining has developed: the steps are comprising: preparing a crude tin; containing the crude tin in a crucible and placing it in a vacuum furnace; and removing the impurities, which have higher vapor pressures...