DE1916838C3 - Kernelektrode für das Lichtbogenschweißen - Google Patents
Kernelektrode für das LichtbogenschweißenInfo
- Publication number
- DE1916838C3 DE1916838C3 DE1916838A DE1916838A DE1916838C3 DE 1916838 C3 DE1916838 C3 DE 1916838C3 DE 1916838 A DE1916838 A DE 1916838A DE 1916838 A DE1916838 A DE 1916838A DE 1916838 C3 DE1916838 C3 DE 1916838C3
- Authority
- DE
- Germany
- Prior art keywords
- welding
- electrode
- barium
- fluoride
- strontium
- 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
Links
- 238000003466 welding Methods 0.000 title claims description 94
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 229910052788 barium Inorganic materials 0.000 claims description 18
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 18
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 17
- 229910052749 magnesium Inorganic materials 0.000 claims description 17
- 239000011777 magnesium Substances 0.000 claims description 17
- 229910052782 aluminium Inorganic materials 0.000 claims description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- 229910001018 Cast iron Inorganic materials 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 12
- 229910052712 strontium Inorganic materials 0.000 claims description 12
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 claims description 12
- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 claims description 11
- 229910001632 barium fluoride Inorganic materials 0.000 claims description 11
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 10
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 10
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 7
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 150000004820 halides Chemical class 0.000 claims description 7
- NDYAVOWOABRNON-UHFFFAOYSA-N [Si](F)(F)(F)F.[K] Chemical compound [Si](F)(F)(F)F.[K] NDYAVOWOABRNON-UHFFFAOYSA-N 0.000 claims description 6
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 5
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 claims description 3
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 2
- 229910002113 barium titanate Inorganic materials 0.000 claims description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
- FVRNDBHWWSPNOM-UHFFFAOYSA-L strontium fluoride Chemical compound [F-].[F-].[Sr+2] FVRNDBHWWSPNOM-UHFFFAOYSA-L 0.000 claims description 2
- 229910001637 strontium fluoride Inorganic materials 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 1
- 239000002893 slag Substances 0.000 description 26
- 230000002159 abnormal effect Effects 0.000 description 15
- 229910052751 metal Inorganic materials 0.000 description 13
- 239000002184 metal Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000005484 gravity Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000000155 melt Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- -1 Barium fluoride Iron titanium Iron Chemical compound 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910001618 alkaline earth metal fluoride Inorganic materials 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229940104869 fluorosilicate Drugs 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003223 protective agent Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 241000282979 Alces alces Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241001246312 Otis Species 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- DOAZFTWLEFRPIK-UHFFFAOYSA-N [Si].[F].[K] Chemical compound [Si].[F].[K] DOAZFTWLEFRPIK-UHFFFAOYSA-N 0.000 description 1
- 229910001515 alkali metal fluoride Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- KNIBGJUGNVSYIR-UHFFFAOYSA-L calcium;magnesium;oxygen(2-);carbonate Chemical compound [O-2].[Mg+2].[Ca+2].[O-]C([O-])=O KNIBGJUGNVSYIR-UHFFFAOYSA-L 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005288 electromagnetic effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- IXQWNVPHFNLUGD-UHFFFAOYSA-N iron titanium Chemical compound [Ti].[Fe] IXQWNVPHFNLUGD-UHFFFAOYSA-N 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
- 150000003438 strontium compounds Chemical class 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/3601—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
- B23K35/3603—Halide salts
- B23K35/3605—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nonmetallic Welding Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71858868A | 1968-04-03 | 1968-04-03 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1916838A1 DE1916838A1 (de) | 1969-10-09 |
| DE1916838B2 DE1916838B2 (de) | 1977-12-15 |
| DE1916838C3 true DE1916838C3 (de) | 1978-08-03 |
Family
ID=24886654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1916838A Expired DE1916838C3 (de) | 1968-04-03 | 1969-04-02 | Kernelektrode für das Lichtbogenschweißen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3566073A (enExample) |
| BE (1) | BE730986A (enExample) |
| DE (1) | DE1916838C3 (enExample) |
| FR (1) | FR2005469A1 (enExample) |
| GB (1) | GB1268827A (enExample) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3924091A (en) * | 1970-08-12 | 1975-12-02 | Nippon Steel Corp | Welding method and materials |
| US3778589A (en) * | 1972-07-31 | 1973-12-11 | Union Carbide Corp | Air operating cored wire |
| US3883713A (en) * | 1973-04-25 | 1975-05-13 | Samuil Gurevich | Flux cored electrode |
| US4139758A (en) * | 1976-01-12 | 1979-02-13 | Pinfold Brian E | Method of arc welding under water |
| US4186293A (en) * | 1978-05-08 | 1980-01-29 | The Lincoln Electric Company | Cored type welding electrode |
| JPS5942198A (ja) * | 1982-08-31 | 1984-03-08 | Kobe Steel Ltd | セルフシ−ルドア−ク溶接用フラツクス入りワイヤ |
| DE3233751A1 (de) * | 1982-09-11 | 1984-03-15 | Messer Griesheim Gmbh, 6000 Frankfurt | Zusatzwerkstoff mit leicht oxidierbaren elementen |
| JP2530899B2 (ja) * | 1988-09-07 | 1996-09-04 | 株式会社神戸製鋼所 | セルフシ―ルドア―ク溶接フラックス入りワイヤ |
| JP2519308B2 (ja) * | 1988-09-21 | 1996-07-31 | 株式会社神戸製鋼所 | セルフシ―ルドア―ク溶接フラックス入りワイヤ |
| US5155333A (en) * | 1990-07-24 | 1992-10-13 | Kabushiki Kaisha Kobe Seiko Sho | Low hydrogen type coated electrode |
| US7166817B2 (en) * | 2004-04-29 | 2007-01-23 | Lincoln Global, Inc. | Electric ARC welder system with waveform profile control for cored electrodes |
| US8759715B2 (en) | 2004-10-06 | 2014-06-24 | Lincoln Global, Inc. | Method of AC welding with cored electrode |
| US8704135B2 (en) * | 2006-01-20 | 2014-04-22 | Lincoln Global, Inc. | Synergistic welding system |
| US7842903B2 (en) * | 2005-10-31 | 2010-11-30 | Lincoln Global, Inc. | Short arc welding system |
| US9333580B2 (en) * | 2004-04-29 | 2016-05-10 | Lincoln Global, Inc. | Gas-less process and system for girth welding in high strength applications |
| US20060096966A1 (en) * | 2004-11-08 | 2006-05-11 | Lincoln Global, Inc. | Self-shielded flux cored electrode for fracture critical applications |
| US7829820B2 (en) * | 2005-04-05 | 2010-11-09 | Lincoln Global, Inc. | Flux cored electrode with fluorine |
| US7812284B2 (en) * | 2005-07-12 | 2010-10-12 | Lincoln Global, Inc. | Barium and lithium ratio for flux cored electrode |
| US10421160B2 (en) | 2013-03-11 | 2019-09-24 | The Esab Group, Inc. | Alloying composition for self-shielded FCAW wires with low diffusible hydrogen and high Charpy V-notch impact toughness |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2731373A (en) * | 1954-08-10 | 1956-01-17 | Eutectic Welding Alloys | Electrode flux covering for copper and copper-base alloy core materials |
| US3177340A (en) * | 1961-11-24 | 1965-04-06 | Soudure Electr Autogene Sa | Flux-cored electrode and process of welding |
-
1968
- 1968-04-03 US US718588A patent/US3566073A/en not_active Expired - Lifetime
-
1969
- 1969-04-02 GB GB07193/69A patent/GB1268827A/en not_active Expired
- 1969-04-02 FR FR6910148A patent/FR2005469A1/fr active Pending
- 1969-04-02 DE DE1916838A patent/DE1916838C3/de not_active Expired
- 1969-04-03 BE BE730986D patent/BE730986A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BE730986A (enExample) | 1969-09-15 |
| FR2005469A1 (enExample) | 1969-12-12 |
| US3566073A (en) | 1971-02-23 |
| DE1916838A1 (de) | 1969-10-09 |
| DE1916838B2 (de) | 1977-12-15 |
| GB1268827A (en) | 1972-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1916838C3 (de) | Kernelektrode für das Lichtbogenschweißen | |
| EP0417546B1 (de) | Basische Metall-Kernelektrode | |
| DE69808573T2 (de) | Fülldraht zum Lichtbogenschweissen in Schutzgas | |
| DE2521276A1 (de) | Schweisselektrode fuer das elektrische lichtbogenschweissen | |
| EP0447666A1 (de) | Basische Metall Kernelektrode mit niedrigem Wasserstoffgehalt | |
| DE112012001128T5 (de) | Verfahren zum Verbinden unterschiedlicher Metalle | |
| CH671176A5 (enExample) | ||
| DE2611248A1 (de) | Vertikal-aufwaerts-lichtbogenschweissverfahren | |
| DE2126634A1 (de) | Rohrförmige, selbstschützende Verbund-Lichtbogenschweißelektrode | |
| DE3216208C2 (enExample) | ||
| DE2406651A1 (de) | Verfahren zum aufschweissen von verschiedenen metallen | |
| DE2921555A1 (de) | Verbrauchbare schweisselektrode, verfahren zum elektro-schlacke-schweissen und elektro-schlacke-schweissgut | |
| DE3930646C2 (enExample) | ||
| DE1508344A1 (de) | Elektrode mit einer basischen Umhuellung zur elektrischen Lichtbogenschweissung | |
| DE1558892C3 (de) | Flußmittel | |
| DE900120C (de) | Elektrisches Schweissverfahren | |
| DE2843986C2 (de) | Verfahren zur Herstellung von spiralnahtgeschweißtem Stahlrohr | |
| DE2503046A1 (de) | Verfahren zum zusammenschweissen von dicken platten aus aluminium und aluminiumlegierungen | |
| DE2344730C3 (de) | Verfahren zum senkrechten Lichtbogen-Verbindungsschweißen von Metallen | |
| DE2537115A1 (de) | Verfahren zum elektronenstrahlschweissen | |
| DE1565625C3 (de) | Loses Flußmittel zum Einseiten-Iichtbogenschweißen von Stahlplatten-Stumpfstößen und Verfahren zur Anwendung des Flußmittels | |
| EP0201750B1 (de) | Verfahren zum Lichtbogenschweissen von stickstofflegierten Stählen | |
| DE2658654A1 (de) | Elektrisches schutzgasschweissverfahren | |
| AT393241B (de) | Verfahren zum laserschneiden von metallischen werkstuecken | |
| EP1972406A1 (de) | Verfahren zum Lichtbogenfügen mit Wechselstrom mit Gelenken des Lichtbogens während mindestens jeder fünften positiven Impulstromphase durch ein oder mehrere externe Magnetfelder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |