FR2517705B2 - Perfectionnement du procede et de l'appareillage d'alimentation ponctuelle de cuves d'electrolyse, et application a l'introduction controlee d'additifs halogenes - Google Patents
Perfectionnement du procede et de l'appareillage d'alimentation ponctuelle de cuves d'electrolyse, et application a l'introduction controlee d'additifs halogenesInfo
- Publication number
- FR2517705B2 FR2517705B2 FR8123328A FR8123328A FR2517705B2 FR 2517705 B2 FR2517705 B2 FR 2517705B2 FR 8123328 A FR8123328 A FR 8123328A FR 8123328 A FR8123328 A FR 8123328A FR 2517705 B2 FR2517705 B2 FR 2517705B2
- Authority
- FR
- France
- Prior art keywords
- punctual
- feeding
- improvement
- application
- controlled introduction
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/14—Devices for feeding or crust breaking
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8123328A FR2517705B2 (fr) | 1981-12-08 | 1981-12-08 | Perfectionnement du procede et de l'appareillage d'alimentation ponctuelle de cuves d'electrolyse, et application a l'introduction controlee d'additifs halogenes |
CA000400623A CA1165720A (fr) | 1981-04-15 | 1982-04-07 | Procede et appareillage d'alimentation ponctuelle en alumine et additifs halogenes de cuves d'electrolyse pour la production d'aluminium |
US06/366,990 US4435255A (en) | 1981-04-15 | 1982-04-09 | Process and apparatus for controlled feed of alumina and halogen additives into electrolysis vats for the production of aluminum |
GR67861A GR75552B (fr) | 1981-04-15 | 1982-04-09 | |
NL8201542A NL193344C (nl) | 1981-04-15 | 1982-04-13 | Werkwijze en inrichting voor de toevoer van aluminiumoxyde of gehalogeniseerde toevoegsels aan een elektrolysevat voor de bereiding van aluminium. |
ES511415A ES511415A0 (es) | 1981-04-15 | 1982-04-14 | "procedimiento y dispositivo de alimentacion de alumina y aditivos halogenados para una cuba de produccion de aluminio". |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8123328A FR2517705B2 (fr) | 1981-12-08 | 1981-12-08 | Perfectionnement du procede et de l'appareillage d'alimentation ponctuelle de cuves d'electrolyse, et application a l'introduction controlee d'additifs halogenes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2517705A2 FR2517705A2 (fr) | 1983-06-10 |
FR2517705B2 true FR2517705B2 (fr) | 1986-02-14 |
Family
ID=9264992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8123328A Expired FR2517705B2 (fr) | 1981-04-15 | 1981-12-08 | Perfectionnement du procede et de l'appareillage d'alimentation ponctuelle de cuves d'electrolyse, et application a l'introduction controlee d'additifs halogenes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2517705B2 (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3681229A (en) * | 1970-07-17 | 1972-08-01 | Aluminum Co Of America | Alumina feeder |
FR2483964A1 (fr) * | 1980-06-06 | 1981-12-11 | Aluminium Grece | Procede et appareillage d'alimentation ponctuelle en alumine de cuves d'electrolyse pour la production d'aluminium |
-
1981
- 1981-12-08 FR FR8123328A patent/FR2517705B2/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2517705A2 (fr) | 1983-06-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3162020D1 (en) | Method and apparatus for the denitrification of water | |
YU201082A (en) | Process for the concentration of non-sulfidic minerals | |
GB2111875B (en) | Machining apparatus for production line | |
IL71298A (en) | Apparatus for electrolyzing water | |
IL65019A (en) | Apparatus for the purification of water | |
DE3277022D1 (en) | Method for water electrolysis | |
DE3265214D1 (en) | Process and apparatus for continuous evaporative crystallisation | |
JPS57177385A (en) | Method of purifying water | |
DE3268840D1 (en) | Method for recovery of gallium | |
DE3470896D1 (en) | Process for the removal of sulfate from electrolysis brine | |
YU243882A (en) | Process for the floculation of red slime | |
DE3267319D1 (en) | Process for selective production of 2-hydroxynaphthalene-6-carboxylic acid | |
EP0148514A3 (en) | Method and apparatus for production of tubes | |
FR2517705B2 (fr) | Perfectionnement du procede et de l'appareillage d'alimentation ponctuelle de cuves d'electrolyse, et application a l'introduction controlee d'additifs halogenes | |
ZA826480B (en) | Apparatus for transverse movement of elongated workpieces | |
DE3162261D1 (en) | Process for the purification of thionyl chloride | |
DE3565129D1 (en) | Apparatus for molten salt electrolysis | |
DE3266976D1 (en) | Electrolysis apparatus | |
GB2157671B (en) | Apparatus for neutralizing acidified water | |
ZA821234B (en) | Process for the production of gases containing methyl chloride | |
FR2552420B1 (fr) | Procede et appareil pour la decarbonatation de l'eau par electrolyse | |
JPS57165082A (en) | Cleaning method for inside of pipe | |
GB2107190B (en) | Apparatus for separately catching successive streams of urine | |
JPS57208936A (en) | Method and apparatus for producing fishing line | |
GB2147900B (en) | Method for production of 1,3,2-dioxaphospholes |