| 摘要 |
1356027 Zirconium alloy UGINE KUHLMANN 19 May 1971 [20 May 1970] 15841/71 Heading C7A Apparatus used in handling hot concentrated solutions of sulphuric and/or hydrochloric acid which contain oxidizing metal ions, e.g. Fe (III) ions, is constructed of an alloy consisting by weight of: - balance zirconium and impurities. The invention is particularly suited for the construction of containers and piping in chemical apparatus. |
