发明名称 Process for the recovery of germanium from solutions that contain it.
摘要 <p>Process for the recovery of germanium from solutions that contain it, in particular from solutions diluted by the addition of tartaric acid and extraction with an organic solution of a tertiary amine. In the reextraction with sodium hydroxide there is obtained a concentrate of germanium.</p>
申请公布号 EP0299901(A2) 申请公布日期 1989.01.18
申请号 EP19880500013 申请日期 1988.02.16
申请人 ASTURIANA DE ZINC, S.A. 发明人 SITGES MENENDEZ, FRANCISCO,;SITGES MENENDEZ, FERNANDO;ALVAREZ TAMARGO, FRANCISCO;PRIETO LORENZO, LUIS;RODRIGUEZ VALCARCEL, MATIAS;DE LA CUADRA HERRERA, ANTONIO;ARREGUI FERNANDEZ, VICENTE
分类号 C01G17/00;C22B3/26;C22B41/00 主分类号 C01G17/00
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