CA1261927A - Underwater and above-water plasma arc cutting torch and method - Google Patents

Underwater and above-water plasma arc cutting torch and method

Info

Publication number
CA1261927A
CA1261927A CA000522923A CA522923A CA1261927A CA 1261927 A CA1261927 A CA 1261927A CA 000522923 A CA000522923 A CA 000522923A CA 522923 A CA522923 A CA 522923A CA 1261927 A CA1261927 A CA 1261927A
Authority
CA
Canada
Prior art keywords
flow
plasma
water
plasma arc
torch
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
CA000522923A
Other languages
English (en)
French (fr)
Inventor
Richard W. Couch, Jr.
Nicholas A. Sanders
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.)
Hypertherm Inc
Original Assignee
Hypertherm 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 Hypertherm Inc filed Critical Hypertherm Inc
Application granted granted Critical
Publication of CA1261927A publication Critical patent/CA1261927A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K10/00—Welding or cutting by means of a plasma
    • 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
    • H05H1/341—Arrangements for providing coaxial protecting fluids

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Arc Welding In General (AREA)
  • Plasma Technology (AREA)
CA000522923A 1985-11-25 1986-11-13 Underwater and above-water plasma arc cutting torch and method Expired CA1261927A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80148885A 1985-11-25 1985-11-25
US801,488 1985-11-25

Publications (1)

Publication Number Publication Date
CA1261927A true CA1261927A (en) 1989-09-26

Family

ID=25181240

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000522923A Expired CA1261927A (en) 1985-11-25 1986-11-13 Underwater and above-water plasma arc cutting torch and method

Country Status (5)

Country Link
JP (1) JPS62130772A (ja)
CA (1) CA1261927A (ja)
DE (1) DE3640037A1 (ja)
FR (1) FR2590654A1 (ja)
GB (1) GB2183192A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194715A (en) * 1991-11-27 1993-03-16 Esab Welding Products, Inc. Plasma arc torch used in underwater cutting

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01148464A (ja) * 1987-12-04 1989-06-09 Photo Composing Mach Mfg Co Ltd シート材料切断装置
DE3810620C1 (en) * 1988-03-29 1989-09-21 Messer Griesheim Gmbh, 6000 Frankfurt, De Plasma burner
DE3816585A1 (de) * 1988-05-16 1989-11-23 Thyssen Guss Ag Vorrichtung zum plasmaspritzen
US5262616A (en) * 1989-11-08 1993-11-16 Societe Nationale Industrielle Et Aerospatiale Plasma torch for noncooled injection of plasmagene gas
FR2654293B1 (fr) * 1989-11-08 1996-05-24 Aerospatiale Torche a plasma a injection non refroidie de gaz plasmagene.
US5486383A (en) * 1994-08-08 1996-01-23 Praxair Technology, Inc. Laminar flow shielding of fluid jet
CN109093236B (zh) * 2018-11-02 2023-03-28 上海气焊机厂有限公司 一种等离子切割方法及等离子切割机

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575568A (en) * 1967-06-08 1971-04-20 Rikagaku Kenkyusho Arc torch
JPS5220425B1 (ja) * 1969-09-04 1977-06-03
US3619549A (en) * 1970-06-19 1971-11-09 Union Carbide Corp Arc torch cutting process
JPS5110828B2 (ja) * 1972-09-04 1976-04-07
US4311897A (en) * 1979-08-28 1982-01-19 Union Carbide Corporation Plasma arc torch and nozzle assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194715A (en) * 1991-11-27 1993-03-16 Esab Welding Products, Inc. Plasma arc torch used in underwater cutting

Also Published As

Publication number Publication date
FR2590654A1 (fr) 1987-05-29
GB2183192A (en) 1987-06-03
JPS62130772A (ja) 1987-06-13
DE3640037A1 (de) 1987-05-27
GB8627769D0 (en) 1986-12-17

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