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1.Process for preparing chlorine by electrolysis of aqueous hydrochloric acid 失效
Title translation: 水溶液电解法制备氯仿的方法公开(公告)号:US3486994A
公开(公告)日:1969-12-30
申请号:US3486994D
申请日:1966-12-20
Applicant: HOECHST AG
Inventor: DONGES ERNST , JANSON HANS GEORG
CPC classification number: C25B1/26
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公开(公告)号:US3507771A
公开(公告)日:1970-04-21
申请号:US3507771D
申请日:1967-09-18
Applicant: HOECHST AG
Inventor: DONGES ERNST , HUND HELMUT
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3.Process for obtaining fluorine compounds from digestion solutions of crude phosphates with nitric acid or hydrochloric acid 失效
Title translation: 使用硝酸或氢氯酸从磷酸氢钠溶液中获取氟化合物的方法公开(公告)号:US3420622A
公开(公告)日:1969-01-07
申请号:US3420622D
申请日:1966-02-17
Applicant: HOECHST AG
Inventor: DONGES ERNST , KOHLHAAS RUDOLF , HLOCH ALBERT , MEDIC NIKOLAI
CPC classification number: C01B33/103 , C05B11/06 , C05B11/12
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