Державний Науково-Дослідний І Проектний Інститут Хімічних Технологій "Хімтехнологія"
Государственный Научно-Исследовательский И Проектный Институт Химических Технологий «Химтехнология»
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Application filed by Державний Науково-Дослідний І Проектний Інститут Хімічних Технологій "Хімтехнологія", Государственный Научно-Исследовательский И Проектный Институт Химических Технологий «Химтехнология»filedCriticalДержавний Науково-Дослідний І Проектний Інститут Хімічних Технологій "Хімтехнологія"
Publication of UA6708C2publicationCriticalpatent/UA6708C2/en
An invention relates to the preparation of softened natural water, containing humic substances, for the purpose of their usage for the industrial water supply. A process comprises their treatment by aluminium coagulant, besides to the treating water a water solution of hexamethylene diamine in quantity of 0.0154-0.154 mg-equiv/l is additionally added.
UA93121790A1992-03-251993-03-23Process for the purification of natural water from humic substances
UA6708C2
(en)
Equipment for raw water's preliminary treatment during production of potable and/or supplementary and refilling water by means of reversing osmosis encompassing process