AU4197889A - Method for purification of waste aqueous medium - Google Patents

Method for purification of waste aqueous medium

Info

Publication number
AU4197889A
AU4197889A AU41978/89A AU4197889A AU4197889A AU 4197889 A AU4197889 A AU 4197889A AU 41978/89 A AU41978/89 A AU 41978/89A AU 4197889 A AU4197889 A AU 4197889A AU 4197889 A AU4197889 A AU 4197889A
Authority
AU
Australia
Prior art keywords
purification
aqueous medium
waste aqueous
waste
medium
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.)
Abandoned
Application number
AU41978/89A
Inventor
Kari Holopainen
Olli Kivekas
Johan J. Lindberg
Marja Liisa Riekkola
Henryk Struszczyk
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.)
FIREXTRA Oy
Original Assignee
FIREXTRA Oy
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 FIREXTRA Oy filed Critical FIREXTRA Oy
Publication of AU4197889A publication Critical patent/AU4197889A/en
Abandoned 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
    • 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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds

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)
  • General Chemical & Material Sciences (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
AU41978/89A 1988-09-05 1989-09-05 Method for purification of waste aqueous medium Abandoned AU4197889A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI884074A FI884074A (en) 1988-09-05 1988-09-05 FOERFARANDE FOER RENING AV AVLOPPSVATTEN.
FI884074 1988-09-05

Publications (1)

Publication Number Publication Date
AU4197889A true AU4197889A (en) 1990-04-02

Family

ID=8526998

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41978/89A Abandoned AU4197889A (en) 1988-09-05 1989-09-05 Method for purification of waste aqueous medium

Country Status (3)

Country Link
AU (1) AU4197889A (en)
FI (1) FI884074A (en)
WO (1) WO1990002708A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5336415A (en) * 1993-02-10 1994-08-09 Vanson L.P. Removing polyvalent metals from aqueous waste streams with chitosan and halogenating agents
US5393435A (en) * 1993-09-17 1995-02-28 Vanson L.P. Removal of organic contaminants from aqueous media
FR2744930B1 (en) * 1996-02-15 1998-03-13 Commissariat Energie Atomique PROCESS FOR SEPARATING AT LEAST ONE METAL PRESENT IN A SOLUTION BY FIXING ON A CHITOSANE
US7311829B2 (en) 2003-02-13 2007-12-25 H2Q Water Industries, Ltd. Water conversion device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3533940A (en) * 1967-06-02 1970-10-13 Quintin P Peniston Method for treating an aqueous medium with chitosan and derivatives of chitin to remove an impurity
IT1027501B (en) * 1968-12-06 1978-12-20 Muzzarelli Weckx M G F CHITIN CHITOSAN AND DERIVATIVES USED AS CHROMATOGRAPHIC SUPPORTS AND AS ADSORBENTS FOR THE COLLECTION OF IONS FROM WATER AND ORGANIC SOLUTIONS FROM DRINKING AND SEA WATER
PL125995B2 (en) * 1981-02-27 1983-06-30 Process for preparing chitosan of enlarged internal surface
IT1190380B (en) * 1985-06-21 1988-02-16 Consiglio Nazionale Ricerche FUNCTIONALIZED AND CROSSLINED GLUCANS, PREPARATION PROCESS AND INTERMEDIATES, THEIR USES
FI77681C (en) * 1986-08-18 1989-04-10 Firextra Oy Chitosan products, in particular films, and processes for their preparation.

Also Published As

Publication number Publication date
FI884074A (en) 1990-03-06
FI884074A0 (en) 1988-09-05
WO1990002708A1 (en) 1990-03-22

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