FR2298514A1 - Procede de decoloration d'eaux residuaires - Google Patents

Procede de decoloration d'eaux residuaires

Info

Publication number
FR2298514A1
FR2298514A1 FR7602149A FR7602149A FR2298514A1 FR 2298514 A1 FR2298514 A1 FR 2298514A1 FR 7602149 A FR7602149 A FR 7602149A FR 7602149 A FR7602149 A FR 7602149A FR 2298514 A1 FR2298514 A1 FR 2298514A1
Authority
FR
France
Prior art keywords
residual water
decoloration process
water decoloration
residual
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR7602149A
Other languages
English (en)
French (fr)
Other versions
FR2298514B1 (de
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2298514A1 publication Critical patent/FR2298514A1/fr
Application granted granted Critical
Publication of FR2298514B1 publication Critical patent/FR2298514B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7602149A 1975-01-27 1976-01-27 Procede de decoloration d'eaux residuaires Granted FR2298514A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752503169 DE2503169B1 (de) 1975-01-27 1975-01-27 Abwasser-entfaerbungsverfahren

Publications (2)

Publication Number Publication Date
FR2298514A1 true FR2298514A1 (fr) 1976-08-20
FR2298514B1 FR2298514B1 (de) 1979-08-24

Family

ID=5937372

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7602149A Granted FR2298514A1 (fr) 1975-01-27 1976-01-27 Procede de decoloration d'eaux residuaires

Country Status (7)

Country Link
JP (1) JPS51101372A (de)
AT (1) AT339223B (de)
BE (1) BE837922A (de)
DE (1) DE2503169B1 (de)
FR (1) FR2298514A1 (de)
GB (1) GB1490691A (de)
SE (1) SE7600769L (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2302122A1 (fr) * 1975-02-26 1976-09-24 Bayer Ag Procede pour elimine

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3111615A1 (de) 1981-03-25 1982-10-07 Basf Ag, 6700 Ludwigshafen Verfahren zur entfernung von anionischen verbindungen aus wasser
GB8512937D0 (en) * 1985-05-22 1985-06-26 Allied Colloids Ltd Water treatment
DE19725096C2 (de) * 1997-06-13 2001-05-10 Saechsisches Textilforsch Inst Verfahren zur Eliminierung von Reaktivfarbstoffen und deren Hydrolysaten aus Abwässern
CN111153482A (zh) * 2020-01-14 2020-05-15 广东碧清环保科技股份有限公司 一种服装干法印花生产废水零排放污水处理技术
CN111389378B (zh) * 2020-03-27 2023-06-27 重庆大学 一种两性自上浮吸附剂、制备方法和应用
CN111943340A (zh) * 2020-06-15 2020-11-17 中国纺织科学研究院有限公司 一种Lyocell纺丝凝固浴回收液的净化方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1471426A (fr) * 1965-03-11 1967-03-03 Ici Ltd Procédé pour clarifier et décolorer des systèmes aqueux contenant des particules en suspension
FR2181889A1 (de) * 1972-04-28 1973-12-07 Dow Chemical Co
FR2182210A1 (de) * 1972-04-27 1973-12-07 Kanebo Ltd
FR2189327A1 (de) * 1972-06-23 1974-01-25 Ciba Geigy Ag

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1471426A (fr) * 1965-03-11 1967-03-03 Ici Ltd Procédé pour clarifier et décolorer des systèmes aqueux contenant des particules en suspension
FR2182210A1 (de) * 1972-04-27 1973-12-07 Kanebo Ltd
FR2181889A1 (de) * 1972-04-28 1973-12-07 Dow Chemical Co
FR2189327A1 (de) * 1972-06-23 1974-01-25 Ciba Geigy Ag

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2302122A1 (fr) * 1975-02-26 1976-09-24 Bayer Ag Procede pour elimine

Also Published As

Publication number Publication date
JPS51101372A (de) 1976-09-07
DE2503169B1 (de) 1976-06-16
ATA51176A (de) 1977-01-15
GB1490691A (en) 1977-11-02
BE837922A (fr) 1976-07-27
FR2298514B1 (de) 1979-08-24
SE7600769L (sv) 1976-07-28
AT339223B (de) 1977-10-10

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Legal Events

Date Code Title Description
ST Notification of lapse