FR2555392B1 - Procede de traitement thermique, notamment de coupage, par un jet de plasma - Google Patents

Procede de traitement thermique, notamment de coupage, par un jet de plasma

Info

Publication number
FR2555392B1
FR2555392B1 FR8318266A FR8318266A FR2555392B1 FR 2555392 B1 FR2555392 B1 FR 2555392B1 FR 8318266 A FR8318266 A FR 8318266A FR 8318266 A FR8318266 A FR 8318266A FR 2555392 B1 FR2555392 B1 FR 2555392B1
Authority
FR
France
Prior art keywords
heat treatment
plasma jet
especially cutting
cutting
jet
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
Application number
FR8318266A
Other languages
English (en)
Other versions
FR2555392A1 (fr
Inventor
Guy Salinier
Jean-Paul Bossard
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
Original Assignee
Air Liquide SA
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 Air Liquide SA filed Critical Air Liquide SA
Priority to FR8318266A priority Critical patent/FR2555392B1/fr
Priority to US06/668,165 priority patent/US4652723A/en
Priority to JP59240901A priority patent/JPS60116717A/ja
Publication of FR2555392A1 publication Critical patent/FR2555392A1/fr
Priority to FR8512376A priority patent/FR2586334B2/fr
Application granted granted Critical
Publication of FR2555392B1 publication Critical patent/FR2555392B1/fr
Expired legal-status Critical Current

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
    • H05H1/30—Plasma torches using applied electromagnetic fields, e.g. high frequency or microwave energy
    • 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
    • H05H1/3405—Arrangements for stabilising or constricting the arc, e.g. by an additional gas flow

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Plasma Technology (AREA)
  • Arc Welding In General (AREA)
FR8318266A 1983-11-17 1983-11-17 Procede de traitement thermique, notamment de coupage, par un jet de plasma Expired FR2555392B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8318266A FR2555392B1 (fr) 1983-11-17 1983-11-17 Procede de traitement thermique, notamment de coupage, par un jet de plasma
US06/668,165 US4652723A (en) 1983-11-17 1984-11-01 Method for heat treating with a microwave plasma torch
JP59240901A JPS60116717A (ja) 1983-11-17 1984-11-16 マイクロ波プラズマトーチによる熱処理法
FR8512376A FR2586334B2 (fr) 1983-11-17 1985-08-14 Procede de traitement thermique par une torche a plasma micro-ondes, et torche pour sa mise en oeuvre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8318266A FR2555392B1 (fr) 1983-11-17 1983-11-17 Procede de traitement thermique, notamment de coupage, par un jet de plasma

Publications (2)

Publication Number Publication Date
FR2555392A1 FR2555392A1 (fr) 1985-05-24
FR2555392B1 true FR2555392B1 (fr) 1986-08-22

Family

ID=9294210

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8318266A Expired FR2555392B1 (fr) 1983-11-17 1983-11-17 Procede de traitement thermique, notamment de coupage, par un jet de plasma

Country Status (3)

Country Link
US (1) US4652723A (fr)
JP (1) JPS60116717A (fr)
FR (1) FR2555392B1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586334B2 (fr) * 1983-11-17 1989-02-24 Air Liquide Procede de traitement thermique par une torche a plasma micro-ondes, et torche pour sa mise en oeuvre
US6115861A (en) * 1997-10-09 2000-09-12 Patmark Company, Inc. Mattress structure
US6841201B2 (en) * 2001-12-21 2005-01-11 The Procter & Gamble Company Apparatus and method for treating a workpiece using plasma generated from microwave radiation
US6821379B2 (en) * 2001-12-21 2004-11-23 The Procter & Gamble Company Portable apparatus and method for treating a workpiece
DE10260745A1 (de) * 2002-12-23 2004-07-01 Outokumpu Oyj Verfahren und Anlage zur thermischen Behandlung von körnigen Feststoffen
US7371992B2 (en) * 2003-03-07 2008-05-13 Rapt Industries, Inc. Method for non-contact cleaning of a surface
DE102004026636B3 (de) * 2004-06-01 2005-07-21 Daimlerchrysler Ag Vorrichtung und Verfahren zum Umschmelzen von metallischen Oberflächen
US7164095B2 (en) * 2004-07-07 2007-01-16 Noritsu Koki Co., Ltd. Microwave plasma nozzle with enhanced plume stability and heating efficiency
US20060052883A1 (en) * 2004-09-08 2006-03-09 Lee Sang H System and method for optimizing data acquisition of plasma using a feedback control module
CN101361409B (zh) * 2006-01-30 2011-09-14 赛安株式会社 工件处理系统和等离子体产生装置
TW200742506A (en) * 2006-02-17 2007-11-01 Noritsu Koki Co Ltd Plasma generation apparatus and work process apparatus
US20100074810A1 (en) * 2008-09-23 2010-03-25 Sang Hun Lee Plasma generating system having tunable plasma nozzle
US7921804B2 (en) * 2008-12-08 2011-04-12 Amarante Technologies, Inc. Plasma generating nozzle having impedance control mechanism
US20100201272A1 (en) * 2009-02-09 2010-08-12 Sang Hun Lee Plasma generating system having nozzle with electrical biasing
US20100254853A1 (en) * 2009-04-06 2010-10-07 Sang Hun Lee Method of sterilization using plasma generated sterilant gas
CN102559272B (zh) * 2011-12-29 2014-05-14 武汉凯迪工程技术研究总院有限公司 一种微波等离子生物质气流床气化炉及工艺
CN102530859B (zh) * 2011-12-29 2013-11-06 武汉凯迪工程技术研究总院有限公司 一种外热型微波等离子气化炉及合成气生产方法
CN102559273B (zh) * 2011-12-29 2014-03-05 武汉凯迪工程技术研究总院有限公司 一种微波等离子生物质气化固定床气化炉及工艺
CN104419805B (zh) * 2013-09-09 2016-09-07 成都真火科技有限公司 一种层流等离子表面点状热处理系统
CN114905174A (zh) * 2022-05-18 2022-08-16 东北石油大学 核电厚壁不锈钢复杂管件等离子-火焰同轴复合切割工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3353060A (en) * 1964-11-28 1967-11-14 Hitachi Ltd High-frequency discharge plasma generator with an auxiliary electrode
GB1214140A (en) * 1968-01-17 1970-12-02 Zentralinstitut Schweiss Method of conforming the cutting jet in plasma cutting
US3534388A (en) * 1968-03-13 1970-10-13 Hitachi Ltd Plasma jet cutting process
BE788919A (fr) * 1971-09-17 1973-03-15 Philips Nv Procede et dispositif permettant le traitement et l'usinage thermiques de materiaux a haut point de fusion
JPS5113473B2 (fr) * 1971-11-19 1976-04-28
US4121083A (en) * 1977-04-27 1978-10-17 Metco, Inc. Method and apparatus for plasma flame-spraying coating material onto a substrate

Also Published As

Publication number Publication date
US4652723A (en) 1987-03-24
JPS60116717A (ja) 1985-06-24
FR2555392A1 (fr) 1985-05-24

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