NO923441L - Fremgangsmaate for utfelling av fosfater med jernhydroksyd - Google Patents

Fremgangsmaate for utfelling av fosfater med jernhydroksyd

Info

Publication number: NO923441L
Authority: NO; Norway
Prior art keywords: iron; phosphates; hydroxyd; exposure; procedure
Prior art date: 1991-09-04

Application number

NO92923441A

Other languages

English (en)

Norwegian (no)

Other versions

NO923441D0 (no

Inventor

German Mueller

Siegfried Riethmayer

Original Assignee

Ind Automation Sondertechnik G

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.)

1991-09-04

Filing date

1992-09-03

Publication date

1993-03-05

1992-09-03 Application filed by Ind Automation Sondertechnik G filed Critical Ind Automation Sondertechnik G

1992-09-03 Publication of NO923441D0 publication Critical patent/NO923441D0/no

1993-03-05 Publication of NO923441L publication Critical patent/NO923441L/no

Links

XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 4
229910019142 PO4 Inorganic materials 0.000 title abstract 3
229910052742 iron Inorganic materials 0.000 title abstract 2
238000000034 method Methods 0.000 title abstract 2
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 title abstract 2
235000014413 iron hydroxide Nutrition 0.000 abstract 2
NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 abstract 2
235000021317 phosphate Nutrition 0.000 abstract 2
238000001556 precipitation Methods 0.000 abstract 2
239000002253 acid Substances 0.000 abstract 1
239000003513 alkali Substances 0.000 abstract 1
238000004090 dissolution Methods 0.000 abstract 1
229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
239000011707 mineral Substances 0.000 abstract 1
239000010452 phosphate Substances 0.000 abstract 1
150000003013 phosphoric acid derivatives Chemical class 0.000 abstract 1
239000010802 sludge Substances 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/906—Phosphorus containing
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/906—Phosphorus containing
- Y10S210/907—Phosphate slimes

Landscapes

Chemical & Material Sciences (AREA)
Inorganic Chemistry (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)
Removal Of Specific Substances (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Water Treatment By Sorption (AREA)

NO92923441A 1991-09-04 1992-09-03 Fremgangsmaate for utfelling av fosfater med jernhydroksyd NO923441L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP91114928A EP0530396A1 (de)	1991-09-04	1991-09-04	Verfahren zur Phosphatfällung mit Eisenhydroxid

Publications (2)

Publication Number	Publication Date
NO923441D0 NO923441D0 (no)	1992-09-03
NO923441L true NO923441L (no)	1993-03-05

Family

ID=8207111

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO92923441A NO923441L (no)	1991-09-04	1992-09-03	Fremgangsmaate for utfelling av fosfater med jernhydroksyd

Country Status (4)

Country	Link
US (1)	US5296151A (da)
EP (1)	EP0530396A1 (da)
DK (1)	DK109492A (da)
NO (1)	NO923441L (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4325535C2 (de) *	1993-07-29	1998-08-27	Walhalla Kalk Entwicklungs Und	Verfahren zur Abtrennung von Phosphaten aus Abwässern
FI97288C (fi) *	1993-08-26	1996-11-25	Kemira Oy	Jätevesilietteen käsittelymenetelmä
FI97289C (fi) *	1993-08-26	1996-11-25	Kemira Oy	Menetelmä ainakin yhden metallin talteenottamiseksi hapolla käsitellystä jätevesilietteestä
US6214302B1 (en) *	1994-11-18	2001-04-10	Gainel Malybaeva	Production of aluminum sulfate from coal ash
SE511166C2 (sv) *	1997-03-14	1999-08-16	Kemira Kemi Ab	Förfarande för behandling av slam från avloppsvattenrening
DE10334521A1 (de) *	2003-07-29	2005-02-24	P & W Invest Vermögensverwaltungsgesellschaft mbH	Flockungsmittel, Verfahren zu dessen Herstellung und dessen Verwendung
DE102015108749A1 (de)	2015-06-02	2016-12-08	Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.	Verfahren zur großmaßstäblichen, nasschemischen Herstellung von ZnO Nanopartikeln mit Hilfe von Luftblasen
CN114477121A (zh) *	2022-02-25	2022-05-13	湖南长宏新能源材料有限责任公司	一种通过含铁废渣生产电池级磷酸铁
DE102022112174A1 (de)	2022-05-16	2023-11-16	Mecana Umwelttechnik Gmbh	Verwendung eines Adsorbens und Dosiereinheit aus Adsorbens für diese Verwendung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3499837A (en) *	1967-11-20	1970-03-10	Johns Manville	Waste water treatment phosphate removal by iron oxide
DE2843053A1 (de) *	1978-10-03	1980-04-24	Bayer Ag	Faellmittel zur entphosphatisierung von abwasser und verfahren zu dessen herstellung
DE3001929C2 (de) *	1980-01-19	1984-05-10	Erich Friedrich Metalle-Hüttenprodukte (GmbH & Co) KG, 2000 Hamburg	Verwendung eines Eisendioxid enthaltenden Fällungsmittels in Kläranlagen
DE3200164A1 (de) *	1981-02-10	1982-12-09	Erich Friedrich Metalle-Hüttenprodukte (GmbH & Co) KG, 2000 Hamburg	Faellungsmittel und verfahren zu dessen herstellung
ES2035959T3 (es) *	1989-01-13	1993-05-01	Industrie Automation Sondertechnik Gmbh & Co	Procedimiento para evitar las basuras especiales de metales pesados en la descontaminacion de lodos naturales y tecnicos, residuos termicos y suelos.

1991
- 1991-09-04 EP EP91114928A patent/EP0530396A1/de not_active Withdrawn
1992
- 1992-09-02 US US07/939,468 patent/US5296151A/en not_active Expired - Fee Related
- 1992-09-03 DK DK109492A patent/DK109492A/da not_active Application Discontinuation
- 1992-09-03 NO NO92923441A patent/NO923441L/no unknown

Also Published As

Publication number	Publication date
NO923441D0 (no)	1992-09-03
EP0530396A1 (de)	1993-03-10
DK109492D0 (da)	1992-09-03
DK109492A (da)	1993-03-05
US5296151A (en)	1994-03-22

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