RU96111772A - METHOD FOR TREATMENT OF WASTE WATER DRAINAGE BEFORE DEWATERING - Google Patents

METHOD FOR TREATMENT OF WASTE WATER DRAINAGE BEFORE DEWATERING

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Publication number
RU96111772A
RU96111772A RU96111772/25A RU96111772A RU96111772A RU 96111772 A RU96111772 A RU 96111772A RU 96111772/25 A RU96111772/25 A RU 96111772/25A RU 96111772 A RU96111772 A RU 96111772A RU 96111772 A RU96111772 A RU 96111772A
Authority
RU
Russia
Prior art keywords
treatment
waste water
water drainage
before dewatering
sludge
Prior art date
Application number
RU96111772/25A
Other languages
Russian (ru)
Inventor
С.А. Куценко
В.Ю. Неженцев
Н.В. Бурцева
А.А. Спиридонов
В.И. Пилюзин
Original Assignee
С.А. Куценко
А.А. Спиридонов
Н.В. Бурцева
В.И. Пилюзин
В.Ю. Неженцев
Filing date
Publication date
Application filed by С.А. Куценко, А.А. Спиридонов, Н.В. Бурцева, В.И. Пилюзин, В.Ю. Неженцев filed Critical С.А. Куценко
Publication of RU96111772A publication Critical patent/RU96111772A/en

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Claims (1)

Способ обработки осадка сточных вод перед обезвоживанием, включающий обработку осадка коагулянтом на основе гидрооксохлоридов алюминия, отличающийся тем, что обработку илового осадка производят при расходе коагулянта 3 - 4% (в пересчете на Al2O3) от массы сухого вещества осадка, при постоянном перемешивании в течение 20 - 60 минут, с последующим отстоем в течение 10 - 30 минут.A method of treating sewage sludge before dewatering, including treating the sludge with a coagulant based on aluminum hydroxide chlorides, characterized in that the sludge is treated at a coagulant flow rate of 3 to 4% (in terms of Al 2 O 3 ) based on the weight of the sludge dry matter, with constant stirring within 20 to 60 minutes, followed by sediment for 10 to 30 minutes.
RU96111772/25A 1996-06-11 METHOD FOR TREATMENT OF WASTE WATER DRAINAGE BEFORE DEWATERING RU96111772A (en)

Publications (1)

Publication Number Publication Date
RU96111772A true RU96111772A (en) 1998-09-27

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