NL7411995A - Werkwijze voor het verwerken van zure afval- vloeistoffen. - Google Patents
Werkwijze voor het verwerken van zure afval- vloeistoffen.Info
- Publication number
- NL7411995A NL7411995A NL7411995A NL7411995A NL7411995A NL 7411995 A NL7411995 A NL 7411995A NL 7411995 A NL7411995 A NL 7411995A NL 7411995 A NL7411995 A NL 7411995A NL 7411995 A NL7411995 A NL 7411995A
- Authority
- NL
- Netherlands
- Prior art keywords
- oxidn
- base
- waste liquids
- addn
- acid waste
- Prior art date
Links
- 239000007788 liquid Substances 0.000 title abstract 5
- 239000002699 waste material Substances 0.000 title abstract 3
- 239000002253 acid Substances 0.000 title abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title 2
- 229910052742 iron Inorganic materials 0.000 title 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 abstract 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- -1 Fe(II) ions Chemical class 0.000 abstract 1
- 229910002588 FeOOH Inorganic materials 0.000 abstract 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 238000005530 etching Methods 0.000 abstract 1
- 230000005294 ferromagnetic effect Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 abstract 1
- 239000000347 magnesium hydroxide Substances 0.000 abstract 1
- 235000012254 magnesium hydroxide Nutrition 0.000 abstract 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 abstract 1
- 230000005291 magnetic effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000007935 neutral effect Effects 0.000 abstract 1
- 235000011118 potassium hydroxide Nutrition 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/06—Ferric oxide [Fe2O3]
-
- 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/62—Heavy metal compounds
- C02F1/64—Heavy metal compounds of iron or manganese
- C02F1/645—Devices for iron precipitation and treatment by air
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- 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
-
- 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
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/01—Waste acid containing iron
- Y10S423/02—Sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Removal Of Specific Substances (AREA)
- ing And Chemical Polishing (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3884174A GB1463099A (en) | 1974-09-05 | 1974-09-05 | Process for treating acidic waste containing ferrous ions |
NL7411995A NL7411995A (nl) | 1974-09-05 | 1974-09-10 | Werkwijze voor het verwerken van zure afval- vloeistoffen. |
FR7430925A FR2284568A1 (fr) | 1974-09-05 | 1974-09-12 | Procede d'elimination de residus aqueux acides contenant des ions ferreux, par formation de particules polycristallines de composes de fer, et nouveaux produits ainsi obtenus |
DE2443942A DE2443942B2 (de) | 1974-09-05 | 1974-09-13 | Gewinnung eines kristallinen Ausgangsmaterials von 1-2 mym Teilchengröße aus Eisenionen enthaltendem, saurem Abwasser |
US05/503,598 US4119536A (en) | 1974-09-05 | 1974-09-16 | Method of disposing of a ferrous-ion containing acidic aqueous waste by forming polycrystalline iron compound particles |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3884174A GB1463099A (en) | 1974-09-05 | 1974-09-05 | Process for treating acidic waste containing ferrous ions |
NL7411995A NL7411995A (nl) | 1974-09-05 | 1974-09-10 | Werkwijze voor het verwerken van zure afval- vloeistoffen. |
FR7430925A FR2284568A1 (fr) | 1974-09-05 | 1974-09-12 | Procede d'elimination de residus aqueux acides contenant des ions ferreux, par formation de particules polycristallines de composes de fer, et nouveaux produits ainsi obtenus |
DE2443942A DE2443942B2 (de) | 1974-09-05 | 1974-09-13 | Gewinnung eines kristallinen Ausgangsmaterials von 1-2 mym Teilchengröße aus Eisenionen enthaltendem, saurem Abwasser |
US05/503,598 US4119536A (en) | 1974-09-05 | 1974-09-16 | Method of disposing of a ferrous-ion containing acidic aqueous waste by forming polycrystalline iron compound particles |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7411995A true NL7411995A (nl) | 1976-03-12 |
Family
ID=45406296
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7411995A NL7411995A (nl) | 1974-09-05 | 1974-09-10 | Werkwijze voor het verwerken van zure afval- vloeistoffen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4119536A (nl) |
