ZA857486B - Plasma torch - Google Patents

Plasma torch

Info

Publication number
ZA857486B
ZA857486B ZA857486A ZA857486A ZA857486B ZA 857486 B ZA857486 B ZA 857486B ZA 857486 A ZA857486 A ZA 857486A ZA 857486 A ZA857486 A ZA 857486A ZA 857486 B ZA857486 B ZA 857486B
Authority
ZA
South Africa
Prior art keywords
plasma torch
torch
plasma
Prior art date
Application number
ZA857486A
Other languages
English (en)
Inventor
Wolfgang Eger
Gerhard Scheiblhofer
Original Assignee
Voest Alpine Ag
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 Voest Alpine Ag filed Critical Voest Alpine Ag
Publication of ZA857486B publication Critical patent/ZA857486B/xx

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
    • H05H1/3484—Convergent-divergent 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
    • H05H1/3436—Hollow cathodes with internal coolant flow
    • 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
    • H05H1/3478—Geometrical details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Geometry (AREA)
  • Plasma Technology (AREA)
ZA857486A 1984-10-11 1985-09-27 Plasma torch ZA857486B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0323284A AT381826B (de) 1984-10-11 1984-10-11 Plasmabrenner

Publications (1)

Publication Number Publication Date
ZA857486B true ZA857486B (en) 1986-06-25

Family

ID=3547431

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA857486A ZA857486B (en) 1984-10-11 1985-09-27 Plasma torch

Country Status (8)

Country Link
US (1) US4650953A (ja)
EP (1) EP0178288B1 (ja)
JP (1) JPS61179100A (ja)
AT (1) AT381826B (ja)
CA (1) CA1241999A (ja)
DD (1) DD239707A5 (ja)
DE (1) DE3580233D1 (ja)
ZA (1) ZA857486B (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3884653T2 (de) * 1987-04-03 1994-02-03 Fujitsu Ltd Verfahren und Vorrichtung zur Gasphasenabscheidung von Diamant.
JPH0658840B2 (ja) * 1988-04-26 1994-08-03 新日本製鐵株式会社 移行形プラズマトーチ
US4954683A (en) * 1989-05-26 1990-09-04 Thermal Dynamics Corporation Plasma arc gouger
US4990739A (en) * 1989-07-07 1991-02-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Plasma gun with coaxial powder feed and adjustable cathode
IN180745B (ja) * 1990-01-17 1998-03-14 Univ Sydney
US5079403A (en) * 1990-10-22 1992-01-07 W. A. Whitney Corp. Nozzle for plasma arc torch
GB9108891D0 (en) * 1991-04-25 1991-06-12 Tetronics Research & Dev Co Li Silica production
US5208448A (en) * 1992-04-03 1993-05-04 Esab Welding Products, Inc. Plasma torch nozzle with improved cooling gas flow
US5257500A (en) * 1992-07-27 1993-11-02 General Electric Company Aircraft engine ignition system
US5640841A (en) * 1995-05-08 1997-06-24 Crosby; Rulon Plasma torch ignition for low NOx combustion turbine combustor with monitoring means and plasma generation control means
US5771818A (en) * 1996-05-20 1998-06-30 Prometron Technics Co., Ltd. Cooling system for waste disposal device
DE19626941A1 (de) * 1996-07-04 1998-01-08 Castolin Sa Verfahren zum Beschichten oder Schweißen leicht oxidierbarer Werkstoffe sowie Plasmabrenner dafür
US6207923B1 (en) 1998-11-05 2001-03-27 Hypertherm, Inc. Plasma arc torch tip providing a substantially columnar shield flow
US6362450B1 (en) 2001-01-30 2002-03-26 The Esab Group, Inc. Gas flow for plasma arc torch
WO2004070809A1 (ja) * 2003-02-06 2004-08-19 Semiconductor Energy Laboratory Co., Ltd. 表示装置の作製方法
US6969819B1 (en) * 2004-05-18 2005-11-29 The Esab Group, Inc. Plasma arc torch
US20070045241A1 (en) * 2005-08-29 2007-03-01 Schneider Joseph C Contact start plasma torch and method of operation
CN101998750B (zh) * 2009-08-14 2012-09-26 中国科学院金属研究所 一种等离子体阴极与保护方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967926A (en) * 1958-03-10 1961-01-10 Union Carbide Corp Testing process and apparatus
US3130292A (en) * 1960-12-27 1964-04-21 Union Carbide Corp Arc torch apparatus for use in metal melting furnaces
US3304719A (en) * 1964-07-28 1967-02-21 Giannini Scient Corp Apparatus and method for heating and accelerating gas
GB1326429A (en) * 1969-10-31 1973-08-15 Siemens Ag Production of high-velocity gas jets
BE795891A (fr) * 1972-02-23 1973-06-18 Electricity Council Perfectionnements aux chalumeaux a plasma
DE2900330A1 (de) * 1978-01-09 1979-07-12 Inst Elektroswarki Patona Verfahren zur plasmaerzeugung in einem plasma-lichtbogen-generator und vorrichtung zur durchfuehrung des verfahrens
DE3241476A1 (de) * 1982-11-10 1984-05-10 Fried. Krupp Gmbh, 4300 Essen Verfahren zur einleitung von ionisierbarem gas in ein plasma eines lichtbogenbrenners und plasmabrenner zur durchfuehrung des verfahrens
US4521666A (en) * 1982-12-23 1985-06-04 Union Carbide Corporation Plasma arc torch
US4558201A (en) * 1984-12-10 1985-12-10 Thermal Dynamics Corporation Plasma-arc torch with gas cooled blow-out electrode

Also Published As

Publication number Publication date
ATA323284A (de) 1986-04-15
EP0178288B1 (de) 1990-10-24
AT381826B (de) 1986-12-10
DE3580233D1 (de) 1990-11-29
US4650953A (en) 1987-03-17
EP0178288A3 (en) 1988-08-03
CA1241999A (en) 1988-09-13
JPH0514399B2 (ja) 1993-02-24
EP0178288A2 (de) 1986-04-16
DD239707A5 (de) 1986-10-01
JPS61179100A (ja) 1986-08-11

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