FI904979A7 - Menetelmä jäte- ja/tai juomaveden puhdistamiseksi - Google Patents

Menetelmä jäte- ja/tai juomaveden puhdistamiseksi Download PDF

Info

Publication number: FI904979A7
Authority: FI; Finland
Prior art keywords: drinking water; purifying waste; purifying; waste; drinking
Prior art date: 1990-10-10

Application number

FI904979A

Other languages

English (en)

Swedish (sv)

Other versions

FI904979L (fi

FI904979A0 (fi

Inventor

Viljo Järvenpää

Original Assignee

Wiser 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.)

1990-10-10

Filing date

1990-10-10

Publication date

1992-04-11

1990-10-10 Application filed by Wiser Oy filed Critical Wiser Oy

1990-10-10 Priority to FI904979A priority Critical patent/FI904979L/fi

1990-10-10 Publication of FI904979A0 publication Critical patent/FI904979A0/fi

1991-09-25 Priority to EP91116308A priority patent/EP0480243A1/en

1992-04-11 Publication of FI904979A7 publication Critical patent/FI904979A7/fi

1992-04-11 Publication of FI904979L publication Critical patent/FI904979L/fi

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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- 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
- C02F1/70—Treatment of water, waste water, or sewage by reduction
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/163—Nitrates
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/166—Nitrites
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/206—Manganese or manganese compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage

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)
Inorganic Chemistry (AREA)
Treatment Of Water By Oxidation Or Reduction (AREA)
Removal Of Specific Substances (AREA)

FI904979A 1990-10-10 1990-10-10 Foerfarande foer rening av avfalls- och eller dricksvatten. FI904979L (fi)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
FI904979A FI904979L (fi)	1990-10-10	1990-10-10	Foerfarande foer rening av avfalls- och eller dricksvatten.
EP91116308A EP0480243A1 (en)	1990-10-10	1991-09-25	A method for purifying waste and/or drinking water

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FI904979A FI904979L (fi)	1990-10-10	1990-10-10	Foerfarande foer rening av avfalls- och eller dricksvatten.

Publications (3)

Publication Number	Publication Date
FI904979A0 FI904979A0 (fi)	1990-10-10
FI904979A7 true FI904979A7 (fi)	1992-04-11
FI904979L FI904979L (fi)	1992-04-11

Family

ID=8531206

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI904979A FI904979L (fi)	1990-10-10	1990-10-10	Foerfarande foer rening av avfalls- och eller dricksvatten.

Country Status (2)

Country	Link
EP (1)	EP0480243A1 (fi)
FI (1)	FI904979L (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2721237B1 (fr) *	1994-06-15	1996-08-02	Commissariat Energie Atomique	Procédé de traitement et de conditionnement d'effluents solides ou liquides chargés en métaux lourds.
AUPP500898A0 (en) *	1998-07-31	1998-08-27	Australian Nuclear Science & Technology Organisation	Iron-catalysed oxidation of manganese and other inorganic species in aqueous solutions
DE102009018128A1 (de) *	2009-04-09	2010-10-14	Wieland Dental + Technik Gmbh & Co. Kg	Verwertung von Abfallstoffen unter Bereitstellung von Mangan(II)-Konzentraten
DE102017111014A1 (de)	2017-05-19	2018-11-22	Gunter Buxbaum	Verwendung von Kohlenstoffeisen als Reduktionsmittel zur Entfernung von Nitrat aus Wasser
CN115432802A (zh) *	2022-09-16	2022-12-06	大连理工大学	一种同步去除地下水中亚硝酸盐和亚砷酸盐污染的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1642479B1 (de) *	1968-01-08	1972-03-09	Krupp Gmbh	Verfahren zur entfernung von eisen und mangan auswasser
DE2532373C3 (de) *	1975-07-19	1983-12-08	Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck	Verfahren und Vorrichtung zum Reinigen von Rauchgasen und anderen Abgasen, die Schwefeldioxyd enthalten

1990
- 1990-10-10 FI FI904979A patent/FI904979L/fi not_active IP Right Cessation
1991
- 1991-09-25 EP EP91116308A patent/EP0480243A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
FI904979L (fi)	1992-04-11
EP0480243A1 (en)	1992-04-15
FI904979A0 (fi)	1990-10-10

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Legal Events

Date	Code	Title	Description
1994-05-11	FD	Application lapsed
2004-08-31	MM	Patent lapsed	Owner name: WISER OY