DE2421377B2 - Nicht abschmelzende elektrode fuer bogenprozesse und verfahren zu deren herstellung - Google Patents
Nicht abschmelzende elektrode fuer bogenprozesse und verfahren zu deren herstellungInfo
- Publication number
- DE2421377B2 DE2421377B2 DE19742421377 DE2421377A DE2421377B2 DE 2421377 B2 DE2421377 B2 DE 2421377B2 DE 19742421377 DE19742421377 DE 19742421377 DE 2421377 A DE2421377 A DE 2421377A DE 2421377 B2 DE2421377 B2 DE 2421377B2
- Authority
- DE
- Germany
- Prior art keywords
- alloy additives
- rod
- alloy
- electrode
- working face
- 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.)
- Ceased
Links
- 238000002844 melting Methods 0.000 title claims description 23
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 46
- 239000000956 alloy Substances 0.000 claims description 46
- 239000000654 additive Substances 0.000 claims description 41
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 14
- 229910052721 tungsten Inorganic materials 0.000 claims description 12
- 239000010937 tungsten Substances 0.000 claims description 12
- 230000008018 melting Effects 0.000 claims description 9
- 238000009792 diffusion process Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 4
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 229910052768 actinide Inorganic materials 0.000 claims description 2
- 150000001255 actinides Chemical class 0.000 claims description 2
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 239000003513 alkali Chemical class 0.000 claims 1
- 229910052747 lanthanoid Inorganic materials 0.000 claims 1
- 150000002602 lanthanoids Chemical class 0.000 claims 1
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 5
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 239000000292 calcium oxide Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 229910000967 As alloy Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004157 plasmatron Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 2
- 229910003452 thorium oxide Inorganic materials 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/02—Details
- H05B7/06—Electrodes
- H05B7/08—Electrodes non-consumable
-
- 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
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0205—Non-consumable electrodes; C-electrodes
-
- 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
- B23K35/40—Making wire or rods for soldering or welding
- B23K35/402—Non-consumable electrodes; C-electrodes
-
- 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
- H05H1/3442—Cathodes with inserted tip
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Arc Welding In General (AREA)
- Discharge Lamp (AREA)
- Plasma Technology (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/942,908 US4229873A (en) | 1978-09-15 | 1978-09-15 | Method of producing nonconsumable electrode for use in arc techniques |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2421377A1 DE2421377A1 (de) | 1975-11-06 |
| DE2421377B2 true DE2421377B2 (de) | 1977-02-24 |
Family
ID=25478805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742421377 Ceased DE2421377B2 (de) | 1978-09-15 | 1974-05-03 | Nicht abschmelzende elektrode fuer bogenprozesse und verfahren zu deren herstellung |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4229873A (OSRAM) |
| DE (1) | DE2421377B2 (OSRAM) |
| FR (1) | FR2270048B1 (OSRAM) |
| GB (1) | GB1446507A (OSRAM) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1005732B (zh) * | 1985-04-01 | 1989-11-08 | 上海灯泡厂 | 钨铈电极材料及其制备工艺和用途 |
| US5073526A (en) * | 1988-01-27 | 1991-12-17 | W. R. Grace & Co.-Conn. | Electronic package comprising aluminum nitride and aluminum nitride-borosilicate glass composite |
| DE3835328C1 (OSRAM) * | 1988-10-17 | 1989-12-14 | Gesellschaft Fuer Wolfram-Industrie Mbh, 8220 Traunstein, De | |
| GB9413973D0 (en) * | 1994-07-11 | 1994-08-31 | Rank Brimar Ltd | Electrode structure |
| US6066827A (en) * | 1997-09-10 | 2000-05-23 | The Esab Group, Inc. | Electrode with emissive element having conductive portions |
| FR2813158A1 (fr) * | 2000-08-18 | 2002-02-22 | Air Liquide | Electrode pour torche a plasma a insert emissif de duree de vie amelioree |
| RU2176833C1 (ru) * | 2000-11-30 | 2001-12-10 | Закрытое акционерное общество Научно-производственный центр "СОЛИТОН-НТТ" | Материал электродов генераторов низкотемпературной плазмы |
| US7671523B2 (en) * | 2003-05-23 | 2010-03-02 | Lawrence Livermore National Security, Llc | Material for electrodes of low temperature plasma generators |
| US6420673B1 (en) * | 2001-02-20 | 2002-07-16 | The Esab Group, Inc. | Powdered metal emissive elements |
| US6609405B1 (en) * | 2002-10-15 | 2003-08-26 | Stride Tool Inc. | Tube bender and method of using same |
| US20090039065A1 (en) * | 2005-06-10 | 2009-02-12 | Terumi Nakamura | Welding wire and welding method |
| US9643284B2 (en) | 2005-06-10 | 2017-05-09 | National Institute For Materials Science | Welding wire and welding method |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2624024A (en) * | 1949-10-26 | 1952-12-30 | Hartford Nat Bank & Trust Co | Cathode for use in electron discharge tubes |
| BE515834A (OSRAM) * | 1951-11-29 | |||
| US2744183A (en) * | 1952-11-13 | 1956-05-01 | Union Carbide & Carbon Corp | Inert gas-shielded arc welding |
| FR1093241A (OSRAM) * | 1953-02-16 | 1955-05-02 | ||
| US2922028A (en) * | 1957-11-25 | 1960-01-19 | Union Carbide Corp | Electric arc electrodes |
| US3086103A (en) * | 1961-03-28 | 1963-04-16 | Union Carbide Corp | Refractory electrode-inert gas shielded-arc working |
| NL290760A (OSRAM) * | 1962-03-30 | |||
| FR1421353A (fr) * | 1964-08-19 | 1965-12-17 | Saint Gobain | Perfectionnements aux électrodes réfractaires pour arcs électriques de forte intensité |
| DE1614642B2 (de) * | 1967-02-22 | 1971-10-07 | Siemens AG, 1000 Berlin u 8000 München | Vorratskathode insbesondere mk kathode |
| SE343497B (OSRAM) * | 1968-02-15 | 1972-03-13 | A Medvedev | |
| US3534455A (en) * | 1968-05-03 | 1970-10-20 | Us Army | Method of making thermionic cathodes |
| US3842309A (en) * | 1970-11-12 | 1974-10-15 | Philips Corp | Method of manufacturing a storage cathode and cathode manufactured by said method |
| DE2245717A1 (de) * | 1972-09-18 | 1974-03-28 | Patra Patent Treuhand | Elektrode mit einem poroesen sinterkoerper |
| US3983440A (en) * | 1973-01-08 | 1976-09-28 | Thorn Electrical Industries Limited | Discharge lamp component |
-
1974
- 1974-05-01 GB GB1919074A patent/GB1446507A/en not_active Expired
- 1974-05-03 DE DE19742421377 patent/DE2421377B2/de not_active Ceased
- 1974-05-06 FR FR7415598A patent/FR2270048B1/fr not_active Expired
-
1978
- 1978-09-15 US US05/942,908 patent/US4229873A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2270048A1 (OSRAM) | 1975-12-05 |
| US4229873A (en) | 1980-10-28 |
| GB1446507A (en) | 1976-08-18 |
| FR2270048B1 (OSRAM) | 1977-10-21 |
| DE2421377A1 (de) | 1975-11-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |