Підприємство По Пуску, Налагодженню, Удосконаленню Технології Та Експлуатації Електростанцій І Мереж "Доноргрес"
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Priority to UA4462534ApriorityCriticalpatent/UA8125A1/en
Publication of UA8125A1publicationCriticalpatent/UA8125A1/en
A process comprises water clarification, two-stage water treatment under desalination by a successive passage of a clarified water through cationite in H+-form to a sodium ions breakthrough and anionite in HCO-3 – form to the chlorine ions breakthrough on the first stage and the water passage through cationite and exhausted under desalination on the first stage anionite in Cl-, SO4-2 – form by water stabilization, ionite regeneration.
UA4462534A1988-07-181988-07-18Process for water preparation
UA8125A1
(en)
Method of purifying waste liquid produced from photographic treatment using sulfur bacteria and method of recoveryof silver from waste liquid of photographic treatment