RU2002127966A - WASTE WATER TREATMENT METHOD - Google Patents

WASTE WATER TREATMENT METHOD

Info

Publication number
RU2002127966A
RU2002127966A RU2002127966/15A RU2002127966A RU2002127966A RU 2002127966 A RU2002127966 A RU 2002127966A RU 2002127966/15 A RU2002127966/15 A RU 2002127966/15A RU 2002127966 A RU2002127966 A RU 2002127966A RU 2002127966 A RU2002127966 A RU 2002127966A
Authority
RU
Russia
Prior art keywords
waste water
water treatment
treatment method
urea
formaldehyde
Prior art date
Application number
RU2002127966/15A
Other languages
Russian (ru)
Other versions
RU2228303C1 (en
Inventor
Арарат Александрович Пашаян
Виктор Петрович Гамазин
Сергей Викторович Лукашов
Original Assignee
Брянская государственная инженерно-технологическая академия
Filing date
Publication date
Application filed by Брянская государственная инженерно-технологическая академия filed Critical Брянская государственная инженерно-технологическая академия
Priority to RU2002127966/15A priority Critical patent/RU2228303C1/en
Priority claimed from RU2002127966/15A external-priority patent/RU2228303C1/en
Publication of RU2002127966A publication Critical patent/RU2002127966A/en
Application granted granted Critical
Publication of RU2228303C1 publication Critical patent/RU2228303C1/en

Links

Claims (1)

Способ очистки сточных вод, содержащих формальдегид, включающий обработку сточной воды мочевиной, отличающийся тем, что в сточные воды при рН=1,5-2,0 вводят мочевину в мольном соотношении формальдегид:мочевина, равном 1,0:(1,3-1,5) и выдерживают в течение 3,5-4,5 ч, выделяют смолу фильтрованием и пропускают фильтрат через кислый, пористый сорбент со скоростью 0,5-1,0 м3/ч.A method of treating wastewater containing formaldehyde, comprising treating wastewater with urea, characterized in that urea is introduced into the wastewater at pH = 1.5-2.0 in a molar ratio of formaldehyde: urea equal to 1.0: (1.3- 1.5) and incubated for 3.5-4.5 hours, the resin is isolated by filtration and the filtrate is passed through an acidic, porous sorbent at a speed of 0.5-1.0 m 3 / h.
RU2002127966/15A 2002-10-17 2002-10-17 Waste water treatment process RU2228303C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2002127966/15A RU2228303C1 (en) 2002-10-17 2002-10-17 Waste water treatment process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2002127966/15A RU2228303C1 (en) 2002-10-17 2002-10-17 Waste water treatment process

Publications (2)

Publication Number Publication Date
RU2002127966A true RU2002127966A (en) 2004-04-20
RU2228303C1 RU2228303C1 (en) 2004-05-10

Family

ID=32679087

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2002127966/15A RU2228303C1 (en) 2002-10-17 2002-10-17 Waste water treatment process

Country Status (1)

Country Link
RU (1) RU2228303C1 (en)

Similar Documents

Publication Publication Date Title
EP0758680A3 (en) Carrier for immobilizing microorganisms, and method for converting nitrogen compounds in a liquid using the same
WO2002009851A1 (en) Method of treating combustion gas and treating apparatus
RU97116918A (en) ARSENIC WATER TREATMENT
RU2002127966A (en) WASTE WATER TREATMENT METHOD
CA2381623A1 (en) Method of waste treatment
RU96117220A (en) WATER CLEANING METHOD
RU94028195A (en) Process for purifying sewage of heavy metal ions
RU96105506A (en) METHOD FOR SEWAGE TREATMENT FROM AMMONIUM NITROGEN
RU97114109A (en) METHOD FOR CLEANING NATURAL AND SEWAGE WATERS
Mazlum et al. Enhanced bio-P removal in two-stage biological treatment
RU94022973A (en) METHOD FOR CLEANING NATURAL WATERS
SU1518311A1 (en) Method of treating highly concentrated waste water
RU2003137269A (en) METHOD FOR SEWAGE TREATMENT FROM AMMONIUM IONS
RU2005100298A (en) METHOD FOR TREATING BIOLOGICALLY PURIFIED SEWAGE
SU1153974A1 (en) Method of obtaining filtering material
RU2000127572A (en) METHOD FOR BIOLOGICAL PURIFICATION OF SEWAGE FROM PHENOL
RU2252194C1 (en) Sewage purification method
RU95121509A (en) METHOD FOR BIOLOGICAL SEWAGE TREATMENT WITH WASTE REDUCTION
SU1101415A1 (en) Method for purifying arsenic-containing solutions
RU94030063A (en) Method of sewage purification from hydrogen sulfide
RU2000116212A (en) WATER TREATMENT METHOD
Jestin et al. Control of a biological process: The denitrification facility at Eragny(France).
RU95110534A (en) METHOD OF BIOCHEMICAL TREATMENT OF WASTEWATER
RU2002122185A (en) The method of wastewater treatment from suspension of polymers
RU96100693A (en) WATER WATER TREATMENT FROM CHROMATES