FR2327326A1 - Procede pour la manutention de solutions aqueuses d'hydroxydes de metaux alcalins concentrees en halogenures de metaux alcalins - Google Patents
Procede pour la manutention de solutions aqueuses d'hydroxydes de metaux alcalins concentrees en halogenures de metaux alcalinsInfo
- Publication number
- FR2327326A1 FR2327326A1 FR7531214A FR7531214A FR2327326A1 FR 2327326 A1 FR2327326 A1 FR 2327326A1 FR 7531214 A FR7531214 A FR 7531214A FR 7531214 A FR7531214 A FR 7531214A FR 2327326 A1 FR2327326 A1 FR 2327326A1
- Authority
- FR
- France
- Prior art keywords
- alkaline metal
- concentrated
- handling
- aqueous solutions
- halogenides
- 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.)
- Granted
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
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/005—Anodic protection
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Mechanical Engineering (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Prevention Of Electric Corrosion (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7531214A FR2327326A1 (fr) | 1975-10-08 | 1975-10-08 | Procede pour la manutention de solutions aqueuses d'hydroxydes de metaux alcalins concentrees en halogenures de metaux alcalins |
US05/727,011 US4110181A (en) | 1975-10-08 | 1976-09-27 | Method of handling aqueous solutions of alkali metal hydroxides that are concentrated in respect of alkali metal halides |
DE19762644445 DE2644445A1 (de) | 1975-10-08 | 1976-10-01 | Verfahren zur handhabung von an alkalimetallhalogeniden konzentrierten, waessrigen alkalimetallhydroxidloesungen |
BE171208A BE846909A (fr) | 1975-10-08 | 1976-10-04 | Procede pour la manutention de solutions aqueuses d'hydroxydes de metaux alcalins, concentrees en halogenures de metaux alcalins |
IT28156/76A IT1068540B (it) | 1975-10-08 | 1976-10-08 | Procedimento per la manutenzione di soluzioni acquose d'idrossidi di metalli alcalini,ad alta concentrazione d'alogenuri di metalli alcalini |
GB41924/76A GB1558623A (en) | 1975-10-08 | 1976-10-08 | Protection from corrosion of steel equipment in which alkali metal hydroxide solutions are handled |
JP51120471A JPS5246395A (en) | 1975-10-08 | 1976-10-08 | Method of treating aqueous alkalimetal hydroxide solution concentrated for alkalimetal halide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7531214A FR2327326A1 (fr) | 1975-10-08 | 1975-10-08 | Procede pour la manutention de solutions aqueuses d'hydroxydes de metaux alcalins concentrees en halogenures de metaux alcalins |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2327326A1 true FR2327326A1 (fr) | 1977-05-06 |
FR2327326B1 FR2327326B1 (fr) | 1979-04-27 |
Family
ID=9161105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7531214A Granted FR2327326A1 (fr) | 1975-10-08 | 1975-10-08 | Procede pour la manutention de solutions aqueuses d'hydroxydes de metaux alcalins concentrees en halogenures de metaux alcalins |
Country Status (7)
Country | Link |
---|---|
US (1) | US4110181A (fr) |
JP (1) | JPS5246395A (fr) |
BE (1) | BE846909A (fr) |
DE (1) | DE2644445A1 (fr) |
FR (1) | FR2327326A1 (fr) |
GB (1) | GB1558623A (fr) |
IT (1) | IT1068540B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4285787A (en) * | 1980-03-20 | 1981-08-25 | Pulp And Paper Research Institute Of Canada | Electrochemical corrosion protection of stainless steel bleach plant washers |
US4545873A (en) * | 1982-01-19 | 1985-10-08 | Ciba-Geigy Ag | Vessel for an unstable solution of a metal salt or complex and method for sealing such vessel |
US6669837B1 (en) * | 2002-12-17 | 2003-12-30 | Sunbelt Chlor Alkali Partnership | Alkali metal hydroxide evaporator system |
EP3075883B1 (fr) | 2015-03-31 | 2023-09-20 | Mitsubishi Electric Corporation | Procédé pour l'inhibition de la corrosion |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2366796A (en) * | 1941-02-28 | 1945-01-09 | Solvay Process Co | Preventing corrosion of ferrous metals by ammoniacal solutions of ammonium nitrate |
US2681884A (en) * | 1950-02-03 | 1954-06-22 | Diamond Alkali Co | Brine electrolysis |
US2954333A (en) * | 1957-07-11 | 1960-09-27 | Columbia Southern Chem Corp | Method of electrolyzing brine |
US3009865A (en) * | 1958-06-02 | 1961-11-21 | Mueller Walter Adolf | Anodic protection of kraft digesters |
SU136148A1 (ru) * | 1959-12-12 | 1960-11-30 | Л.И. Каданер | Способ пассивации стальных и железных деталей перед нанесением гальванических покрытий |
DE1252643B (de) * | 1960-07-11 | 1967-10-26 | Imperial Chemical Industries Ltd London | Diaphragmenzelle zur Erzeugung von Chlor und Atzkali durch Elek trolyse einer Alkalimetallchloridlosung |
US3250691A (en) * | 1962-05-28 | 1966-05-10 | Pittsburgh Plate Glass Co | Electrolytic process of decomposing an alkali metal chloride |
US3375183A (en) * | 1964-09-23 | 1968-03-26 | Continental Oil Co | Apparatus for minimizing corrosion of metals |
US3409526A (en) * | 1965-08-13 | 1968-11-05 | Continental Oil Co | Method and apparatus for corrosion protection |
-
1975
- 1975-10-08 FR FR7531214A patent/FR2327326A1/fr active Granted
-
1976
- 1976-09-27 US US05/727,011 patent/US4110181A/en not_active Expired - Lifetime
- 1976-10-01 DE DE19762644445 patent/DE2644445A1/de not_active Withdrawn
- 1976-10-04 BE BE171208A patent/BE846909A/fr unknown
- 1976-10-08 GB GB41924/76A patent/GB1558623A/en not_active Expired
- 1976-10-08 IT IT28156/76A patent/IT1068540B/it active
- 1976-10-08 JP JP51120471A patent/JPS5246395A/ja active Pending
Non-Patent Citations (1)
Title |
---|
LE LIVRE DE BAECKMANN ET SCHWENK, "HANDBUCH DES KATHODISCHEN KORRASIONSSCHUTZES", VERLAG CHEMIE, 1971) * |
Also Published As
Publication number | Publication date |
---|---|
DE2644445A1 (de) | 1977-04-21 |
JPS5246395A (en) | 1977-04-13 |
FR2327326B1 (fr) | 1979-04-27 |
GB1558623A (en) | 1980-01-09 |
BE846909A (fr) | 1977-04-04 |
US4110181A (en) | 1978-08-29 |
IT1068540B (it) | 1985-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |