GB1445903A - Bipolar electrolyzers - Google Patents
Bipolar electrolyzersInfo
- Publication number
- GB1445903A GB1445903A GB3205574A GB3205574A GB1445903A GB 1445903 A GB1445903 A GB 1445903A GB 3205574 A GB3205574 A GB 3205574A GB 3205574 A GB3205574 A GB 3205574A GB 1445903 A GB1445903 A GB 1445903A
- Authority
- GB
- United Kingdom
- Prior art keywords
- backplate
- crevice
- catholyte
- extending
- anodic
- 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
- 239000000463 material Substances 0.000 abstract 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 2
- 239000000460 chlorine Substances 0.000 abstract 2
- 229910052801 chlorine Inorganic materials 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000012267 brine Substances 0.000 abstract 1
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000005253 cladding Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 238000005868 electrolysis reaction Methods 0.000 abstract 1
- 229910052735 hafnium Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052758 niobium Inorganic materials 0.000 abstract 1
- 238000002161 passivation Methods 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract 1
- 229910052715 tantalum Inorganic materials 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/70—Assemblies comprising two or more cells
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US381114A US3876517A (en) | 1973-07-20 | 1973-07-20 | Reduction of crevice corrosion in bipolar chlorine diaphragm cells by locating the cathode screen at the crevice and maintaining the titanium within the crevice anodic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1445903A true GB1445903A (en) | 1976-08-11 |
Family
ID=23503724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3205574A Expired GB1445903A (en) | 1973-07-20 | 1974-06-19 | Bipolar electrolyzers |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3876517A (enrdf_load_stackoverflow) |
| JP (1) | JPS5044179A (enrdf_load_stackoverflow) |
| BE (1) | BE817867A (enrdf_load_stackoverflow) |
| CA (1) | CA1026711A (enrdf_load_stackoverflow) |
| DE (1) | DE2434353C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2237982B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1445903A (enrdf_load_stackoverflow) |
| IT (1) | IT1016641B (enrdf_load_stackoverflow) |
| NO (1) | NO139094C (enrdf_load_stackoverflow) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4111779A (en) * | 1974-10-09 | 1978-09-05 | Asahi Kasei Kogyo Kabushiki Kaisha | Bipolar system electrolytic cell |
| US4033848A (en) * | 1975-10-15 | 1977-07-05 | Diamond Shamrock Corporation | Wafer electrode for an electrolytic cell |
| US4057473A (en) * | 1976-03-15 | 1977-11-08 | Ppg Industries, Inc. | Method of reducing cell liquor header corrosion |
| FR2367125A1 (fr) * | 1976-10-11 | 1978-05-05 | Solvay | Element bipolaire pour electrolyseurs |
| DE2816152C2 (de) * | 1978-04-14 | 1980-07-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Chlor aus Salzsäure durch Elektrolyse und Salzsäure-Elektrolysezelle |
| US4285787A (en) * | 1980-03-20 | 1981-08-25 | Pulp And Paper Research Institute Of Canada | Electrochemical corrosion protection of stainless steel bleach plant washers |
| US4448663A (en) * | 1982-07-06 | 1984-05-15 | The Dow Chemical Company | Double L-shaped electrode for brine electrolysis cell |
| JP4169367B2 (ja) * | 1995-09-25 | 2008-10-22 | ロドルフォ アントニオ メジーナ ゴメズ | 電気化学システム |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL229673A (enrdf_load_stackoverflow) * | 1957-07-17 | |||
| BE569804A (enrdf_load_stackoverflow) * | 1957-07-26 | |||
| ZA703723B (en) * | 1969-06-24 | 1972-01-26 | Ppg Industries Inc | Diaphragm cell |
| US3755108A (en) * | 1971-08-12 | 1973-08-28 | Ppg Industries Inc | Method of producing uniform anolyte heads in the individual cells of a bipolar electrolyzer |
-
1973
- 1973-07-20 US US381114A patent/US3876517A/en not_active Expired - Lifetime
-
1974
- 1974-06-19 GB GB3205574A patent/GB1445903A/en not_active Expired
- 1974-06-24 CA CA203,182A patent/CA1026711A/en not_active Expired
- 1974-07-17 DE DE2434353A patent/DE2434353C3/de not_active Expired
- 1974-07-17 NO NO742613A patent/NO139094C/no unknown
- 1974-07-19 JP JP49083148A patent/JPS5044179A/ja active Pending
- 1974-07-19 IT IT69307/74A patent/IT1016641B/it active
- 1974-07-19 BE BE146748A patent/BE817867A/xx not_active IP Right Cessation
- 1974-07-19 FR FR7425240A patent/FR2237982B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE817867A (fr) | 1975-01-20 |
| FR2237982A1 (enrdf_load_stackoverflow) | 1975-02-14 |
| US3876517A (en) | 1975-04-08 |
| IT1016641B (it) | 1977-06-20 |
| DE2434353A1 (de) | 1975-02-13 |
| CA1026711A (en) | 1978-02-21 |
| NO139094B (no) | 1978-09-25 |
| NO742613L (enrdf_load_stackoverflow) | 1975-02-17 |
| DE2434353B2 (de) | 1977-09-01 |
| FR2237982B1 (enrdf_load_stackoverflow) | 1977-03-18 |
| NO139094C (no) | 1979-01-10 |
| JPS5044179A (enrdf_load_stackoverflow) | 1975-04-21 |
| DE2434353C3 (de) | 1984-10-11 |
| AU7057174A (en) | 1976-01-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3242059A (en) | Electrolytic process for production of chlorine and caustic | |
| US3836448A (en) | Frames for electrolytic cells of the filter-press type | |
| GB1416294A (en) | Gas discharge in electrolysis cells | |
| US3755105A (en) | Vacuum electrical contacts for use in electrolytic cells | |
| GB1415984A (en) | Electrolytic cells | |
| GB1445903A (en) | Bipolar electrolyzers | |
| US3948750A (en) | Hollow bipolar electrode | |
| KR930001974B1 (ko) | 알칼리 금속 클로레이트 또는 퍼클로레이트의 제조방법 | |
| SU878202A3 (ru) | Способ электролиза водного раствора хлорида натри | |
| CA1082124A (en) | Maintaining trough electrolyte anodic with auxiliary electrode | |
| CA1178923A (en) | Process for electrolysis of an aqueous alkali metal chloride solution | |
| US3254015A (en) | Process for treating platinum-coated electrodes | |
| US4936972A (en) | Membrane electrolyzer | |
| US4564434A (en) | Electrode for electrolysis of solutions of electrolytes | |
| US4236989A (en) | Electrolytic cell | |
| CA1072490A (en) | Annular brine head equalizer | |
| NO145343B (no) | Bipolar elektrolysecelle for fremstilling av alkalimetallhalater | |
| GB1367810A (en) | Electrolysers | |
| RU1836493C (ru) | Способ получени диоксида хлора | |
| CA1060382A (en) | Electrode unit | |
| EP0187001B1 (en) | Current leakage in electrolytic cell | |
| US3287250A (en) | Alkali-chlorine cell containing improved anode | |
| GB1321109A (en) | Electrolytic diaphragm cell | |
| GB1313441A (en) | Process for preparing chlorine and alkali phosphate solution by electrolysis and electrolytic cell for carrying out the process | |
| GB1160999A (en) | Improvements in or relating to Electrode Assemblies for Electrolytic Cells |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |