SE433741B - Sett att behandla avloppsvatten innehallande cyanider, formiater och halogenid av metall eller ammoniak och anvendning av settet for att behandla avloppsvatten fran vattenkylningssteget i en process for framstellning av - Google Patents
Sett att behandla avloppsvatten innehallande cyanider, formiater och halogenid av metall eller ammoniak och anvendning av settet for att behandla avloppsvatten fran vattenkylningssteget i en process for framstellning avInfo
- Publication number
- SE433741B SE433741B SE7810758A SE7810758A SE433741B SE 433741 B SE433741 B SE 433741B SE 7810758 A SE7810758 A SE 7810758A SE 7810758 A SE7810758 A SE 7810758A SE 433741 B SE433741 B SE 433741B
- Authority
- SE
- Sweden
- Prior art keywords
- wastewater
- cyanides
- ammonia
- waste water
- formates
- Prior art date
Links
- 239000002351 wastewater Substances 0.000 title claims description 114
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims description 54
- 238000000034 method Methods 0.000 title claims description 46
- 229910021529 ammonia Inorganic materials 0.000 title claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 9
- 238000001816 cooling Methods 0.000 title claims description 6
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 title description 6
- 238000002360 preparation method Methods 0.000 title 1
- 150000002825 nitriles Chemical class 0.000 claims description 35
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- 229910001448 ferrous ion Inorganic materials 0.000 claims description 23
- 150000004675 formic acid derivatives Chemical class 0.000 claims description 23
- 239000007789 gas Substances 0.000 claims description 19
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- 150000004820 halides Chemical class 0.000 claims description 16
- 239000010802 sludge Substances 0.000 claims description 15
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- 238000003786 synthesis reaction Methods 0.000 claims description 13
- 231100000331 toxic Toxicity 0.000 claims description 11
- 230000002588 toxic effect Effects 0.000 claims description 11
- 239000000446 fuel Substances 0.000 claims description 10
- NAVJNPDLSKEXSP-UHFFFAOYSA-N Fe(CN)2 Chemical class N#C[Fe]C#N NAVJNPDLSKEXSP-UHFFFAOYSA-N 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 150000003568 thioethers Chemical class 0.000 claims description 8
- 239000001569 carbon dioxide Substances 0.000 claims description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 229910052720 vanadium Inorganic materials 0.000 claims description 7
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims description 7
- -1 ferrous cyanides Chemical class 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 239000011790 ferrous sulphate Substances 0.000 claims description 4
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical group [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- 238000007036 catalytic synthesis reaction Methods 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 239000007787 solid Substances 0.000 description 8
- 239000002585 base Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 6
- 235000011941 Tilia x europaea Nutrition 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000004571 lime Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 239000003575 carbonaceous material Substances 0.000 description 4
- 231100001261 hazardous Toxicity 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical class [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 4
- 150000005309 metal halides Chemical class 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 150000003567 thiocyanates Chemical class 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 230000004071 biological effect Effects 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 230000036284 oxygen consumption Effects 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910001507 metal halide Inorganic materials 0.000 description 2
- 238000010979 pH adjustment Methods 0.000 description 2
- 239000003209 petroleum derivative Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical class [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 241000902900 cellular organisms Species 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 229910001510 metal chloride Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/586—Treatment of water, waste water, or sewage by removing specified dissolved compounds by removing ammoniacal nitrogen
