PH16981A - A method of rurifying waste aqueous solutions from heavy metals - Google Patents
A method of rurifying waste aqueous solutions from heavy metalsInfo
- Publication number
- PH16981A PH16981A PH25306A PH25306A PH16981A PH 16981 A PH16981 A PH 16981A PH 25306 A PH25306 A PH 25306A PH 25306 A PH25306 A PH 25306A PH 16981 A PH16981 A PH 16981A
- Authority
- PH
- Philippines
- Prior art keywords
- rurifying
- aqueous solutions
- heavy metals
- waste aqueous
- waste
- Prior art date
Links
Classifications
-
- 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
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
-
- 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
- C02F2101/103—Arsenic 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
-
- 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
- C02F2209/06—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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8001720A SE420487B (sv) | 1980-03-05 | 1980-03-05 | Forfarande for rening av tungmetallinnehallande sur vattenlosning |
Publications (1)
Publication Number | Publication Date |
---|---|
PH16981A true PH16981A (en) | 1984-05-04 |
Family
ID=20340422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PH25306A PH16981A (en) | 1980-03-05 | 1981-03-03 | A method of rurifying waste aqueous solutions from heavy metals |
Country Status (11)
Country | Link |
---|---|
US (1) | US4503017A (es) |
JP (1) | JPS57500233A (es) |
CA (1) | CA1165907A (es) |
ES (1) | ES8204697A1 (es) |
FR (1) | FR2477521A1 (es) |
GR (1) | GR74477B (es) |
IT (1) | IT1136915B (es) |
PH (1) | PH16981A (es) |
PT (1) | PT72522B (es) |
SE (1) | SE420487B (es) |
WO (1) | WO1981002569A1 (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3611448A1 (de) * | 1986-04-05 | 1987-10-15 | Gewerk Keramchemie | Verfahren zur behandlung von abwasser |
DE3622597A1 (de) * | 1986-07-04 | 1988-01-07 | Budenheim Rud A Oetker Chemie | Verfahren zur faellung und abtrennung von cadmiumsulfid aus den raffinaten der phosphorsaeurereinigung |
NL8700498A (nl) * | 1987-02-27 | 1988-09-16 | Dhv Raadgevend Ing | Werkwijze voor de verwijdering van zware metalen uit afvalwater. |
SE465513B (sv) * | 1988-10-11 | 1991-09-23 | Boliden Contech Ab | Foerfarande foer rening av foerorenade vattenloesningar |
DE4132679C2 (de) * | 1991-10-01 | 2000-10-05 | Kronos Titan Gmbh & Co Ohg | Entfernung von Schwermetallen aus Abwässern der Titandioxidindustrie |
US5294417A (en) * | 1992-04-06 | 1994-03-15 | Olin Corporation | Process for removal of mercury from hydroxyl-ammonium nitrate solutions |
US5262063A (en) * | 1992-05-14 | 1993-11-16 | Elf Atochem North America, Inc. | Multiple-stage precipitation process for heavy metals in aqueous solution |
US5338460A (en) * | 1993-04-22 | 1994-08-16 | Elf Atochem North America, Inc. | Sulfide precipitation of heavy metals from aqueous solutions |
US5478540A (en) * | 1994-04-22 | 1995-12-26 | Walles; Wilhelm E. | Removal of mercury heavy metal values employing sulfur trioxide |
US5405588A (en) * | 1994-07-11 | 1995-04-11 | The United States Of America As Represented By The United States Department Of Energy | Process for removing cadmium from scrap metal |
US5518633A (en) * | 1994-10-21 | 1996-05-21 | E. I. Du Pont De Nemours And Company | Process for treating aqueous media containing metal ions |
JP3085173B2 (ja) * | 1995-11-22 | 2000-09-04 | 大平洋金属株式会社 | 酸化鉱石からのレアーアースメタルの濃縮分離回収法 |
CA2253644A1 (en) | 1996-05-20 | 1997-11-27 | Apex Residue Recovery Inc. | Treatment of fly ash/apc residues including lead salt recovery |
US6117333A (en) * | 1997-04-22 | 2000-09-12 | Union Oil Company Of California | Removal of hydrocarbons, mercury and arsenic from oil-field produced water |
DE10022867A1 (de) * | 2000-05-10 | 2001-11-22 | Kronos Titan Gmbh & Co Ohg | Verfahren zum Entfernen von Nickel- und Bleiionen aus Eisensalzlösungen |
JP4565838B2 (ja) * | 2001-09-03 | 2010-10-20 | 株式会社アクアテック | 硫化剤を用いた重金属含有排水の処理方法および処理装置 |
JP4219138B2 (ja) * | 2002-09-06 | 2009-02-04 | 株式会社クボタ | 重金属不溶化剤の添加方法および装置 |
CL2008002358A1 (es) * | 2008-08-11 | 2009-02-27 | Xpert Ingenieria Y Produccion S A | Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos. |
CN102603097B (zh) * | 2012-03-23 | 2014-03-19 | 郑州鸿跃环保科技有限公司 | 含重金属离子废水深度处理及回用工艺 |
WO2014061038A1 (en) | 2012-10-18 | 2014-04-24 | Hindalco Industries Limited | A novel process for treatment of effluent from copper manufacturing process |
CN108640390B (zh) * | 2018-05-31 | 2021-10-22 | 阳谷祥光铜业有限公司 | 一种含锑废水的处理方法 |
DE102018125677A1 (de) * | 2018-10-16 | 2020-04-16 | Eisenmann Se | Verfahren zur Fällung von Arsen und Schwermetall aus saurem Prozesswasser |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1032595A (fr) * | 1949-11-15 | 1953-07-02 | Chemical Construction Corp | Perfectionnements à la concentration des métaux non-ferreux sous forme de sulfuresà partir d'un concentrat de minerais contenant une certaine teneur en métaux non-ferreux |
US2755172A (en) * | 1949-11-15 | 1956-07-17 | Chemical Construction Corp | Selective replacement of metal sulfides |
US2726953A (en) * | 1954-06-21 | 1955-12-13 | Chemical Construction Corp | Selective nucleated precipitation from acidic solutions |
FR1226788A (fr) * | 1959-05-05 | 1960-08-16 | Sherritt Gordon Mines Ltd | Procédé de traitement de minerais latéritiques |
US3421850A (en) * | 1965-07-02 | 1969-01-14 | Anaconda Co | Separate recovery of copper sulfide and zinc sulfide from aqueous solutions containing water-soluble salts of copper and zinc |
US3740331A (en) * | 1971-06-23 | 1973-06-19 | Sybron Corp | Method for precipitation of heavy metal sulfides |
US3790370A (en) * | 1971-12-23 | 1974-02-05 | Univ Sherbrooke | Removal and recovery of metals from polluted waters |
JPS4911810A (es) * | 1972-05-16 | 1974-02-01 | ||
GB1445652A (en) * | 1973-05-25 | 1976-08-11 | American Cyanamid Co | Sulphuric acid process for preparing titanium dioxide |
AU2436177A (en) * | 1976-04-27 | 1978-10-26 | Permutit Co Inc | Colloid-free precipitation of heavy metal sulfides |
-
1980
- 1980-03-05 SE SE8001720A patent/SE420487B/sv not_active IP Right Cessation
-
1981
- 1981-02-17 PT PT72522A patent/PT72522B/pt unknown
- 1981-02-19 CA CA000371253A patent/CA1165907A/en not_active Expired
- 1981-02-20 FR FR8103395A patent/FR2477521A1/fr not_active Withdrawn
- 1981-02-23 ES ES499707A patent/ES8204697A1/es not_active Expired
- 1981-03-02 GR GR64280A patent/GR74477B/el unknown
- 1981-03-03 PH PH25306A patent/PH16981A/en unknown
- 1981-03-04 US US06/558,552 patent/US4503017A/en not_active Expired - Fee Related
- 1981-03-04 JP JP56500779A patent/JPS57500233A/ja active Pending
- 1981-03-04 WO PCT/SE1981/000060 patent/WO1981002569A1/en active Application Filing
- 1981-03-05 IT IT20139/81A patent/IT1136915B/it active
Also Published As
Publication number | Publication date |
---|---|
SE420487B (sv) | 1981-10-12 |
WO1981002569A1 (en) | 1981-09-17 |
ES499707A0 (es) | 1982-05-01 |
PT72522B (en) | 1982-02-10 |
PT72522A (en) | 1981-03-01 |
SE8001720L (sv) | 1981-09-06 |
JPS57500233A (es) | 1982-02-12 |
CA1165907A (en) | 1984-04-17 |
FR2477521A1 (fr) | 1981-09-11 |
IT1136915B (it) | 1986-09-03 |
US4503017A (en) | 1985-03-05 |
ES8204697A1 (es) | 1982-05-01 |
GR74477B (es) | 1984-06-28 |
IT8120139A0 (it) | 1981-03-05 |
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