RU2010154357A - METHOD FOR CLEANING OIL-CONTAINING WASTE WATER USING EXPLOSED PERLITE IN HEAD FILTERS - Google Patents
METHOD FOR CLEANING OIL-CONTAINING WASTE WATER USING EXPLOSED PERLITE IN HEAD FILTERS Download PDFInfo
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- RU2010154357A RU2010154357A RU2010154357/05A RU2010154357A RU2010154357A RU 2010154357 A RU2010154357 A RU 2010154357A RU 2010154357/05 A RU2010154357/05 A RU 2010154357/05A RU 2010154357 A RU2010154357 A RU 2010154357A RU 2010154357 A RU2010154357 A RU 2010154357A
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- RU
- Russia
- Prior art keywords
- oil products
- purification
- oil
- flotator
- sorption
- Prior art date
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
Abstract
1. Способ очистки нефтесодержащих сточных вод, включающий последовательную очистку сточных вод отстоем, флотацией, фильтрацией и сорбцией с удалением нефтепродуктов масла, взвешенных веществ в резервуар осадка, причем удаление плавающих нефтепродуктов проводят в нефтеловушке, содержание тяжелых нефтепродуктов снижают в отстойнике, а легких во флотаторе, механические примеси и взвешенные вещества с сорбированными нефтепродуктами, в зависимости от степени дисперсности, удаляются при отстаивании и задерживаются в фильтре грубой, механической очистки, а растворенные нефтепродукты - в фильтре глубокой сорбционной очистки, отличающийся тем, что в качестве загрузки напорных насыпных фильтров применяют минеральный зернистый материал - вспученный перлит. ! 2. Способ по п.1, отличающийся тем, что процесс очистки легких нефтепродуктов во флотаторе происходит без добавления коагулянта, что обеспечивает безопасные показатели качества очищенных стоков по содержанию нефтепродуктов ниже 1,3 мг/л. 1. The method of purification of oily wastewater, including sequential wastewater treatment by sludge, flotation, filtration and sorption with the removal of oil products, suspended solids in the sludge tank, and the removal of floating oil products is carried out in the oil trap, the content of heavy oil products is reduced in the sump, and light in the flotator , mechanical impurities and suspended substances with sorbed oil products, depending on the degree of dispersion, are removed during sedimentation and are retained in the filter by a coarse, mechanical purification, and dissolved oil products - in the filter of deep sorption purification, characterized in that mineral granular material - expanded perlite is used as a loading of pressure bulk filters. ! 2. The method according to claim 1, characterized in that the process of purification of light oil products in the flotator occurs without the addition of a coagulant, which provides safe quality indicators of treated effluents by the oil content below 1.3 mg / L.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2010154357/05A RU2010154357A (en) | 2010-12-29 | 2010-12-29 | METHOD FOR CLEANING OIL-CONTAINING WASTE WATER USING EXPLOSED PERLITE IN HEAD FILTERS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2010154357/05A RU2010154357A (en) | 2010-12-29 | 2010-12-29 | METHOD FOR CLEANING OIL-CONTAINING WASTE WATER USING EXPLOSED PERLITE IN HEAD FILTERS |
Publications (1)
Publication Number | Publication Date |
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RU2010154357A true RU2010154357A (en) | 2012-07-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2010154357/05A RU2010154357A (en) | 2010-12-29 | 2010-12-29 | METHOD FOR CLEANING OIL-CONTAINING WASTE WATER USING EXPLOSED PERLITE IN HEAD FILTERS |
Country Status (1)
Country | Link |
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RU (1) | RU2010154357A (en) |
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2010
- 2010-12-29 RU RU2010154357/05A patent/RU2010154357A/en not_active Application Discontinuation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20120703 |