-
- 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
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
-
- 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
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
-
- 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
- Y10S210/903—Nitrogenous
- Y10S210/904—-CN 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
- Y10S210/908—Organic
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/847,192 US4211646A (en) | 1977-10-31 | 1977-10-31 | Waste water process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7810758L SE7810758L (sv) | 1979-05-01 |
| SE433741B true SE433741B (sv) | 1984-06-12 |
Family
ID=25300026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7810758A SE433741B (sv) | 1977-10-31 | 1978-10-16 | Sett att behandla avloppsvatten innehallande cyanider, formiater och halogenid av metall eller ammoniak och anvendning av settet for att behandla avloppsvatten fran vattenkylningssteget i en process for framstellning av |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4211646A (de) |
| JP (1) | JPS5466557A (de) |
| AT (1) | AT379792B (de) |
| AU (1) | AU517577B2 (de) |
| BE (1) | BE871700A (de) |
| BR (1) | BR7806205A (de) |
| CA (1) | CA1113617A (de) |
| DE (1) | DE2845914A1 (de) |
| DK (1) | DK473278A (de) |
| ES (1) | ES473928A1 (de) |
| FR (1) | FR2407175A1 (de) |
| GB (1) | GB2006741B (de) |
| GR (1) | GR64986B (de) |
| IN (1) | IN149840B (de) |
| IT (1) | IT1159944B (de) |
| MX (1) | MX6336E (de) |
| NL (1) | NL7808779A (de) |
| NO (1) | NO153765C (de) |
| SE (1) | SE433741B (de) |
| YU (1) | YU234378A (de) |
| ZA (1) | ZA784600B (de) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0061249B1 (de) * | 1981-03-20 | 1985-05-08 | Imperial Chemical Industries Plc | Behandlung von Abwasser |
| US4468376A (en) * | 1982-05-03 | 1984-08-28 | Texaco Development Corporation | Disposal process for halogenated organic material |
| US4437417A (en) * | 1982-11-15 | 1984-03-20 | Texaco Inc. | Environmentally safe process for disposing of toxic inorganic CN-containing sludge |
| US5045214A (en) * | 1983-03-21 | 1991-09-03 | Union Oil Company Of California | Methods for removing substances from aqueous solutions |
| US4500324A (en) * | 1983-06-27 | 1985-02-19 | Texaco Inc. | Method of reducing the nickel content in waste water |
| US4510057A (en) * | 1983-10-17 | 1985-04-09 | Texaco Inc. | Rotating disk biotreatment of syngas waste water |
| CA1241774A (en) * | 1984-05-23 | 1988-09-06 | Bruce R. Conard | Effluent treatment |
| US4606829A (en) * | 1984-06-13 | 1986-08-19 | Bethlehem Steel Corporation | Removal of complexed zinc-cyanide from wastewater with improved sludge stability |
| US4543189A (en) * | 1984-06-13 | 1985-09-24 | Bethlehem Steel Corp. | Removal of complexed zinc-cyanide from wastewater |
| DE3528598A1 (de) * | 1985-08-09 | 1987-02-19 | Basf Ag | Verfahren zur reinigung und entsorgung von russ- und asche-haltigen abwaessern |
| DE3534677C1 (de) * | 1985-09-28 | 1987-04-30 | Degussa | Verfahren zur Reinigung von Industriegasen |
| US4719019A (en) * | 1986-12-10 | 1988-01-12 | Srini Vasan | Treatment of thiocyanate containing waste liquor |
| CA1321429C (en) * | 1987-06-23 | 1993-08-17 | Ernest Goodwin | Process for the removal of cyanide and other impurities from solution |
| DE3822508A1 (de) * | 1988-07-04 | 1990-01-11 | Didier Werke Ag | Verfahren zum reinigen von waessern |
| US6086722A (en) * | 1996-07-17 | 2000-07-11 | Texaco Inc. | Minimizing evaporator scaling and recovery of salts during gasification |
| KR100843502B1 (ko) * | 1997-12-22 | 2008-07-04 | 다우 글로벌 테크놀로지스 인크. | 보다 저품질의 할로겐화 물질로부터 하나 이상의 유용한 생성물을 제조하는 방법 및 이를 위한 장치 |
| US6153108A (en) * | 1998-06-11 | 2000-11-28 | Texaco Inc. | Method for removal of heavy metals from water |
| US7144514B2 (en) * | 2002-09-09 | 2006-12-05 | Texaco, Inc. | Cyanide and formate destruction with ultra violet light |
| US6942809B2 (en) * | 2003-06-13 | 2005-09-13 | Ip Holdings, L.L.C. | Method for treating soybean refinery wastewater |
| US7270796B2 (en) * | 2005-08-11 | 2007-09-18 | Castion Corporation | Ammonium/ammonia removal from a stream |
| US20080053909A1 (en) * | 2006-09-06 | 2008-03-06 | Fassbender Alexander G | Ammonia recovery process |
| US20080053913A1 (en) * | 2006-09-06 | 2008-03-06 | Fassbender Alexander G | Nutrient recovery process |
| US20080156726A1 (en) * | 2006-09-06 | 2008-07-03 | Fassbender Alexander G | Integrating recycle stream ammonia treatment with biological nutrient removal |
| US8685236B2 (en) * | 2009-08-20 | 2014-04-01 | General Electric Company | Methods and systems for treating sour water |
| US8398855B1 (en) | 2009-09-30 | 2013-03-19 | Philip Bruno Pedros | BioCAST process |
| US8557124B2 (en) * | 2010-03-25 | 2013-10-15 | Tshwane University Of Technology | Treatment of water |
| JP6363399B2 (ja) * | 2014-05-29 | 2018-07-25 | 株式会社東芝 | 放射性物質吸着剤の処理方法及び処理装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE430148C (de) * | 1924-03-23 | 1926-06-16 | Jean Denis | Verfahren zur Behandlung von cyanhaltigen Abwaessern |
| US1604565A (en) * | 1924-10-18 | 1926-10-26 | Coulier Sylvain | Purification of gases |
| US2459464A (en) * | 1945-11-06 | 1949-01-18 | Blaw Knox Co | Detoxification of cyanide-containing industrial waste liquors |
| US2788259A (en) * | 1955-03-15 | 1957-04-09 | Imp Paper And Color Corp | Process for production of alkali ferrocyanides and ammonium sulfate |
| JPS4821667B1 (de) * | 1969-12-28 | 1973-06-30 | ||
| FR2105356A5 (de) * | 1970-08-28 | 1972-04-28 | Nyby Bruk Ab | |
| JPS473317U (de) * | 1971-02-03 | 1972-09-04 | ||
| US3846293A (en) * | 1972-02-22 | 1974-11-05 | S Campbell | Liquid waste treatment |
| US3931007A (en) * | 1972-12-19 | 1976-01-06 | Nippon Electric Company Limited | Method of extracting heavy metals from industrial waste waters |
| CA1089573A (en) * | 1977-03-19 | 1980-11-11 | Toshio Iwase | Method for treating waste water containing cyanide ion |
-
1977
- 1977-10-31 US US05/847,192 patent/US4211646A/en not_active Expired - Lifetime
-
1978
- 1978-07-20 JP JP8782078A patent/JPS5466557A/ja active Pending
- 1978-08-10 GB GB7832875A patent/GB2006741B/en not_active Expired
- 1978-08-14 ZA ZA00784600A patent/ZA784600B/xx unknown
- 1978-08-18 IN IN910/CAL/78A patent/IN149840B/en unknown
- 1978-08-21 AU AU39099/78A patent/AU517577B2/en not_active Expired
- 1978-08-25 NL NL7808779A patent/NL7808779A/xx not_active Application Discontinuation
- 1978-09-06 GR GR57167A patent/GR64986B/el unknown
- 1978-09-19 CA CA311,576A patent/CA1113617A/en not_active Expired
- 1978-09-21 BR BR7806205A patent/BR7806205A/pt unknown
- 1978-10-03 ES ES473928A patent/ES473928A1/es not_active Expired
- 1978-10-05 YU YU02343/78A patent/YU234378A/xx unknown
- 1978-10-11 NO NO783445A patent/NO153765C/no unknown
- 1978-10-11 FR FR7829015A patent/FR2407175A1/fr active Granted
- 1978-10-16 SE SE7810758A patent/SE433741B/sv not_active IP Right Cessation
- 1978-10-19 IT IT28931/78A patent/IT1159944B/it active
- 1978-10-21 DE DE19782845914 patent/DE2845914A1/de not_active Ceased
- 1978-10-24 DK DK473278A patent/DK473278A/da not_active Application Discontinuation
- 1978-10-27 MX MX787502U patent/MX6336E/es unknown
- 1978-10-27 AT AT0770778A patent/AT379792B/de not_active IP Right Cessation
- 1978-10-31 BE BE191479A patent/BE871700A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2407175A1 (fr) | 1979-05-25 |
| BR7806205A (pt) | 1979-05-29 |
| US4211646A (en) | 1980-07-08 |
| SE7810758L (sv) | 1979-05-01 |
| FR2407175B1 (de) | 1984-11-09 |
| ZA784600B (en) | 1979-12-27 |
| YU234378A (en) | 1982-06-30 |
| AU517577B2 (en) | 1981-08-13 |
| GB2006741A (en) | 1979-05-10 |
| JPS5466557A (en) | 1979-05-29 |
| BE871700A (fr) | 1979-04-30 |
| IT7828931A0 (it) | 1978-10-19 |
| DK473278A (da) | 1979-05-01 |
| AU3909978A (en) | 1980-02-28 |
| IN149840B (de) | 1982-05-01 |
| GR64986B (en) | 1980-06-11 |
| NO153765B (no) | 1986-02-10 |
| MX6336E (es) | 1985-04-17 |
| GB2006741B (en) | 1982-03-24 |
| IT1159944B (it) | 1987-03-04 |
| NO153765C (no) | 1986-05-21 |
| ES473928A1 (es) | 1979-04-16 |
| CA1113617A (en) | 1981-12-01 |
| ATA770778A (de) | 1985-07-15 |
| NO783445L (no) | 1979-05-02 |
| DE2845914A1 (de) | 1979-05-03 |
| AT379792B (de) | 1986-02-25 |
| NL7808779A (nl) | 1979-05-02 |
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