DE (1) | DE2443942B2 (nl) |
FR (1) | FR2284568A1 (nl) |
GB (1) | GB1463099A (nl) |
NL (1) | NL7411995A (nl) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4264570A (en) * | 1979-02-27 | 1981-04-28 | Sokolov Igor D | Method of producing magnesium sulphate |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS551851A (en) * | 1978-06-20 | 1980-01-09 | Kurita Water Ind Ltd | Dehydration of organic sludge |
DE3484652D1 (de) * | 1983-03-21 | 1991-07-04 | Union Oil Co | Verfahren zum abtrennen schwerer metalle aus waessrigen loesungen durch kopraezipitation. |
US5045214A (en) * | 1983-03-21 | 1991-09-03 | Union Oil Company Of California | Methods for removing substances from aqueous solutions |
US4606829A (en) * | 1984-06-13 | 1986-08-19 | Bethlehem Steel Corporation | Removal of complexed zinc-cyanide from wastewater with improved sludge stability |
JP2862875B2 (ja) * | 1988-05-23 | 1999-03-03 | ケミライト工業株式会社 | フェライト用の酸化鉄 |
JP2672985B2 (ja) * | 1988-10-17 | 1997-11-05 | ケミライト工業株式会社 | 鉄とマンガンを含有する精製溶液およびその製造方法 |
US5685993A (en) * | 1995-06-30 | 1997-11-11 | Pitts-Mont Environmental Reclamation Corporation | Apparatus and method for ferrite formation and removal of heavy metal ions by ferrite co-precipitation from aqueous solutions |
DE19545660C1 (de) * | 1995-12-07 | 1997-04-10 | Karlsruhe Forschzent | Verfahren zur Abtrennung von Schwermetallen aus Abwasser |
US6800260B2 (en) * | 2002-02-11 | 2004-10-05 | Millennium Inorganic Chemicals, Inc. | Processes for treating iron-containing waste streams |
DE10232069A1 (de) * | 2002-07-16 | 2004-02-05 | Sachtleben Chemie Gmbh | Verfahren zur Herstellung von Eisenhydroxid, Eisenoxidhydrat oder Eisenoxid aus Filtersalzen der Dünnsäurerückgewinnung |
WO2005068358A1 (en) * | 2003-12-18 | 2005-07-28 | Millennium Chemicals | Production of 'useful material(s)' from waste acid issued from the production of titanium dioxyde |
US20090145856A1 (en) * | 2007-12-11 | 2009-06-11 | Raymond Letize A | Acid recycle process with iron removal |
ES2376021B1 (es) * | 2010-05-12 | 2013-01-24 | Fundación Investigación E Innovación Para El Desarrollo Social | Depuración y regeneración de aguas residuales eliminando gérmenes y metales pesados, sin emisiones de metano. |
CN103570064B (zh) * | 2013-11-07 | 2014-11-12 | 连云港职业技术学院 | 一种混晶海胆状TiO2 空心球及其制备方法 |
IT202000016192A1 (it) * | 2020-07-03 | 2022-01-03 | Ecotec Gestione Impianti S R L | Procedimento per il trattamento contemporaneo di residui dell’industria metallurgica non ferrosa, con ottenimento di pigmenti a base di ossidi di ferro ed altri prodotti valorizzabili, in accordo con le strategie dell’economia circolare |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2433458A (en) * | 1943-03-04 | 1947-12-30 | Infilco Inc | Treatment of pickle liquor |
US2692229A (en) * | 1952-05-05 | 1954-10-19 | Smith Corp A O | Disposal of waste pickle liquor |
US3167390A (en) * | 1961-05-17 | 1965-01-26 | Carves Simon Ltd | Treatment of waste acid liquor |
GB1142215A (en) * | 1966-02-21 | 1969-02-05 | Nippon Electric Co | Improvements in or relating to ferrite particles and process for manufacturing same |
JPS5238000B1 (nl) * | 1967-04-01 | 1977-09-26 | ||
US3617560A (en) * | 1969-09-17 | 1971-11-02 | Us Interior | Limestone neutralization of dilute acid waste waters |
US3617559A (en) * | 1970-04-30 | 1971-11-02 | Us Interior | Neutralization of ferrous iron-containing acid wastes |
FR2105356A5 (nl) * | 1970-08-28 | 1972-04-28 | Nyby Bruk Ab |
-
1974
- 1974-09-05 GB GB3884174A patent/GB1463099A/en not_active Expired
- 1974-09-10 NL NL7411995A patent/NL7411995A/nl not_active Application Discontinuation
- 1974-09-12 FR FR7430925A patent/FR2284568A1/fr not_active Withdrawn
- 1974-09-13 DE DE2443942A patent/DE2443942B2/de not_active Ceased
- 1974-09-16 US US05/503,598 patent/US4119536A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4264570A (en) * | 1979-02-27 | 1981-04-28 | Sokolov Igor D | Method of producing magnesium sulphate |
Also Published As
Publication number | Publication date |
---|---|
DE2443942B2 (de) | 1979-04-05 |
FR2284568A1 (fr) | 1976-04-09 |
DE2443942A1 (de) | 1976-04-01 |
US4119536A (en) | 1978-10-10 |
GB1463099A (en) | 1977-02-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |