| 摘要 |
1,033, 649. Ion-exchange. ASAHI KASEI KOGYO KABUSHIKI KAISHA. Dec. 28,1962 [March 6, 1962], No. 48839/62. Heading B1J. Liquids and resins are contacted in countercurrent in absorption vessels 1 and 2 and regenerators 3 and 8 with passage of resin from 1 to 8 and with part recycle of liquid from vessel 2 to vessel 1 to achieve a great separation of the desired ions. |
