FR2326266B1 - - Google Patents

Info

Publication number: FR2326266B1
Authority: FR; France
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

FR7629821A

Other languages

Other versions

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.)

Messer Griesheim GmbH

Original Assignee

Messer Griesheim GmbH

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.)

1975-10-04

Filing date

1976-10-04

Publication date

1980-10-31

1976-10-04 Application filed by Messer Griesheim GmbH filed Critical Messer Griesheim GmbH

1977-04-29 Publication of FR2326266A1 publication Critical patent/FR2326266A1/en

1980-10-31 Application granted granted Critical

1980-10-31 Publication of FR2326266B1 publication Critical patent/FR2326266B1/fr

Status Granted legal-status Critical Current

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
- B23K10/02—Plasma welding
- 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
- B23K9/00—Arc welding or cutting
- B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
- B23K9/1006—Power supply
- B23K9/1012—Power supply characterised by parts of the process
- B23K9/1037—Means preventing crater forming at the extremity of the seam

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Plasma & Fusion (AREA)
Mechanical Engineering (AREA)
Arc Welding In General (AREA)

FR7629821A 1975-10-04 1976-10-04 PROCESS AND INSTALLATION FOR CLOSING A CAST HOLE WHEN PLASMA WELDING Granted FR2326266A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19752544539 DE2544539C2 (en)	1975-10-04	1975-10-04	Method for closing a keyhole in plasma keyhole welding

Publications (2)

Publication Number	Publication Date
FR2326266A1 FR2326266A1 (en)	1977-04-29
FR2326266B1 true FR2326266B1 (en)	1980-10-31

Family

ID=5958357

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7629821A Granted FR2326266A1 (en)	1975-10-04	1976-10-04	PROCESS AND INSTALLATION FOR CLOSING A CAST HOLE WHEN PLASMA WELDING

Country Status (3)

Country	Link
DE (1)	DE2544539C2 (en)
FR (1)	FR2326266A1 (en)
GB (1)	GB1550142A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3405242A1 (en) *	1984-02-15	1985-09-05	Bayer Ag, 5090 Leverkusen	Method for producing pore-free plasma-welded circumferential seams
JPS6349367A (en) *	1986-08-13	1988-03-02	Hitachi Ltd	Automatic plasma welding method for piping and its equipment
FR2939058B1 (en) *	2008-12-03	2012-02-10	Air Liquide	METHOD FOR WELDING TUBULAR STITCHES ON A RESERVOIR OR THE LIKE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1405415A (en) *	1971-11-06	1975-09-10	Rolls Royce	Plasma arc welding
CH578622A5 (en) *	1972-03-16	1976-08-13	Bbc Brown Boveri & Cie

1975
- 1975-10-04 DE DE19752544539 patent/DE2544539C2/en not_active Expired
1976
- 1976-10-01 GB GB4082176A patent/GB1550142A/en not_active Expired
- 1976-10-04 FR FR7629821A patent/FR2326266A1/en active Granted

Also Published As

Publication number	Publication date
DE2544539C2 (en)	1977-09-01
FR2326266A1 (en)	1977-04-29
GB1550142A (en)	1979-08-08
DE2544539B1 (en)	1977-01-20

Publication	Publication Date	Title
JPS5197014A (en)	1976-08-26
FR2326266B1 (en)	1980-10-31
JPS51101614U (en)	1976-08-14
JPS5737053B2 (en)	1982-08-07
JPS5424876Y2 (en)	1979-08-21
JPS5228441U (en)	1977-02-28
JPS5282689U (en)	1977-06-20
JPS5261817U (en)	1977-05-07
JPS5211404U (en)	1977-01-26
JPS5520015Y2 (en)	1980-05-13
JPS541565B2 (en)	1979-01-26
JPS5238081U (en)	1977-03-17
JPS5261086U (en)	1977-05-04
DE2514368A1 (en)	1975-12-11
JPS51131210U (en)	1976-10-22
CH609901A5 (en)	1979-03-30
CH606630A5 (en)	1978-11-15
CH613661A5 (en)	1979-10-15
CH583371A5 (en)	1976-12-31
CH611973A5 (en)	1979-06-29
CH611598A5 (en)	1979-06-15
CH610870A5 (en)	1979-05-15
CH610738A5 (en)	1979-05-15
CH610715A5 (en)	1979-05-15
CH606173A5 (en)	1978-10-31

Legal Events

Date	Code	Title	Description
1993-08-27	ST	Notification of lapse