RU2003105874A - METHOD FOR WASTE WATER TREATMENT FROM PHOSPHATES - Google Patents

METHOD FOR WASTE WATER TREATMENT FROM PHOSPHATES

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Publication number
RU2003105874A
RU2003105874A RU2003105874/15A RU2003105874A RU2003105874A RU 2003105874 A RU2003105874 A RU 2003105874A RU 2003105874/15 A RU2003105874/15 A RU 2003105874/15A RU 2003105874 A RU2003105874 A RU 2003105874A RU 2003105874 A RU2003105874 A RU 2003105874A
Authority
RU
Russia
Prior art keywords
phosphates
aluminum chloride
wastewater
waste water
water treatment
Prior art date
Application number
RU2003105874/15A
Other languages
Russian (ru)
Other versions
RU2237619C1 (en
Inventor
Анатолий Иванович Елшин
Виталий Степанович Мельников
Валентина Михайловна Воронина
Виктор Петрович Томин
Игорь Евгеньевич Кузора
Сергей Степанович Горявин
Original Assignee
Открытое акционерное общество "Ангарская нефтехимическая компания"
Filing date
Publication date
Application filed by Открытое акционерное общество "Ангарская нефтехимическая компания" filed Critical Открытое акционерное общество "Ангарская нефтехимическая компания"
Priority to RU2003105874/15A priority Critical patent/RU2237619C1/en
Priority claimed from RU2003105874/15A external-priority patent/RU2237619C1/en
Publication of RU2003105874A publication Critical patent/RU2003105874A/en
Application granted granted Critical
Publication of RU2237619C1 publication Critical patent/RU2237619C1/en

Links

Claims (5)

1. Способ очистки сточных вод от фосфатов, включающий обработку воды гидролизующейся солью алюминия, отличающийся тем, что обработку на стадии осаждения проводят алюмохлоридным раствором (отход производства этилбензола - сточные воды).1. A method of treating wastewater from phosphates, including treating water with a hydrolyzed aluminum salt, characterized in that the treatment at the precipitation stage is carried out with an aluminum chloride solution (waste product from ethylbenzene - wastewater). 2. Способ по п.1, отличающийся тем, что алюмохлоридный раствор характеризуется следующими показателями, г/дм3:2. The method according to claim 1, characterized in that the aluminum chloride solution is characterized by the following indicators, g / DM 3 : Хлорид алюминия 1,5-8,2Aluminum chloride 1.5-8.2 Свободная соляная кислота 1,1-48,0Free hydrochloric acid 1.1-48.0 Величина рН 0,9-2,9PH value 0.9-2.9 3. Способ по п.1, отличающийся тем, что алюмохлоридный раствор перед употреблением обрабатывают раствором щелочи, доводя его величину рН до 3,8-4,3.3. The method according to claim 1, characterized in that the aluminochloride solution is treated with an alkali solution before use, bringing its pH to 3.8-4.3. 4. Способ по п.1, отличающийся тем, что обработанный щелочью алюмохлоридный раствор добавляют в воду в количестве 1,0-3,2 дм3/м3.4. The method according to claim 1, characterized in that the alkali-treated aluminum chloride solution is added to water in an amount of 1.0-3.2 dm 3 / m 3 . 5. Способ по п.1, отличающийся тем, что обработку стоков и осаждение проводят при рН 6,5-7,4.5. The method according to claim 1, characterized in that the treatment of wastewater and sedimentation is carried out at a pH of 6.5 to 7.4.
RU2003105874/15A 2003-03-03 2003-03-03 Waste water dephosphatization method RU2237619C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2003105874/15A RU2237619C1 (en) 2003-03-03 2003-03-03 Waste water dephosphatization method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2003105874/15A RU2237619C1 (en) 2003-03-03 2003-03-03 Waste water dephosphatization method

Publications (2)

Publication Number Publication Date
RU2003105874A true RU2003105874A (en) 2004-09-27
RU2237619C1 RU2237619C1 (en) 2004-10-10

Family

ID=33537674

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003105874/15A RU2237619C1 (en) 2003-03-03 2003-03-03 Waste water dephosphatization method

Country Status (1)

Country Link
RU (1) RU2237619C1 (en)

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