FI912967A0 - Flokkulointiaineena käyttökelpoinen kationinen tanniini ja jätevesien puhdistamisessa flokkulanttina käyttökelpoinen koostumus - Google Patents

Flokkulointiaineena käyttökelpoinen kationinen tanniini ja jätevesien puhdistamisessa flokkulanttina käyttökelpoinen koostumus

Info

Publication number
FI912967A0
FI912967A0 FI912967A FI912967A FI912967A0 FI 912967 A0 FI912967 A0 FI 912967A0 FI 912967 A FI912967 A FI 912967A FI 912967 A FI912967 A FI 912967A FI 912967 A0 FI912967 A0 FI 912967A0
Authority
FI
Finland
Prior art keywords
flocculant
useful
wastewater treatment
cationic tannin
composition
Prior art date
Application number
FI912967A
Other languages
English (en)
Swedish (sv)
Other versions
FI91770C (fi
FI91770B (fi
FI912967A (fi
Inventor
Erkki Pulkkinen
Hannu Mikkonen
Rauni Seppaenen
Original Assignee
Kaukas 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 Kaukas Oy filed Critical Kaukas Oy
Priority to FI912967A priority Critical patent/FI91770C/fi
Publication of FI912967A0 publication Critical patent/FI912967A0/fi
Priority to DE4219343A priority patent/DE4219343C2/de
Priority to SE9201850A priority patent/SE506142C2/sv
Publication of FI912967A publication Critical patent/FI912967A/fi
Application granted granted Critical
Publication of FI91770B publication Critical patent/FI91770B/fi
Publication of FI91770C publication Critical patent/FI91770C/fi

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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07G—COMPOUNDS OF UNKNOWN CONSTITUTION
    • C07G99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General 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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FI912967A 1991-06-18 1991-06-18 Flokkulointiaineena käyttökelpoinen kationinen tanniini ja jätevesien puhdistamisessa flokkulanttina käyttökelpoinen koostumus FI91770C (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI912967A FI91770C (fi) 1991-06-18 1991-06-18 Flokkulointiaineena käyttökelpoinen kationinen tanniini ja jätevesien puhdistamisessa flokkulanttina käyttökelpoinen koostumus
DE4219343A DE4219343C2 (de) 1991-06-18 1992-06-12 Kationisches Tannin und dessen Verwendung zur Abwasserreinigung
SE9201850A SE506142C2 (sv) 1991-06-18 1992-06-16 Katjoniskt tannin och dess användning vid rening av avloppsvatten

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI912967A FI91770C (fi) 1991-06-18 1991-06-18 Flokkulointiaineena käyttökelpoinen kationinen tanniini ja jätevesien puhdistamisessa flokkulanttina käyttökelpoinen koostumus
FI912967 1991-06-18

Publications (4)

Publication Number Publication Date
FI912967A0 true FI912967A0 (fi) 1991-06-18
FI912967A FI912967A (fi) 1992-12-19
FI91770B FI91770B (fi) 1994-04-29
FI91770C FI91770C (fi) 1994-08-10

Family

ID=8532737

Family Applications (1)

Application Number Title Priority Date Filing Date
FI912967A FI91770C (fi) 1991-06-18 1991-06-18 Flokkulointiaineena käyttökelpoinen kationinen tanniini ja jätevesien puhdistamisessa flokkulanttina käyttökelpoinen koostumus

Country Status (3)

Country Link
DE (1) DE4219343C2 (fi)
FI (1) FI91770C (fi)
SE (1) SE506142C2 (fi)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU669985B2 (en) * 1993-06-22 1996-06-27 Betz International, Inc. Compositions and methods for water clarification and wastewater treatment
BR9904020A (pt) * 1999-08-27 2001-04-24 Tanac S A Utilização de um agente coagulante/floculante orgânico e origem vegetal para a remoção de matéria coloidal de águas.
EP2239370B1 (en) 2009-04-09 2012-06-20 Kompetenzzentrum Holz GmbH Dry and wet strength improvement of paper products with cationic tannin
DE202019103213U1 (de) 2018-01-16 2019-07-15 helcotec Chemie u. Technik GmbH Formulierungen zur Abwasserbehandlung
CN110655161A (zh) * 2019-11-20 2020-01-07 上海贤晋质安环保科技有限公司 一种水处理改性松树皮絮凝剂的制备方法
BR102020005579A2 (pt) * 2020-03-20 2020-05-19 Tanac S A processo para preparar um coagulante de origem natural para tratamento de águas e efluentes aquosos, e, coagulante de origem natural.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4558080A (en) * 1984-01-24 1985-12-10 Dearborn Chemical Company Stable tannin based polymer compound

Also Published As

Publication number Publication date
SE9201850L (sv) 1992-12-19
SE506142C2 (sv) 1997-11-17
FI91770C (fi) 1994-08-10
FI91770B (fi) 1994-04-29
SE9201850D0 (sv) 1992-06-16
FI912967A (fi) 1992-12-19
DE4219343A1 (de) 1992-12-24
DE4219343C2 (de) 1996-09-26

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Legal Events

Date Code Title Description
BB Publication of examined application