BRPI0418419A - vedação de face de extremidade para eletrodos de grafita - Google Patents

vedação de face de extremidade para eletrodos de grafita

Info

Publication number
BRPI0418419A
BRPI0418419A BRPI0418419-0A BRPI0418419A BRPI0418419A BR PI0418419 A BRPI0418419 A BR PI0418419A BR PI0418419 A BRPI0418419 A BR PI0418419A BR PI0418419 A BRPI0418419 A BR PI0418419A
Authority
BR
Brazil
Prior art keywords
face seal
electrode end
graphite electrode
electrodes
seal
Prior art date
Application number
BRPI0418419-0A
Other languages
English (en)
Inventor
Brian Bowman
Terrence Patrick Wells
Thomas William Weber
James J Pavlisin
Original Assignee
Ucar Carbon Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ucar Carbon Co Inc filed Critical Ucar Carbon Co Inc
Publication of BRPI0418419A publication Critical patent/BRPI0418419A/pt

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/14—Arrangements or methods for connecting successive electrode sections
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/12—Arrangements for cooling, sealing or protecting electrodes
    • 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
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Discharge Heating (AREA)
  • Resistance Heating (AREA)
  • Gasket Seals (AREA)
  • Fuel Cell (AREA)
  • Secondary Cells (AREA)

Abstract

VEDAçãO DE FACE DE EXTREMIDADE PARA ELETRODOS DE GRAFITA Uma junta de eletrodo (50) é apresentada, a junta incluindo dois eletrodos de grafita unidos (50a, 50b) e tendo uma vedação (10) interposta entre os eletrodos, a vedação composta de um material tendo uma taxa de oxidação igual à ou menor do que essa dos eletrodos.
BRPI0418419-0A 2004-01-20 2004-12-22 vedação de face de extremidade para eletrodos de grafita BRPI0418419A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/760,947 US20050175062A1 (en) 2004-01-20 2004-01-20 End-face seal for graphite electrodes
PCT/US2004/043594 WO2005074325A1 (en) 2004-01-20 2004-12-22 End-face seal for graphite electrodes

Publications (1)

Publication Number Publication Date
BRPI0418419A true BRPI0418419A (pt) 2007-05-15

Family

ID=34826449

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0418419-0A BRPI0418419A (pt) 2004-01-20 2004-12-22 vedação de face de extremidade para eletrodos de grafita

Country Status (15)

Country Link
US (1) US20050175062A1 (pt)
EP (1) EP1707032B1 (pt)
JP (1) JP2007519206A (pt)
KR (1) KR20070015128A (pt)
CN (1) CN1934905A (pt)
AT (1) ATE415071T1 (pt)
BR (1) BRPI0418419A (pt)
CA (1) CA2554009A1 (pt)
DE (1) DE602004017907D1 (pt)
MX (1) MXPA06008152A (pt)
PL (1) PL381822A1 (pt)
RU (1) RU2366118C2 (pt)
TW (1) TWI306360B (pt)
WO (1) WO2005074325A1 (pt)
ZA (1) ZA200605986B (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7324576B2 (en) * 2004-01-20 2008-01-29 Graftech International Holdings Inc. Joint strengthening ring for graphite electrodes
WO2006114315A2 (en) * 2005-04-28 2006-11-02 Sgl Carbon Ag Electrode joint
WO2007098434A2 (en) * 2006-02-21 2007-08-30 Ucar Carbon Company Inc. End-face seal for electrode joints
EP2190262A1 (de) * 2008-11-25 2010-05-26 SGL Carbon SE Kohlenstoffelektrode mit verlängerter Standzeit
DE102009024881A1 (de) * 2009-06-09 2010-12-16 Sgl Carbon Se Kathodenboden, Verfahren zur Herstellung eines Kathodenbodens und Verwendung desselben in einer Elektrolysezelle zur Herstellung von Aluminium
RU2410359C1 (ru) * 2009-08-14 2011-01-27 Институт новых углеродных материалов и технологий (Закрытое акционерное общество) (ИНУМиТ (ЗАО)) Армированная графитовая фольга
RU2559832C2 (ru) * 2010-07-01 2015-08-10 Графтек Интернэшнл Холдингз Инк. Графитовый электрод
WO2012003227A1 (en) * 2010-07-01 2012-01-05 Graftech International Holdings Inc. Graphite electrode
US20140180371A1 (en) * 2012-12-21 2014-06-26 Boston Scientific Neuromodulation Corporation Leads with proximal stiffening and related methods of use and manufacture

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2836806A (en) * 1955-06-02 1958-05-27 Union Carbide Corp Conductive pad for electrode joint
US2810117A (en) * 1955-07-07 1957-10-15 Speer Carbon Company Electrode connecting nipple
NL132919C (pt) * 1959-04-30 1900-01-01
GB991581A (en) * 1962-03-21 1965-05-12 High Temperature Materials Inc Expanded pyrolytic graphite and process for producing the same
US3187089A (en) * 1962-06-21 1965-06-01 Union Carbide Corp Carbonized joint between carbon electrodes
US3540764A (en) * 1968-03-14 1970-11-17 Union Carbide Corp Resilient spacer for electrode joints
JPS5124144B1 (pt) * 1970-04-14 1976-07-22
US3814828A (en) * 1971-02-09 1974-06-04 Great Lakes Carbon Corp Nipple-electrode assembly
JPS4922107U (pt) * 1972-05-31 1974-02-25
DE2457923C3 (de) * 1974-12-07 1981-11-05 Sigri Elektrographit Gmbh, 8901 Meitingen Graphitierungsofen
ZA84806B (en) * 1983-03-22 1984-09-26 Arc Tech Syst Ltd Electrode for electric arc furnaces
DE3506023A1 (de) * 1985-02-21 1986-08-21 Sigri GmbH, 8901 Meitingen Elektrodenverbindung
US4895713A (en) * 1987-08-31 1990-01-23 Union Carbide Corporation Intercalation of graphite
US5336015A (en) * 1992-11-25 1994-08-09 Ucar Carbon Technology Corporation Self centering electrode joint
GB9312174D0 (en) * 1993-06-12 1993-07-28 Flexitallic Ltd Gasket
US5902762A (en) * 1997-04-04 1999-05-11 Ucar Carbon Technology Corporation Flexible graphite composite
US20020142164A1 (en) * 2001-03-30 2002-10-03 Pavlisin James Joseph Pitch plug for carbon electrode joint assembly
US7230969B2 (en) * 2004-06-03 2007-06-12 Ucar Carbon Company Inc. Electrode joint locking system
US20050175061A1 (en) * 2004-01-20 2005-08-11 Michael Frastaci Locking ring for graphite electrodes

Also Published As

Publication number Publication date
RU2006129909A (ru) 2008-02-27
DE602004017907D1 (de) 2009-01-02
RU2366118C2 (ru) 2009-08-27
ATE415071T1 (de) 2008-12-15
KR20070015128A (ko) 2007-02-01
EP1707032A1 (en) 2006-10-04
CN1934905A (zh) 2007-03-21
EP1707032A4 (en) 2007-06-20
TW200605735A (en) 2006-02-01
TWI306360B (en) 2009-02-11
EP1707032B1 (en) 2008-11-19
JP2007519206A (ja) 2007-07-12
MXPA06008152A (es) 2006-12-14
PL381822A1 (pl) 2007-07-23
CA2554009A1 (en) 2005-08-11
WO2005074325A1 (en) 2005-08-11
ZA200605986B (en) 2007-11-28
US20050175062A1 (en) 2005-08-11

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE(S).

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2173 DE 28/08/2012.