Removal of iron from hypochlorite solutions
    2.
    发明授权
    Removal of iron from hypochlorite solutions 失效
    从HYPOCHLOLITE解决方案中去除铁

    公开(公告)号:US3557010A

    公开(公告)日:1971-01-19

    申请号:US3557010D

    申请日:1967-08-16

    申请人: ALLIED CHEM

    IPC分类号: C01B11/06

    CPC分类号: C01B11/062

    摘要: PRODUCTION OF HYPOCHLORITE SOLUTIONS CONTAINING LESS THAN 0.1 PART PER MILLION OF IRON WHICH COMPRISES ADDING CALCIUM CHLORIDE AND AN ALKALI METAL CARBONATE TO SAID HYPROCHLORITE SOLUTIONS CONTAINING IRON IMPURITIES AND PERMITTING THE PRECIPITATION OF CALCIUM CARBONATE WHICH RESULTS IN HYPOCHLORITE SOLUTIONS CONTAINING LESS THAN 0.1 PART PER MILLION OF IRON.