FI61727C - Foerfarande foer minskning av kvicksilverfoerluster vid alkalikloridelektrolys - Google Patents
Foerfarande foer minskning av kvicksilverfoerluster vid alkalikloridelektrolys Download PDFInfo
- Publication number
- FI61727C FI61727C FI782824A FI782824A FI61727C FI 61727 C FI61727 C FI 61727C FI 782824 A FI782824 A FI 782824A FI 782824 A FI782824 A FI 782824A FI 61727 C FI61727 C FI 61727C
- Authority
- FI
- Finland
- Prior art keywords
- brine
- redox potential
- mercury
- chlorine
- process according
- Prior art date
Links
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
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
-
- 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
- C25B1/36—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in mercury cathode cells
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)
- Electrolytic Production Of Metals (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2741985 | 1977-09-17 | ||
| DE2741985A DE2741985C3 (de) | 1977-09-17 | 1977-09-17 | Verfahren zur Verminderung von Quecksilberverlusten bei der Alkalichlorid-Elektrolyse |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI782824A FI782824A (fi) | 1979-03-18 |
| FI61727B FI61727B (fi) | 1982-05-31 |
| FI61727C true FI61727C (fi) | 1982-09-10 |
Family
ID=6019246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI782824A FI61727C (fi) | 1977-09-17 | 1978-09-14 | Foerfarande foer minskning av kvicksilverfoerluster vid alkalikloridelektrolys |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4212715A (de) |
| AR (1) | AR220724A1 (de) |
| BE (1) | BE870552A (de) |
| BR (1) | BR7806037A (de) |
| CA (1) | CA1123371A (de) |
| CS (1) | CS199745B2 (de) |
| DE (1) | DE2741985C3 (de) |
| ES (1) | ES473249A1 (de) |
| FI (1) | FI61727C (de) |
| FR (1) | FR2403397A1 (de) |
| GB (1) | GB2004304B (de) |
| IT (1) | IT1100105B (de) |
| NL (1) | NL7809440A (de) |
| NO (1) | NO783128L (de) |
| PL (1) | PL209633A1 (de) |
| PT (1) | PT68561A (de) |
| SE (1) | SE7809703L (de) |
| ZA (1) | ZA785251B (de) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1389870A (en) * | 1920-06-15 | 1921-09-06 | Henderson Monroe Lyle | Tire-chain |
| GB932337A (en) | 1962-03-23 | 1963-07-24 | Olin Mathieson | Chlorine recovery |
| GB916866A (en) | 1960-12-15 | 1963-01-30 | Ici Ltd | Treatment of brine |
| JPS5218158B1 (de) | 1966-10-20 | 1977-05-19 | ||
| GB1339261A (en) * | 1970-02-20 | 1973-11-28 | Ici Ltd | Treatmetn of brine to recover mercury |
| US3691037A (en) | 1971-03-25 | 1972-09-12 | Fmc Corp | Mercury recovery from chlorine cells utilizing mercury cathodes |
| DE2126516A1 (de) * | 1971-05-28 | 1972-12-07 | Bayer | Verfahren zum Aufkonzentrieren von Elektrolysesole bei der Alkalichlorid-Elektrolyse |
| GB1389870A (en) | 1972-08-22 | 1975-04-09 | Ici Ltd | Purification of alkalimetal chloride brine |
| GB1439803A (en) * | 1973-06-05 | 1976-06-16 | Ici Ltd | Recovery of mercury |
-
1977
- 1977-09-17 DE DE2741985A patent/DE2741985C3/de not_active Expired
-
1978
- 1978-09-11 ES ES473249A patent/ES473249A1/es not_active Expired
- 1978-09-14 FI FI782824A patent/FI61727C/fi not_active IP Right Cessation
- 1978-09-14 SE SE7809703A patent/SE7809703L/xx unknown
- 1978-09-15 NO NO783128A patent/NO783128L/no unknown
- 1978-09-15 PT PT68561A patent/PT68561A/de unknown
- 1978-09-15 CA CA311,401A patent/CA1123371A/en not_active Expired
- 1978-09-15 NL NL7809440A patent/NL7809440A/xx not_active Application Discontinuation
- 1978-09-15 AR AR273725A patent/AR220724A1/es active
- 1978-09-15 BR BR7806037A patent/BR7806037A/pt unknown
- 1978-09-15 ZA ZA00785251A patent/ZA785251B/xx unknown
- 1978-09-15 IT IT27737/78A patent/IT1100105B/it active
- 1978-09-15 CS CS785984A patent/CS199745B2/cs unknown
- 1978-09-16 PL PL20963378A patent/PL209633A1/xx unknown
- 1978-09-18 GB GB7837182A patent/GB2004304B/en not_active Expired
- 1978-09-18 FR FR7826654A patent/FR2403397A1/fr active Granted
- 1978-09-18 BE BE190543A patent/BE870552A/xx unknown
-
1979
- 1979-03-13 US US06/020,086 patent/US4212715A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NO783128L (no) | 1979-03-20 |
| GB2004304B (en) | 1982-03-17 |
| BR7806037A (pt) | 1979-05-02 |
| SE7809703L (sv) | 1979-03-18 |
| IT7827737A0 (it) | 1978-09-15 |
| PT68561A (de) | 1978-10-01 |
| NL7809440A (nl) | 1979-03-20 |
| FI782824A (fi) | 1979-03-18 |
| US4212715A (en) | 1980-07-15 |
| FI61727B (fi) | 1982-05-31 |
| AR220724A1 (es) | 1980-11-28 |
| FR2403397B1 (de) | 1982-12-31 |
| IT1100105B (it) | 1985-09-28 |
| ES473249A1 (es) | 1979-03-16 |
| CS199745B2 (en) | 1980-07-31 |
| DE2741985B2 (de) | 1981-01-08 |
| PL209633A1 (pl) | 1979-06-04 |
| ZA785251B (en) | 1979-09-26 |
| FR2403397A1 (fr) | 1979-04-13 |
| DE2741985A1 (de) | 1979-04-05 |
| CA1123371A (en) | 1982-05-11 |
| DE2741985C3 (de) | 1981-10-15 |
| GB2004304A (en) | 1979-03-28 |
| BE870552A (fr) | 1979-03-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: HOECHST AKTIENGESELLSCHAFT |