CA1097587A - Decyanuration d'eaux residuaires - Google Patents
Decyanuration d'eaux residuairesInfo
- Publication number
- CA1097587A CA1097587A CA290,046A CA290046A CA1097587A CA 1097587 A CA1097587 A CA 1097587A CA 290046 A CA290046 A CA 290046A CA 1097587 A CA1097587 A CA 1097587A
- Authority
- CA
- Canada
- Prior art keywords
- compartment
- solution
- cathode
- electrodes
- anode
- 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
Links
- 238000000034 method Methods 0.000 claims abstract description 25
- 239000000243 solution Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000012528 membrane Substances 0.000 claims abstract description 19
- 150000001768 cations Chemical class 0.000 claims abstract description 16
- 239000007864 aqueous solution Substances 0.000 claims abstract description 8
- 230000003647 oxidation Effects 0.000 claims abstract description 8
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 8
- 230000008030 elimination Effects 0.000 claims abstract description 6
- 238000003379 elimination reaction Methods 0.000 claims abstract description 6
- 150000001875 compounds Chemical class 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims abstract description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 3
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 3
- 239000007832 Na2SO4 Substances 0.000 claims 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims 2
- 229910052938 sodium sulfate Inorganic materials 0.000 claims 2
- 235000011152 sodium sulphate Nutrition 0.000 claims 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- LDQWGYPZNIJQIK-UHFFFAOYSA-N [Ta].[Pt] Chemical compound [Ta].[Pt] LDQWGYPZNIJQIK-UHFFFAOYSA-N 0.000 claims 1
- 159000000011 group IA salts Chemical class 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 239000003643 water by type Substances 0.000 abstract description 3
- 150000002825 nitriles Chemical class 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 5
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-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
- 239000003513 alkali Substances 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 101100412856 Mus musculus Rhod gene Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 230000021962 pH elevation Effects 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- FHHJDRFHHWUPDG-UHFFFAOYSA-N peroxysulfuric acid Chemical compound OOS(O)(=O)=O FHHJDRFHHWUPDG-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7633076 | 1976-11-03 | ||
| FR7633076A FR2370000A1 (fr) | 1976-11-03 | 1976-11-03 | Decyanuration d'eaux residuaires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1097587A true CA1097587A (fr) | 1981-03-17 |
Family
ID=9179483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA290,046A Expired CA1097587A (fr) | 1976-11-03 | 1977-11-02 | Decyanuration d'eaux residuaires |
Country Status (11)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2592317B1 (fr) * | 1986-01-02 | 1988-04-22 | Univ Languedoc | Procede de regulation d'un electrodialyseur et installation perfectionnee d'electrodialyse. |
| FR2718731B1 (fr) * | 1994-04-19 | 1996-06-21 | Emc Services | Traitement d'un effluent contenant des espèces anioniques oxydables, en particulier un effluent cyanure, par oxydation chimique et électrolyse. |
| JP3530511B2 (ja) * | 2001-09-19 | 2004-05-24 | 三洋電機株式会社 | 窒素処理方法及び窒素処理システム |
| JP2010000005A (ja) * | 2008-06-18 | 2010-01-07 | Sumitomo Fudosan Kk | 樹木による建物間の目隠し方法とそれに使用する樹高嵩上装置 |
| CN102701339B (zh) * | 2012-06-07 | 2014-01-29 | 中国海洋大学 | 一种氰化贫液回收处理方法 |
| CN103253832B (zh) * | 2013-05-31 | 2015-07-01 | 神华集团有限责任公司 | 一种焦化废水的回用处理方法 |
| US20210387874A1 (en) * | 2020-06-12 | 2021-12-16 | Pani Clean, Inc. | Hybrid electrodialysis and electrolysis systems and processes |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2535035A (en) * | 1945-04-30 | 1950-12-26 | Robert E Briggs | Method of electrolytic water softening and ph adjustment |
| US3751296A (en) * | 1967-02-10 | 1973-08-07 | Chemnor Ag | Electrode and coating therefor |
| JPS5128938B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1970-11-26 | 1976-08-23 | ||
| US3764497A (en) * | 1971-04-14 | 1973-10-09 | Hooker Chemical Corp | Decreasing cyanide content by an electrochemical technique |
| US3728238A (en) * | 1971-04-14 | 1973-04-17 | Hooker Chemical Corp | Decreasing hexavalent chromium content of liquids by an electrochemical technique |
| US3764498A (en) * | 1971-04-14 | 1973-10-09 | Hooker Chemical Corp | Decreasing cyanide content by an electrochemical technique |
| US3847765A (en) * | 1972-12-20 | 1974-11-12 | Mitsubishi Petrochemical Co | Method for the treatment of cyanide-containing wastes |
| US3804733A (en) * | 1973-01-02 | 1974-04-16 | Univ Cal | Method and apparatus for the electrochemical removal of metal ions |
| US3904496A (en) * | 1974-01-02 | 1975-09-09 | Hooker Chemicals Plastics Corp | Electrolytic production of chlorine dioxide, chlorine, alkali metal hydroxide and hydrogen |
| US3970531A (en) * | 1974-09-04 | 1976-07-20 | Rockwell International Corporation | Decreasing the cyanide and heavy metal content of an aqueous solution |
| US3909381A (en) * | 1974-11-18 | 1975-09-30 | Raymond John L | Purification of chromium plating solutions by electrodialysis |
| US4042758A (en) * | 1975-11-03 | 1977-08-16 | The Superior Oil Company | Photochemical cell |
| US4118295A (en) * | 1976-04-20 | 1978-10-03 | Dart Industries Inc. | Regeneration of plastic etchants |
-
1976
- 1976-11-03 FR FR7633076A patent/FR2370000A1/fr active Granted
-
1977
- 1977-10-19 GB GB43546/77A patent/GB1556598A/en not_active Expired
- 1977-10-31 SE SE7712278A patent/SE7712278L/xx unknown
- 1977-11-01 NL NL7711990A patent/NL7711990A/xx not_active Application Discontinuation
- 1977-11-02 CA CA290,046A patent/CA1097587A/fr not_active Expired
- 1977-11-02 JP JP13095477A patent/JPS5358155A/ja active Pending
- 1977-11-03 IT IT29292/77A patent/IT1089015B/it active
- 1977-11-03 BE BE182275A patent/BE860398A/xx unknown
- 1977-11-03 DE DE19772749208 patent/DE2749208A1/de not_active Withdrawn
- 1977-11-03 US US05/848,298 patent/US4179348A/en not_active Expired - Lifetime
- 1977-11-03 ES ES463806A patent/ES463806A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1089015B (it) | 1985-06-10 |
| US4179348A (en) | 1979-12-18 |
| ES463806A1 (es) | 1978-06-16 |
| NL7711990A (nl) | 1978-05-08 |
| GB1556598A (en) | 1979-11-28 |
| FR2370000A1 (fr) | 1978-06-02 |
| JPS5358155A (en) | 1978-05-25 |
| DE2749208A1 (de) | 1978-05-18 |
| SE7712278L (sv) | 1978-05-04 |
| BE860398A (fr) | 1978-05-03 |
| FR2370000B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |