| 摘要 |
U.S. SN 785, 475 Filed April 7, 1977 SELECTIVE REMOVAL OF IRON CYANIDE ANIONS FROM FLUIDS CONTAINING THIOCYANATES D.N. 76-33 Certain strongly basic, acrylic-based anion exchange resins are employed to selectively remove ferrocyanide and ferricyanide anions from aqueous fluids containing thiocyanate anions. A portion of the resin regeneration fluid may be reclaimed for re-use. |
