DE3761251D1 - Verfahren fuer die beseitigung von metallen aus wasser. - Google Patents
Verfahren fuer die beseitigung von metallen aus wasser.Info
- Publication number
- DE3761251D1 DE3761251D1 DE8787200406T DE3761251T DE3761251D1 DE 3761251 D1 DE3761251 D1 DE 3761251D1 DE 8787200406 T DE8787200406 T DE 8787200406T DE 3761251 T DE3761251 T DE 3761251T DE 3761251 D1 DE3761251 D1 DE 3761251D1
- Authority
- DE
- Germany
- Prior art keywords
- waters
- solution
- oxygen
- aqueous solution
- humic acids
- 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.)
- Expired - Lifetime
Links
- 229910052751 metal Inorganic materials 0.000 title abstract 2
- 239000002184 metal Substances 0.000 title abstract 2
- 150000002739 metals Chemical class 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- 239000003643 water by type Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 239000007864 aqueous solution Substances 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 239000004021 humic acid Substances 0.000 abstract 2
- 230000003647 oxidation Effects 0.000 abstract 2
- 238000007254 oxidation reaction Methods 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 239000003245 coal Substances 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 230000003311 flocculating effect Effects 0.000 abstract 1
- 159000000011 group IA salts Chemical class 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000000243 solution Substances 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
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
-
- 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
- Y10S210/911—Cumulative poison
- Y10S210/912—Heavy metal
Landscapes
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Physical Water Treatments (AREA)
- Extraction Or Liquid Replacement (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT19765/86A IT1189071B (it) | 1986-03-14 | 1986-03-14 | Procedimento per la rimozione di metalli da acque che li contengono |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3761251D1 true DE3761251D1 (de) | 1990-02-01 |
Family
ID=11161039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8787200406T Expired - Lifetime DE3761251D1 (de) | 1986-03-14 | 1987-03-05 | Verfahren fuer die beseitigung von metallen aus wasser. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4746442A (de) |
| EP (1) | EP0237122B1 (de) |
| AT (1) | ATE48987T1 (de) |
| AU (1) | AU589503B2 (de) |
| DE (1) | DE3761251D1 (de) |
| ES (1) | ES2013287B3 (de) |
| GR (1) | GR3000267T3 (de) |
| IT (1) | IT1189071B (de) |
| ZA (1) | ZA871569B (de) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2220412B (en) * | 1988-04-19 | 1992-03-25 | Nat Energy Council | Treating water with oxidised coal to remove suspended or dissolved matter |
| US5262062A (en) * | 1988-08-15 | 1993-11-16 | Analytical Liquid Waste Systems | Decontamination process for reducing heavy metal pollution |
| IT1230069B (it) * | 1989-03-10 | 1991-10-05 | Eniricerche Spa | Procedimento per la riduzione del cod da reflui industriali o urbani. |
| DE4022795A1 (de) * | 1990-07-18 | 1992-01-23 | Ruetgerswerke Ag | Verfahren zum detoxifizieren von wasser und mittel hierzu |
| US5080806A (en) * | 1990-10-31 | 1992-01-14 | Alfiero Balzano | Decontamination treatment of process water |
| US5158686A (en) * | 1991-02-25 | 1992-10-27 | Envar Services, Inc. | Impurity removal process and apparatus |
| IT1252637B (it) * | 1991-12-06 | 1995-06-19 | Eniricerche Spa | Procedimento per la rimozione ed il recupero di metalli pesanti da affluenti acquosi |
| IT1266391B1 (it) * | 1993-03-03 | 1996-12-30 | Agerbioss Snc Di Zanin R & C | Perfezionamento ad un metodo e relativo prodotto per la depurazione particolarmente delle acque inquinate da fosforo, azoto, metalli |
| CA2599660A1 (en) * | 2005-03-04 | 2006-09-14 | Cornell Research Foundation, Inc. | Remediation and reclamation of heavy metals from aqueous liquid |
