DE69602690T2 - Verfahren zur Herstellung einer Legierung aus Wolfram und Lanthanoxide - Google Patents
Verfahren zur Herstellung einer Legierung aus Wolfram und LanthanoxideInfo
- Publication number
- DE69602690T2 DE69602690T2 DE69602690T DE69602690T DE69602690T2 DE 69602690 T2 DE69602690 T2 DE 69602690T2 DE 69602690 T DE69602690 T DE 69602690T DE 69602690 T DE69602690 T DE 69602690T DE 69602690 T2 DE69602690 T2 DE 69602690T2
- Authority
- DE
- Germany
- Prior art keywords
- tungsten
- alloy
- producing
- lanthanum oxides
- lanthanum
- 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 - Fee Related
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
- 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
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/32—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550 degrees C
- B23K35/327—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550 degrees C comprising refractory compounds, e.g. carbides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/23—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces involving a self-propagating high-temperature synthesis or reaction sintering step
-
- 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
- B23K35/222—Non-consumable 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/059—Making alloys comprising less than 5% by weight of dispersed reinforcing phases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1005—Pretreatment of the non-metallic additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/507,183 US5590386A (en) | 1995-07-26 | 1995-07-26 | Method of making an alloy of tungsten and lanthana |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69602690D1 DE69602690D1 (de) | 1999-07-08 |
DE69602690T2 true DE69602690T2 (de) | 1999-09-30 |
Family
ID=24017584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69602690T Expired - Fee Related DE69602690T2 (de) | 1995-07-26 | 1996-07-26 | Verfahren zur Herstellung einer Legierung aus Wolfram und Lanthanoxide |
Country Status (4)
Country | Link |
---|---|
US (1) | US5590386A (de) |
EP (1) | EP0759478B1 (de) |
DE (1) | DE69602690T2 (de) |
HU (1) | HU217138B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4442161C1 (de) * | 1994-11-27 | 1996-03-07 | Bayerische Metallwerke Gmbh | Verfahren zur Herstellung eines Formteils |
US6190466B1 (en) * | 1997-01-15 | 2001-02-20 | General Electric Company | Non-sag tungsten wire |
CN1054563C (zh) * | 1997-02-27 | 2000-07-19 | 北京钨钼材料厂 | 镧钨电极的制造方法 |
AT3834U1 (de) * | 1999-05-21 | 2000-08-25 | Plansee Ag | Thermisch hochbelastbares bauteil |
US6830637B2 (en) * | 2002-05-31 | 2004-12-14 | Osram Sylvania Inc. | Large diameter tungsten-lanthana rod |
US7032800B2 (en) * | 2003-05-30 | 2006-04-25 | General Electric Company | Apparatus and method for friction stir welding of high strength materials, and articles made therefrom |
US7170032B2 (en) * | 2003-11-20 | 2007-01-30 | Tri Tool Inc. | Process for welding |
US10315264B2 (en) | 2013-01-29 | 2019-06-11 | General Electric Company | Joining process and joined article |
US20170330725A1 (en) * | 2016-05-13 | 2017-11-16 | Axcelis Technologies, Inc. | Lanthanated tungsten ion source and beamline components |
EP3323714B1 (de) * | 2016-11-21 | 2019-07-03 | Ratier-Figeac SAS | Propellergegengewicht |
CN107190195A (zh) * | 2017-05-04 | 2017-09-22 | 鹤山市沃得钨钼实业有限公司 | 一种稀土钨合金坩埚及其制造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3086103A (en) * | 1961-03-28 | 1963-04-16 | Union Carbide Corp | Refractory electrode-inert gas shielded-arc working |
US3159908A (en) * | 1963-02-26 | 1964-12-08 | Du Pont | Dispersion hardened metal product and process |
US3802851A (en) * | 1972-05-01 | 1974-04-09 | Gen Electric | Tungsten alloy products |
US3853491A (en) * | 1972-09-01 | 1974-12-10 | Gen Electric | Tungsten filament having uniform concentration gradient of thoria particles |
JPS62224495A (ja) * | 1986-03-24 | 1987-10-02 | Toho Kinzoku Kk | タングステン電極材料 |
AT386612B (de) * | 1987-01-28 | 1988-09-26 | Plansee Metallwerk | Kriechfeste legierung aus hochschmelzendem metall und verfahren zu ihrer herstellung |
US4764491A (en) * | 1987-05-11 | 1988-08-16 | General Motors Corporation | Low temperature sintering of yttria stabilized zirconia with lanthana borate additions |
DE3835328C1 (de) * | 1988-10-17 | 1989-12-14 | Gesellschaft Fuer Wolfram-Industrie Mbh, 8220 Traunstein, De | |
US5284614A (en) * | 1992-06-01 | 1994-02-08 | General Electric Company | Method of forming fine dispersion of ceria in tungsten |
JPH06297189A (ja) * | 1993-04-14 | 1994-10-25 | Toho Kinzoku Kk | タングステン電極材料 |
-
1995
- 1995-07-26 US US08/507,183 patent/US5590386A/en not_active Expired - Lifetime
-
1996
- 1996-07-25 HU HU9602038A patent/HU217138B/hu not_active IP Right Cessation
- 1996-07-26 EP EP96112147A patent/EP0759478B1/de not_active Expired - Lifetime
- 1996-07-26 DE DE69602690T patent/DE69602690T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
HU217138B (hu) | 1999-11-29 |
HUP9602038A3 (en) | 1998-04-28 |
DE69602690D1 (de) | 1999-07-08 |
HUP9602038A2 (en) | 1997-05-28 |
US5590386A (en) | 1996-12-31 |
HU9602038D0 (en) | 1996-09-30 |
EP0759478B1 (de) | 1999-06-02 |
EP0759478A1 (de) | 1997-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |