EP0111116A3 - Process for introducing an ionisable gas into an arc torch plasma, and plasma torch for carrying out said process - Google Patents
Process for introducing an ionisable gas into an arc torch plasma, and plasma torch for carrying out said process Download PDFInfo
- Publication number
- EP0111116A3 EP0111116A3 EP83110451A EP83110451A EP0111116A3 EP 0111116 A3 EP0111116 A3 EP 0111116A3 EP 83110451 A EP83110451 A EP 83110451A EP 83110451 A EP83110451 A EP 83110451A EP 0111116 A3 EP0111116 A3 EP 0111116A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- plasma
- torch
- introducing
- outlet opening
- carrying
- 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.)
- Granted
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
- H05H1/3436—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)
- Arc Welding In General (AREA)
- Discharge Heating (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Gas-Filled Discharge Tubes (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT83110451T ATE46419T1 (en) | 1982-11-10 | 1983-10-20 | PLASMA TORCH WITH A CONICAL ELECTRODE AND A NOZZLE WITH AT LEAST PARTIALLY CONICAL INNER JACKET. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823241476 DE3241476A1 (en) | 1982-11-10 | 1982-11-10 | METHOD FOR INTRODUCING IONIZABLE GAS INTO A PLASMA OF AN ARC BURNER, AND PLASMA TORCHER FOR CARRYING OUT THE METHOD |
DE3241476 | 1982-11-10 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0111116A2 EP0111116A2 (en) | 1984-06-20 |
EP0111116A3 true EP0111116A3 (en) | 1985-10-09 |
EP0111116B1 EP0111116B1 (en) | 1989-09-13 |
Family
ID=6177711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP83110451A Expired EP0111116B1 (en) | 1982-11-10 | 1983-10-20 | Plasma torch having a conical electrode and a nozzle, the inner surface of which is at least in part conical |
Country Status (7)
Country | Link |
---|---|
US (1) | US4594496A (en) |
EP (1) | EP0111116B1 (en) |
JP (1) | JPS5999700A (en) |
AT (1) | ATE46419T1 (en) |
DE (1) | DE3241476A1 (en) |
FI (1) | FI84548C (en) |
ZA (1) | ZA838333B (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3435680A1 (en) * | 1984-09-28 | 1986-04-03 | Fried. Krupp Gmbh, 4300 Essen | PLASMA TORCH |
AT381826B (en) * | 1984-10-11 | 1986-12-10 | Voest Alpine Ag | PLASMA TORCH |
DE3642375A1 (en) * | 1986-12-11 | 1988-06-23 | Castolin Sa | METHOD FOR APPLYING AN INTERNAL COATING INTO TUBES OD. DGL. CAVITY NARROW CROSS SECTION AND PLASMA SPLASH BURNER DAFUER |
US4926632A (en) * | 1988-02-01 | 1990-05-22 | Olin Corporation | Performance arcjet thruster |
JPH0355792A (en) * | 1989-07-25 | 1991-03-11 | Ebara Infilco Co Ltd | Plasma generator for fusion furnace |
JP2681251B2 (en) * | 1993-07-14 | 1997-11-26 | 動力炉・核燃料開発事業団 | Restraint tip for plasma jet torch |
DE4440323A1 (en) * | 1994-11-11 | 1996-05-15 | Sulzer Metco Ag | Nozzle for a torch head of a plasma spraying unit |
US6215089B1 (en) * | 1998-06-02 | 2001-04-10 | Inocon Technologie Gesellschaft M.B.H. | Plasma welding torch |
US6180911B1 (en) * | 1999-06-02 | 2001-01-30 | Retech Services, Inc. | Material and geometry design to enhance the operation of a plasma arc |
TW469757B (en) * | 1999-12-13 | 2001-12-21 | Nippon Steel Corp | A transferred plasma heating anode |
AT4599U1 (en) * | 2000-06-21 | 2001-09-25 | Inocon Technologie Gmbh | PLASMA TORCH |
DE10047696A1 (en) * | 2000-09-25 | 2002-04-18 | Dilthey Ulrich | Plasma positive pole torch for high performance ranges |
ITRM20010291A1 (en) * | 2001-05-29 | 2002-11-29 | Ct Sviluppo Materiali Spa | PLASMA TORCH |
US6963045B2 (en) | 2003-11-14 | 2005-11-08 | Tatras, Inc. | Plasma arc cutting torch nozzle |
US20060091117A1 (en) * | 2004-11-04 | 2006-05-04 | United Technologies Corporation | Plasma spray apparatus |
EP1689216A1 (en) * | 2005-02-04 | 2006-08-09 | Vlaamse Instelling Voor Technologisch Onderzoek (Vito) | Atmospheric-pressure plasma jet |
TWI352368B (en) * | 2007-09-21 | 2011-11-11 | Ind Tech Res Inst | Plasma head and plasma-discharging device using th |
US9144148B2 (en) | 2013-07-25 | 2015-09-22 | Hypertherm, Inc. | Devices for gas cooling plasma arc torches and related systems and methods |
EP3083064B1 (en) * | 2013-12-19 | 2020-04-22 | Oerlikon Metco (US) Inc. | Long-life plasma nozzle with liner |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3027447A (en) * | 1960-10-17 | 1962-03-27 | Thermal Dynamics Corp | Electric arc torch |
FR1375669A (en) * | 1962-01-25 | 1964-10-23 | Plasmadyne Corp | Methods and apparatus for welding and cutting |
GB995152A (en) * | 1962-05-01 | 1965-06-16 | British Oxygen Co Ltd | Improvements in electric arc cutting apparatus |
US3214623A (en) * | 1962-02-12 | 1965-10-26 | Sheer Korman Associates | Fluid transpiration plasma jet |
US3790742A (en) * | 1971-08-24 | 1974-02-05 | Messer Griesheim Gmbh | Nozzle |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1440628B2 (en) * | 1955-07-26 | 1971-04-22 | Union Carbide Corp , New York, N Y (V St A) | ARC BURNER FOR AN ARC FURNACE |
US3147329A (en) * | 1955-07-26 | 1964-09-01 | Union Carbide Corp | Method and apparatus for heating metal melting furnaces |
NL131703C (en) * | 1960-08-01 | 1900-01-01 | ||
US3644782A (en) * | 1969-12-24 | 1972-02-22 | Sheet Korman Associates Inc | Method of energy transfer utilizing a fluid convection cathode plasma jet |
JPS4834045A (en) * | 1971-09-06 | 1973-05-15 | ||
JPS5145638B2 (en) * | 1974-06-07 | 1976-12-04 | ||
HU172563B (en) * | 1975-01-27 | 1978-09-28 | Villamos Ipari Kutato Intezet | Method and plasma generator for surface melting solid bulding units |
JPS5546266A (en) * | 1978-09-28 | 1980-03-31 | Daido Steel Co Ltd | Plasma torch |
JPS564352A (en) * | 1979-06-20 | 1981-01-17 | Nippon Steel Corp | Electromagnetic rabbling method in continuous casting |
DD151249A1 (en) * | 1979-12-18 | 1981-10-08 | Armin Gruenler | DUESE FOR A HIGH-POWER PLASMATRON |
-
1982
- 1982-11-10 DE DE19823241476 patent/DE3241476A1/en active Granted
-
1983
- 1983-10-20 AT AT83110451T patent/ATE46419T1/en not_active IP Right Cessation
- 1983-10-20 EP EP83110451A patent/EP0111116B1/en not_active Expired
- 1983-11-03 FI FI834038A patent/FI84548C/en not_active IP Right Cessation
- 1983-11-09 US US06/550,127 patent/US4594496A/en not_active Expired - Lifetime
- 1983-11-09 ZA ZA838333A patent/ZA838333B/en unknown
- 1983-11-10 JP JP58210038A patent/JPS5999700A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3027447A (en) * | 1960-10-17 | 1962-03-27 | Thermal Dynamics Corp | Electric arc torch |
FR1375669A (en) * | 1962-01-25 | 1964-10-23 | Plasmadyne Corp | Methods and apparatus for welding and cutting |
US3214623A (en) * | 1962-02-12 | 1965-10-26 | Sheer Korman Associates | Fluid transpiration plasma jet |
GB995152A (en) * | 1962-05-01 | 1965-06-16 | British Oxygen Co Ltd | Improvements in electric arc cutting apparatus |
US3790742A (en) * | 1971-08-24 | 1974-02-05 | Messer Griesheim Gmbh | Nozzle |
Also Published As
Publication number | Publication date |
---|---|
US4594496A (en) | 1986-06-10 |
ATE46419T1 (en) | 1989-09-15 |
ZA838333B (en) | 1984-07-25 |
FI84548B (en) | 1991-08-30 |
EP0111116B1 (en) | 1989-09-13 |
DE3241476A1 (en) | 1984-05-10 |
FI84548C (en) | 1991-12-10 |
DE3241476C2 (en) | 1990-02-22 |
FI834038A0 (en) | 1983-11-03 |
EP0111116A2 (en) | 1984-06-20 |
JPS5999700A (en) | 1984-06-08 |
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