BR0007917A - Catodo de grafite para eletrólise de alumìnio - Google Patents
Catodo de grafite para eletrólise de alumìnioInfo
- Publication number
- BR0007917A BR0007917A BR0007917-0A BR0007917A BR0007917A BR 0007917 A BR0007917 A BR 0007917A BR 0007917 A BR0007917 A BR 0007917A BR 0007917 A BR0007917 A BR 0007917A
- Authority
- BR
- Brazil
- Prior art keywords
- aluminum electrolysis
- graphite cathode
- cathode
- resistivity
- graphite
- Prior art date
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
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Abstract
"CATODO DE GRAFITE PARA ELETRóLISE DE ALUMìNIO".Neste catodo, que é um bloco único, a resistividade elétrica éheterogênea ao longo de seu eixo geométrico longitudinal, estaresistividade sendo mais alta no final das regiões do catodo (3) doque na região central do último.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9901320A FR2789091B1 (fr) | 1999-02-02 | 1999-02-02 | Cathode graphite pour l'electrolyse de l'aluminium |
PCT/FR2000/000232 WO2000046426A1 (fr) | 1999-02-02 | 2000-02-01 | Cathode graphite pour l'electrolyse de l'aluminium |
Publications (1)
Publication Number | Publication Date |
---|---|
BR0007917A true BR0007917A (pt) | 2001-11-27 |
Family
ID=9541620
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR0007917-0A BR0007917A (pt) | 1999-02-02 | 2000-02-01 | Catodo de grafite para eletrólise de alumìnio |
Country Status (18)
Country | Link |
---|---|
US (1) | US6627062B1 (pt) |
EP (1) | EP1151150B1 (pt) |
JP (1) | JP2002538293A (pt) |
CN (1) | CN1272471C (pt) |
AT (1) | ATE267277T1 (pt) |
AU (1) | AU776902B2 (pt) |
BR (1) | BR0007917A (pt) |
CA (1) | CA2361610C (pt) |
DE (1) | DE60010861T2 (pt) |
ES (1) | ES2218108T3 (pt) |
FR (1) | FR2789091B1 (pt) |
IS (1) | IS2480B (pt) |
MX (1) | MXPA01007830A (pt) |
NO (1) | NO20013775L (pt) |
PL (1) | PL195085B1 (pt) |
RU (1) | RU2245395C2 (pt) |
WO (1) | WO2000046426A1 (pt) |
ZA (1) | ZA200106312B (pt) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10164014C1 (de) * | 2001-12-28 | 2003-05-22 | Sgl Carbon Ag | Verfahren zum Graphitieren von Kathodenblöcken |
DE10164012C1 (de) * | 2001-12-28 | 2003-04-30 | Sgl Carbon Ag | Verfahren zur kontinuierlichen Graphitierung |
DE10164008C1 (de) * | 2001-12-28 | 2003-04-30 | Sgl Carbon Ag | Graphitierte Kathodenblöcke |
DE10164009B4 (de) * | 2001-12-28 | 2005-04-07 | Sgl Carbon Ag | Verfahren zur Herstellung von Kathodenblöcken |
DE10164013C1 (de) * | 2001-12-28 | 2003-04-03 | Sgl Carbon Ag | Verfahren zum Graphitieren von Kathodenblöcken |
DE10164010C1 (de) * | 2001-12-28 | 2003-04-30 | Sgl Carbon Ag | Verfahren zur Herstellung von Kathodenblöcken |
DE10164011C1 (de) * | 2001-12-28 | 2003-05-08 | Sgl Carbon Ag | Verfahren zum Graphitieren von Kathodenblöcken |
DE10261745B3 (de) * | 2002-12-30 | 2004-07-22 | Sgl Carbon Ag | Kathodensystem zur elektrolytischen Aluminiumgewinnung |
FR2861090B1 (fr) * | 2003-10-17 | 2005-12-23 | Sgl Carbone Ag | Cathode pour l'electrolyse de l'aluminium, son procede de fabrication et utilisation de celle-ci |
RU2443623C1 (ru) * | 2010-10-14 | 2012-02-27 | Закрытое акционерное общество "Институт новых углеродных материалов и технологий" (ЗАО "ИНУМиТ") | Способ получения графитированного материала с повышенной абразивной стойкостью |
CN102234820B (zh) * | 2011-08-04 | 2013-03-20 | 中国铝业股份有限公司 | 一种减少铝电解槽铝液水平电流的方法 |
NO2650404T3 (pt) * | 2012-04-12 | 2018-06-09 | ||
CN110184627B (zh) * | 2019-05-10 | 2020-11-06 | 中国铝业股份有限公司 | 一种铝电解用定向导磁阴极钢棒 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1029122A (en) | 1910-02-10 | 1912-06-11 | Electrode Company Of America | Graphitizing electrodes. |
CA968744A (en) * | 1970-12-12 | 1975-06-03 | Kurt Lauer | Cathode for the winning of aluminum |
DE2105247C3 (de) | 1971-02-04 | 1980-06-12 | Schweizerische Aluminium Ag, Zuerich (Schweiz) | Ofen für die Schmelzflußelektrolyse von Aluminium |
CH620948A5 (pt) * | 1976-05-13 | 1980-12-31 | Alusuisse | |
DE3327230A1 (de) | 1983-07-28 | 1985-02-07 | Sigri Elektrographit Gmbh, 8901 Meitingen | Auskleidung fuer elektrolysewanne zur herstellung von aluminium |
-
1999
- 1999-02-02 FR FR9901320A patent/FR2789091B1/fr not_active Expired - Lifetime
-
2000
- 2000-02-01 PL PL00350236A patent/PL195085B1/pl unknown
- 2000-02-01 AT AT00901691T patent/ATE267277T1/de active
- 2000-02-01 CN CNB008045909A patent/CN1272471C/zh not_active Expired - Fee Related
- 2000-02-01 CA CA002361610A patent/CA2361610C/fr not_active Expired - Fee Related
- 2000-02-01 EP EP00901691A patent/EP1151150B1/fr not_active Expired - Lifetime
- 2000-02-01 JP JP2000597482A patent/JP2002538293A/ja active Pending
- 2000-02-01 BR BR0007917-0A patent/BR0007917A/pt not_active Application Discontinuation
- 2000-02-01 WO PCT/FR2000/000232 patent/WO2000046426A1/fr active IP Right Grant
- 2000-02-01 MX MXPA01007830A patent/MXPA01007830A/es not_active Application Discontinuation
- 2000-02-01 US US09/890,606 patent/US6627062B1/en not_active Expired - Fee Related
- 2000-02-01 RU RU2001124341/02A patent/RU2245395C2/ru not_active IP Right Cessation
- 2000-02-01 DE DE60010861T patent/DE60010861T2/de not_active Expired - Lifetime
- 2000-02-01 AU AU23012/00A patent/AU776902B2/en not_active Ceased
- 2000-02-01 ES ES00901691T patent/ES2218108T3/es not_active Expired - Lifetime
-
2001
- 2001-07-27 IS IS6026A patent/IS2480B/is unknown
- 2001-07-31 ZA ZA200106312A patent/ZA200106312B/xx unknown
- 2001-08-01 NO NO20013775A patent/NO20013775L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CA2361610A1 (fr) | 2000-08-10 |
ES2218108T3 (es) | 2004-11-16 |
EP1151150B1 (fr) | 2004-05-19 |
WO2000046426A1 (fr) | 2000-08-10 |
IS6026A (is) | 2001-07-27 |
FR2789091B1 (fr) | 2001-03-09 |
PL195085B1 (pl) | 2007-08-31 |
MXPA01007830A (es) | 2003-06-04 |
AU776902B2 (en) | 2004-09-23 |
ATE267277T1 (de) | 2004-06-15 |
NO20013775L (no) | 2001-09-28 |
JP2002538293A (ja) | 2002-11-12 |
IS2480B (is) | 2008-12-15 |
DE60010861T2 (de) | 2004-11-04 |
RU2245395C2 (ru) | 2005-01-27 |
ZA200106312B (en) | 2003-02-26 |
AU2301200A (en) | 2000-08-25 |
NO20013775D0 (no) | 2001-08-01 |
EP1151150A1 (fr) | 2001-11-07 |
CN1342219A (zh) | 2002-03-27 |
US6627062B1 (en) | 2003-09-30 |
CN1272471C (zh) | 2006-08-30 |
DE60010861D1 (de) | 2004-06-24 |
FR2789091A1 (fr) | 2000-08-04 |
PL350236A1 (en) | 2002-11-18 |
CA2361610C (fr) | 2004-07-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09B | Patent application refused [chapter 9.2 patent gazette] |
Free format text: INDEFIRO O PRESENTE PEDIDO DE PATENTE COMO INVENCAO - DE ACORDO COM O ART. 8O DA LPI. |
|
B09B | Patent application refused [chapter 9.2 patent gazette] |
Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL. |