FR2923977B1 - Electrode en alliage d'argent pour torche a plasma. - Google Patents

Electrode en alliage d'argent pour torche a plasma.

Info

Publication number
FR2923977B1
FR2923977B1 FR0759176A FR0759176A FR2923977B1 FR 2923977 B1 FR2923977 B1 FR 2923977B1 FR 0759176 A FR0759176 A FR 0759176A FR 0759176 A FR0759176 A FR 0759176A FR 2923977 B1 FR2923977 B1 FR 2923977B1
Authority
FR
France
Prior art keywords
plasma torch
silver alloy
alloy electrode
electrode
silver
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 - Fee Related
Application number
FR0759176A
Other languages
English (en)
Other versions
FR2923977A1 (fr
Inventor
Benoit Barthelemy
Frederic Richard
Corinne Chovet
Peter Uhlig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Lincoln Electric Co France SA
Original Assignee
Air Liquide SA
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Air Liquide Welding France
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39494854&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2923977(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Air Liquide SA, LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude, Air Liquide Welding France filed Critical Air Liquide SA
Priority to FR0759176A priority Critical patent/FR2923977B1/fr
Priority to EP08169245A priority patent/EP2063689B1/fr
Publication of FR2923977A1 publication Critical patent/FR2923977A1/fr
Application granted granted Critical
Publication of FR2923977B1 publication Critical patent/FR2923977B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/3442—Cathodes with inserted tip

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Plasma Technology (AREA)
  • Arc Welding In General (AREA)
FR0759176A 2007-11-20 2007-11-20 Electrode en alliage d'argent pour torche a plasma. Expired - Fee Related FR2923977B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0759176A FR2923977B1 (fr) 2007-11-20 2007-11-20 Electrode en alliage d'argent pour torche a plasma.
EP08169245A EP2063689B1 (fr) 2007-11-20 2008-11-17 Electrode en alliage d'argent pour torche à plasma

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0759176A FR2923977B1 (fr) 2007-11-20 2007-11-20 Electrode en alliage d'argent pour torche a plasma.

Publications (2)

Publication Number Publication Date
FR2923977A1 FR2923977A1 (fr) 2009-05-22
FR2923977B1 true FR2923977B1 (fr) 2010-03-26

Family

ID=39494854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0759176A Expired - Fee Related FR2923977B1 (fr) 2007-11-20 2007-11-20 Electrode en alliage d'argent pour torche a plasma.

Country Status (2)

Country Link
EP (1) EP2063689B1 (fr)
FR (1) FR2923977B1 (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1324644B1 (fr) 1991-04-12 2008-07-30 Hypertherm, Inc. Dispositif de coupage par plasma d'arc
US5310988A (en) 1992-05-20 1994-05-10 Hypertherm, Inc. Electrode for high current density plasma arc torch
FR2698301B1 (fr) 1992-11-20 1994-12-23 Soudure Autogene Francaise Torche de coupage plasma.
US5380976A (en) 1992-12-11 1995-01-10 Hypertherm, Inc. Process for high quality plasma arc and laser cutting of stainless steel and aluminum
JPH08288095A (ja) * 1995-04-19 1996-11-01 Komatsu Ltd プラズマアークトーチ用電極
US5857888A (en) * 1996-10-28 1999-01-12 Prometron Technics Corp. Method of manufacturing a plasma torch eletrode
US6020572A (en) 1998-08-12 2000-02-01 The Esab Group, Inc. Electrode for plasma arc torch and method of making same
FR2787676B1 (fr) 1998-12-18 2001-01-19 Soudure Autogene Francaise Piece d'usure pour torche de travail a l'arc realisee en cuivre allie
FR2805194B1 (fr) 2000-02-18 2002-06-28 Air Liquide Procede et installation de travail a l'arc plasma avec melange gazeux a base d'hydrogene, d'azote et/ou d'argon
FR2807283B1 (fr) 2000-03-30 2002-10-11 Soudure Autogene Francaise Torche a plasma avec amorcage par contact entre l'electrode et la tuyere
US6483070B1 (en) 2001-09-26 2002-11-19 The Esab Group, Inc. Electrode component thermal bonding
US6563075B1 (en) * 2001-12-20 2003-05-13 The Esab Group, Inc. Method of forming an electrode
FR2852479A1 (fr) * 2003-03-14 2004-09-17 Air Liquide Electrode a insert en hf-zr pour torche de coupage plasma
EP1578177A1 (fr) 2004-03-19 2005-09-21 La Soudure Autogene Francaise Procédé de coupage plasma avec double flux de gaz

Also Published As

Publication number Publication date
EP2063689A1 (fr) 2009-05-27
FR2923977A1 (fr) 2009-05-22
EP2063689B1 (fr) 2012-09-26

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140731