SE7901964L - BULLETTER FOR ELECTRIC WELDING WITH PROTECTIVE GAS - Google Patents
BULLETTER FOR ELECTRIC WELDING WITH PROTECTIVE GASInfo
- Publication number
- SE7901964L SE7901964L SE7901964A SE7901964A SE7901964L SE 7901964 L SE7901964 L SE 7901964L SE 7901964 A SE7901964 A SE 7901964A SE 7901964 A SE7901964 A SE 7901964A SE 7901964 L SE7901964 L SE 7901964L
- Authority
- SE
- Sweden
- Prior art keywords
- bulletter
- protective gas
- electric welding
- welding
- electric
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/145—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
- H02M7/155—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
- H02M7/162—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration
- H02M7/1623—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration with control circuit
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arc Welding Control (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL20510878A PL118668B1 (en) | 1978-03-06 | 1978-03-06 | Thyristor rectifier for energizing of welding arc in protective atmospheres v zahhitnojj atmosfere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7901964L true SE7901964L (en) | 1979-09-07 |
Family
ID=19987914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7901964A SE7901964L (en) | 1978-03-06 | 1979-03-05 | BULLETTER FOR ELECTRIC WELDING WITH PROTECTIVE GAS |
Country Status (6)
| Country | Link |
|---|---|
| DD (1) | DD142264A5 (en) |
| DE (1) | DE2908442A1 (en) |
| FI (1) | FI790744A (en) |
| FR (1) | FR2419607A1 (en) |
| PL (1) | PL118668B1 (en) |
| SE (1) | SE7901964L (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19822130C1 (en) * | 1998-05-07 | 1999-10-28 | Manoharan Thamodharan | Method for controlling an electric arc welding set for pulsed-current welding |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE29400E (en) * | 1972-04-18 | 1977-09-13 | Elektriska Svetsningsaktiebolaget | Direct current power supply for manual arc welding |
| SE369994B (en) * | 1972-04-18 | 1974-09-23 | Elektriska Svetsnings Ab | |
| CH600431A5 (en) * | 1974-11-28 | 1978-06-15 | Stk Gmbh |
-
1978
- 1978-03-06 PL PL20510878A patent/PL118668B1/en unknown
-
1979
- 1979-03-05 FR FR7905642A patent/FR2419607A1/en not_active Withdrawn
- 1979-03-05 SE SE7901964A patent/SE7901964L/en not_active Application Discontinuation
- 1979-03-05 FI FI790744A patent/FI790744A/en not_active Application Discontinuation
- 1979-03-05 DD DD21139979A patent/DD142264A5/en unknown
- 1979-03-05 DE DE19792908442 patent/DE2908442A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE2908442A1 (en) | 1979-09-13 |
| DD142264A5 (en) | 1980-06-11 |
| FR2419607A1 (en) | 1979-10-05 |
| FI790744A (en) | 1979-09-07 |
| PL118668B1 (en) | 1981-10-31 |
| PL205108A1 (en) | 1980-01-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAV | Patent application has lapsed |
Ref document number: 7901964-2 |