| US8911630B2 (en) * | 2009-01-14 | 2014-12-16 | Savannah River Nuclear Solutions, Llc | Process for treating waste water having low concentrations of metallic contaminants |
| CN104709985B (zh) * | 2013-12-17 | 2017-04-19 | 上海洗霸科技股份有限公司 | 洗煤废水复合混凝剂及其制备方法 |
| WO2015193779A1 (en) | 2014-06-17 | 2015-12-23 | Tubitak | Barium humate production method |
| US11613710B2 (en) | 2017-08-01 | 2023-03-28 | GAPS Technology, LLC. | Methods of remediating liquid compositions containing sulfur and other contaminants |
| US11512258B2 (en) | 2017-08-01 | 2022-11-29 | GAPS Technology, LLC. | Chemical compositions and methods of using same for remediating low to moderate amounts of sulfur-containing compositions and other contaminants in liquids |
| US10550337B2 (en) * | 2017-08-01 | 2020-02-04 | GAPS Technology, LLC. | Chemical compositions and methods for remediating hydrogen sulfide and other contaminants in hydrocarbon based liquids and aqueous solutions without the formation of precipitates or scale |
| US11286433B2 (en) | 2017-08-01 | 2022-03-29 | Gaps Technology, Llc | Compositions and methods for remediating hydrogen sulfide in hydrocarbon based liquids |
| WO2019209379A1 (en) * | 2018-04-23 | 2019-10-31 | Gaps Technology, Llc | Compositions and methods for remediating hydrogen sulfide and other contaminants in hydrocarbon based liquids and aqueous solutions |
| US10913911B1 (en) | 2019-09-20 | 2021-02-09 | Gaps Technology Llc | Chemical compositions and treatment systems and treatment methods using same for remediating H2S and other contaminants in gasses |
| US11549064B2 (en) | 2019-09-20 | 2023-01-10 | Gaps Technology, Llc | Chemical compositions and treatment systems and treatment methods using same for remediating H2S and other contaminants in fluids, including liquids,gasses and mixtures thereof |
| CA3200458A1 (en) | 2021-05-07 | 2022-11-10 | Cliffton Lee Roe | Hydrocarbon liquid based chemical compositions and treatment methods using same for remediating h2s and other contaminants in fluids and mixtures of contaminated fluids |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE509500C (de) * | 1924-02-15 | 1930-10-09 | J D Riedel E De Haeen A G | Verfahren zur fraktionierten Trennung von Suspensionen und Emulsionen chemisch einheitlicher Stoffe nach Teilchengroesse durch Sedimentation, Aufrahmung oder Zentrifugierung |
| DE1642425A1 (de) * | 1967-11-24 | 1971-05-06 | Still Carl | Verfahren zur Reinigung industrieller Abwaesser |
| JPS4939587A (de) * | 1972-08-23 | 1974-04-13 | ||
| JPS5219837B2 (de) * | 1972-12-21 | 1977-05-31 | ||
| US3872002A (en) * | 1973-03-29 | 1975-03-18 | Georesources Inc | Process for extracting phosphate from solutions |
-
1986
- 1986-03-14 IT IT19765/86A patent/IT1189071B/it active
-
1987
- 1987-03-04 ZA ZA871569A patent/ZA871569B/xx unknown
- 1987-03-05 US US07/022,265 patent/US4746442A/en not_active Expired - Fee Related
- 1987-03-05 DE DE8787200406T patent/DE3761251D1/de not_active Expired - Lifetime
- 1987-03-05 AT AT87200406T patent/ATE48987T1/de not_active IP Right Cessation
- 1987-03-05 EP EP87200406A patent/EP0237122B1/de not_active Expired
- 1987-03-05 ES ES87200406T patent/ES2013287B3/es not_active Expired - Lifetime
- 1987-03-11 AU AU69891/87A patent/AU589503B2/en not_active Ceased
-
1989
- 1989-12-28 GR GR89400310T patent/GR3000267T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT8619765A1 (it) | 1987-09-14 |
| ES2013287B3 (es) | 1990-05-01 |
| EP0237122A1 (de) | 1987-09-16 |
| EP0237122B1 (de) | 1989-12-27 |
| IT1189071B (it) | 1988-01-28 |
| AU6989187A (en) | 1987-09-17 |
| IT8619765A0 (it) | 1986-03-14 |
| GR3000267T3 (en) | 1991-03-15 |
| US4746442A (en) | 1988-05-24 |
| ZA871569B (en) | 1987-08-24 |
| ATE48987T1 (de) | 1990-01-15 |
| AU589503B2 (en) | 1989-10-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |