CH616601A5 - Process for removing heavy or toxic metals from exhaust gases - Google Patents
Process for removing heavy or toxic metals from exhaust gases Download PDFInfo
- Publication number
- CH616601A5 CH616601A5 CH1388774A CH1388774A CH616601A5 CH 616601 A5 CH616601 A5 CH 616601A5 CH 1388774 A CH1388774 A CH 1388774A CH 1388774 A CH1388774 A CH 1388774A CH 616601 A5 CH616601 A5 CH 616601A5
- Authority
- CH
- Switzerland
- Prior art keywords
- heavy
- metals
- waste water
- ppm
- wastewater
- Prior art date
Links
- 239000007789 gas Substances 0.000 title description 39
- 239000002184 metal Substances 0.000 title description 26
- 229910052751 metal Inorganic materials 0.000 title description 25
- 150000002739 metals Chemical class 0.000 title description 22
- 231100000331 toxic Toxicity 0.000 title description 18
- 230000002588 toxic effect Effects 0.000 title description 18
- 238000000034 method Methods 0.000 title description 9
- 239000002351 wastewater Substances 0.000 description 48
- 229910000859 α-Fe Inorganic materials 0.000 description 23
- 238000005406 washing Methods 0.000 description 22
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 17
- 229910001385 heavy metal Inorganic materials 0.000 description 15
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000000243 solution Substances 0.000 description 12
- 239000003513 alkali Substances 0.000 description 11
- 238000007254 oxidation reaction Methods 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 8
- 150000003839 salts Chemical class 0.000 description 8
- 150000004679 hydroxides Chemical class 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 239000013078 crystal Substances 0.000 description 6
- 150000002500 ions Chemical class 0.000 description 6
- 239000002244 precipitate Substances 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000012716 precipitator Substances 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- 229910052793 cadmium Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000002918 waste heat Substances 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 229910052745 lead Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- -1 B. ferrosulfate Chemical class 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 235000014413 iron hydroxide Nutrition 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
Classifications
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/02—Working-up flue dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
-
- 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)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Removal Of Specific Substances (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11665373A JPS5065052A (nl) | 1973-10-16 | 1973-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH616601A5 true CH616601A5 (en) | 1980-04-15 |
Family
ID=14692544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1388774A CH616601A5 (en) | 1973-10-16 | 1974-10-16 | Process for removing heavy or toxic metals from exhaust gases |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5065052A (nl) |
| CA (1) | CA1035117A (nl) |
| CH (1) | CH616601A5 (nl) |
| DE (1) | DE2449057C3 (nl) |
| FR (1) | FR2247275B1 (nl) |
| GB (1) | GB1490367A (nl) |
| NL (1) | NL170871C (nl) |
| NO (1) | NO143652C (nl) |
| SE (1) | SE411846B (nl) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2913329C2 (de) * | 1979-04-03 | 1984-11-22 | Dechema Deutsche Gesellschaft F. Chem. Apparatewesen E.V., 6000 Frankfurt | Verfahren zur Abscheidung von Spuren gasförmiger Schadstoffe auf Basis von Schwefel aus Abgasen durch chemische Absorption |
| US4385915A (en) * | 1982-03-01 | 1983-05-31 | Bell Telephone Laboratories, Incorporated | Removal of germanium from the effluent of processes for the production of optical components |
| EP0097478B1 (en) * | 1982-06-22 | 1989-06-07 | Seitetsu Kagaku Co., Ltd. | Process for removal and recovery of mercury from waste water |
| SE440608C (sv) * | 1983-08-31 | 1989-04-17 | Erik Lindahl | Foerfarande och anordning foer roekgasrening |
| JPS62294490A (ja) * | 1986-07-04 | 1987-12-21 | Seitetsu Kagaku Co Ltd | 廃液中の微量水銀除去法 |
| DE3624626A1 (de) * | 1986-07-18 | 1988-01-28 | Pilgrimm Herbert | Verfahren zur abtrennung von stoffen aus einem stoffgemisch unter verwendung von magnetischen fluessigkeiten |
| DE4012320C1 (nl) * | 1990-04-18 | 1991-07-11 | Metallgesellschaft Ag, 6000 Frankfurt, De | |
| DE4016468A1 (de) * | 1990-05-22 | 1991-11-28 | Passavant Werke | Verfahren und anlage zur thermischen entsorgung von klaerschlaemmen |
| JP2742847B2 (ja) * | 1992-04-06 | 1998-04-22 | 日立造船株式会社 | 高性能総合排ガス処理方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4949288B2 (nl) * | 1971-08-06 | 1974-12-26 |
-
1973
- 1973-10-16 JP JP11665373A patent/JPS5065052A/ja active Pending
-
1974
- 1974-10-14 NL NL7413473A patent/NL170871C/nl not_active IP Right Cessation
- 1974-10-15 DE DE2449057A patent/DE2449057C3/de not_active Expired
- 1974-10-15 SE SE7412967A patent/SE411846B/xx not_active IP Right Cessation
- 1974-10-15 CA CA211,360A patent/CA1035117A/en not_active Expired
- 1974-10-15 NO NO743702A patent/NO143652C/no unknown
- 1974-10-15 FR FR7434667A patent/FR2247275B1/fr not_active Expired
- 1974-10-16 GB GB4484174A patent/GB1490367A/en not_active Expired
- 1974-10-16 CH CH1388774A patent/CH616601A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2247275B1 (nl) | 1981-04-30 |
| GB1490367A (en) | 1977-11-02 |
| SE411846B (sv) | 1980-02-11 |
| DE2449057A1 (de) | 1975-04-24 |
| FR2247275A1 (nl) | 1975-05-09 |
| DE2449057C3 (de) | 1981-04-02 |
| NO743702L (nl) | 1975-05-12 |
| NO143652C (no) | 1981-03-25 |
| SE7412967L (nl) | 1975-04-17 |
| CA1035117A (en) | 1978-07-25 |
| NL170871C (nl) | 1983-01-03 |
| AU7439774A (en) | 1976-04-29 |
| DE2449057B2 (de) | 1980-07-10 |
| JPS5065052A (nl) | 1975-06-02 |
| NO143652B (no) | 1980-12-15 |
| NL7413473A (nl) | 1975-04-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |