RU93016058A - METHOD OF CLEANING WASTE WATER OF COLOR-FINISHING INDUSTRIES - Google Patents

METHOD OF CLEANING WASTE WATER OF COLOR-FINISHING INDUSTRIES

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Publication number
RU93016058A
RU93016058A RU93016058/26A RU93016058A RU93016058A RU 93016058 A RU93016058 A RU 93016058A RU 93016058/26 A RU93016058/26 A RU 93016058/26A RU 93016058 A RU93016058 A RU 93016058A RU 93016058 A RU93016058 A RU 93016058A
Authority
RU
Russia
Prior art keywords
color
waste water
cleaning waste
finishing industries
flocculant
Prior art date
Application number
RU93016058/26A
Other languages
Russian (ru)
Other versions
RU2071952C1 (en
Inventor
С.Э. Харзеева
Л.И. Гень
С.Д. Бобровская
Original Assignee
Курский Политехнический Институт
Filing date
Publication date
Application filed by Курский Политехнический Институт filed Critical Курский Политехнический Институт
Priority to RU93016058A priority Critical patent/RU2071952C1/en
Priority claimed from RU93016058A external-priority patent/RU2071952C1/en
Publication of RU93016058A publication Critical patent/RU93016058A/en
Application granted granted Critical
Publication of RU2071952C1 publication Critical patent/RU2071952C1/en

Links

Claims (1)

Способ заключается в следующем: в сточную воду красильно - отделочного производства после реагентной или электрокоагуляционной обработки вводят флокулянт, представляющий собой гидролизат шерсти, приготовленный из ее производственных отходов путем их растворения в 0,1 н растворе щелочи (при соотношении 1 г шерсти на 100 мл раствора), нагревания при 90 - 100°С в течение 1,5 - 2 ч с последующей выдержкой в течение 20 - 24 ч и десятикратным разбавлением. Концентрация флокулянта в обрабатываемых сточных водах составляет 1 - 3 мг/л, pH после введения флокулянта - 6,5 - 7. Степень очистки до 93%.The method consists in the following: after the reagent or electrocoagulation treatment, flocculant is introduced into the wastewater of the dyeing and finishing plant. ), heating at 90-100 ° C for 1.5-2 hours, followed by aging for 20-24 hours and diluting tenfold. The concentration of the flocculant in the treated wastewater is 1-3 mg / l, the pH after the introduction of the flocculant is 6.5-7. The degree of purification is up to 93%.
RU93016058A 1993-03-26 1993-03-26 Method of purifying waste water from dying and finishing enterprises RU2071952C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU93016058A RU2071952C1 (en) 1993-03-26 1993-03-26 Method of purifying waste water from dying and finishing enterprises

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU93016058A RU2071952C1 (en) 1993-03-26 1993-03-26 Method of purifying waste water from dying and finishing enterprises

Publications (2)

Publication Number Publication Date
RU93016058A true RU93016058A (en) 1995-07-09
RU2071952C1 RU2071952C1 (en) 1997-01-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU93016058A RU2071952C1 (en) 1993-03-26 1993-03-26 Method of purifying waste water from dying and finishing enterprises

Country Status (1)

Country Link
RU (1) RU2071952C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111908577B (en) * 2020-07-20 2022-04-19 重庆工商大学 Method for synthesizing efficient flocculant through hydrolysis optimization

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