RU2000127923A - COAGULANT FOR CLEANING NATURAL AND WASTE WATER, METHOD FOR ITS OBTAINING AND METHOD FOR ITS USE - Google Patents

COAGULANT FOR CLEANING NATURAL AND WASTE WATER, METHOD FOR ITS OBTAINING AND METHOD FOR ITS USE

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Publication number
RU2000127923A
RU2000127923A RU2000127923/12A RU2000127923A RU2000127923A RU 2000127923 A RU2000127923 A RU 2000127923A RU 2000127923/12 A RU2000127923/12 A RU 2000127923/12A RU 2000127923 A RU2000127923 A RU 2000127923A RU 2000127923 A RU2000127923 A RU 2000127923A
Authority
RU
Russia
Prior art keywords
coagulant
natural
purification
oxide
white
Prior art date
Application number
RU2000127923/12A
Other languages
Russian (ru)
Other versions
RU2195434C2 (en
Inventor
Светлана Васильевна Караван
Мария Кирилловна Хрипун
Любовь Александровна Мюнд
Original Assignee
Санкт-Петербургский государственный университет
Filing date
Publication date
Application filed by Санкт-Петербургский государственный университет filed Critical Санкт-Петербургский государственный университет
Priority to RU2000127923A priority Critical patent/RU2195434C2/en
Priority claimed from RU2000127923A external-priority patent/RU2195434C2/en
Publication of RU2000127923A publication Critical patent/RU2000127923A/en
Application granted granted Critical
Publication of RU2195434C2 publication Critical patent/RU2195434C2/en

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Claims (1)

1. Коагулянт для очистки природных и сточных вод, содержащий соединения алюминия, оксида кальция, оксида кремния, оксида железа, оксида натрия, отличающийся тем, что он дополнительно содержит диоксид серы и оксид магния и ингредиенты взяты в соотношении, %:
Al2O3 - 8 - 30
CaO - 30 - 55
Fe2О3 - 0,1 - 2,0
Na2O - 0,1 - 2,0
SiO2 - 0,5 - 5,0
SO2 - 0,1 - 2,0
MgO - 0,1 - 2,0
CO2 - 0,1 - 2,0
Вода - Остальное
2. Способ получения коагулянта для очистки природных и сточных вод, заключающийся в высушивании и измельчении получаемого реагента, отличающийся тем, что в качестве исходного продукта для получения реагента используют шлам, являющийся промежуточным продуктом производства глинозема, который отбирают в виде осадка и обрабатывают необходимым объемом 2%-ного водного раствора бикарбоната натрия и сульфата натрия в соотношении 1: 1 в течение не менее 5 мин, после чего полученную смесь отфильтровывают, а полученный осадок высушивают и измельчают до порошкообразного состояния.1. Coagulant for the purification of natural and waste waters containing compounds of aluminum, calcium oxide, silicon oxide, iron oxide, sodium oxide, characterized in that it additionally contains sulfur dioxide and magnesium oxide and the ingredients are taken in a ratio,%:
Al 2 O 3 - 8 - 30
CaO - 30 - 55
Fe 2 O 3 - 0.1 - 2.0
Na 2 O - 0.1 - 2.0
SiO 2 - 0.5 - 5.0
SO 2 - 0.1 - 2.0
MgO - 0.1 - 2.0
CO 2 - 0.1 - 2.0
Water - The Rest
2. A method of obtaining a coagulant for the purification of natural and waste water, which consists in drying and grinding the resulting reagent, characterized in that sludge is used as a starting product for the preparation of the reagent, which is an intermediate product of alumina production, which is taken as sludge and treated with the required volume 2 % aqueous solution of sodium bicarbonate and sodium sulfate in a ratio of 1: 1 for at least 5 minutes, after which the mixture is filtered, and the resulting precipitate is dried and ground to a powder. 3. Способ использования коагулянта для очистки природных и сточных вод, заключающийся в добавлении к очищаемой воде коагулянта в виде водной суспензии и их перемешивании, отличающийся тем, что в качестве коагулянта используют белый коагулянт (БК), который добавляют в очищаемую воду в виде водной суспензии в количестве не менее 3 мг/дм3, а перемешивание производят не менее 0,1 мин.3. The method of using coagulant for purification of natural and wastewater, which consists in adding to the purified water coagulant in the form of an aqueous suspension and mixing them, characterized in that white coagulant (BC) is used as a coagulant, which is added to the purified water in the form of an aqueous suspension in an amount of not less than 3 mg / dm 3 , and mixing is carried out at least 0.1 min. 4. Способ по п. 3, отличающийся тем, что при очистке природных и сточных вод белый коагулянт (БК) может применятся совместно с известными коагулянтами, например, гидроксихлоридом алюминия, железным купоросом и др. 4. The method according to p. 3, characterized in that during the purification of natural and waste water white coagulant (BC) can be used in conjunction with known coagulants, for example, aluminum hydroxychloride, iron vitriol, etc. 5. Способ по п. 3, отличающийся тем, что при очистке природных и сточных вод белый коагулянт (БК) может применятся в сочетании с известными флокулянтами, например, полиакриламидом (ПАА), суперфлаком, престолом и др. 5. The method according to p. 3, characterized in that during the purification of natural and wastewater white coagulant (BC) can be used in combination with known flocculants, for example, polyacrylamide (PAA), superflakom, throne, etc.
RU2000127923A 2000-11-08 2000-11-08 Coagulant for cleaning natural and waste water, method of production and use of such coagulant RU2195434C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2000127923A RU2195434C2 (en) 2000-11-08 2000-11-08 Coagulant for cleaning natural and waste water, method of production and use of such coagulant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2000127923A RU2195434C2 (en) 2000-11-08 2000-11-08 Coagulant for cleaning natural and waste water, method of production and use of such coagulant

Publications (2)

Publication Number Publication Date
RU2000127923A true RU2000127923A (en) 2002-10-27
RU2195434C2 RU2195434C2 (en) 2002-12-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2000127923A RU2195434C2 (en) 2000-11-08 2000-11-08 Coagulant for cleaning natural and waste water, method of production and use of such coagulant

Country Status (1)

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RU (1) RU2195434C2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100528280C (en) * 2006-04-30 2009-08-19 长春水务(集团)有限责任公司 High-alkalization degree poly-ion polymerized composite coagulant and preparation method thereof
CN100412014C (en) * 2006-11-27 2008-08-20 武汉路德科技有限责任公司 Sludge drying agent and its preparing method
RU2007124531A (en) 2007-07-02 2009-01-10 Общество с ограниченной ответственностью "Проминвест РП" (ООО "Проминвест РП") (RU) TITANIUM COAGULANT FOR CLEANING AND DISINFECTION OF NATURAL AND SEWAGE WATERS, A SAFE METHOD FOR ITS PRODUCTION AND METHOD FOR USE
RU2683082C1 (en) * 2018-05-31 2019-03-26 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский горный университет" Method for obtaining calcium aluminosilicate inorganic coagulant

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