FR2318234A1 - Poudre de tantale amelioree et procede pour la preparer - Google Patents
Poudre de tantale amelioree et procede pour la preparerInfo
- Publication number
- FR2318234A1 FR2318234A1 FR7617766A FR7617766A FR2318234A1 FR 2318234 A1 FR2318234 A1 FR 2318234A1 FR 7617766 A FR7617766 A FR 7617766A FR 7617766 A FR7617766 A FR 7617766A FR 2318234 A1 FR2318234 A1 FR 2318234A1
- Authority
- FR
- France
- Prior art keywords
- tantala
- preparing
- powder
- improved
- tantala powder
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
- H01G9/048—Electrodes or formation of dielectric layers thereon characterised by their structure
- H01G9/052—Sintered electrodes
- H01G9/0525—Powder therefor
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/12—Metallic powder containing non-metallic particles
-
- 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
- C22C1/045—Alloys based on refractory metals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/595,569 US4009007A (en) | 1975-07-14 | 1975-07-14 | Tantalum powder and method of making the same |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2318234A1 true FR2318234A1 (fr) | 1977-02-11 |
FR2318234B1 FR2318234B1 (fr) | 1981-02-13 |
Family
ID=24383772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7617766A Granted FR2318234A1 (fr) | 1975-07-14 | 1976-06-11 | Poudre de tantale amelioree et procede pour la preparer |
Country Status (6)
Country | Link |
---|---|
US (1) | US4009007A (fr) |
JP (2) | JPS5214503A (fr) |
BE (1) | BE841189A (fr) |
DE (1) | DE2616367C2 (fr) |
FR (1) | FR2318234A1 (fr) |
GB (1) | GB1483989A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2511623A1 (fr) * | 1981-08-24 | 1983-02-25 | Fansteel Inc | Addition in situ de phosphore a du tantale |
EP0190389A2 (fr) * | 1984-11-30 | 1986-08-13 | FANSTEEL INC. (Delaware Corporation) | Poudres de tantale pour la fabrication d'électrodes pour condensateurs électrolytiques à haute charge et faible courant de fuite |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4062679A (en) * | 1973-03-29 | 1977-12-13 | Fansteel Inc. | Embrittlement-resistant tantalum wire |
DE2517180C3 (de) * | 1975-04-18 | 1979-04-19 | Fa. Hermann C. Starck Berlin, 1000 Berlin | Verfahren zur kontinuierlichen Herstellung von feinem hochkapazitiven Erdsäuremetallpulver für Elektrolytkondensatoren |
US4009007A (en) * | 1975-07-14 | 1977-02-22 | Fansteel Inc. | Tantalum powder and method of making the same |
US4084965A (en) * | 1977-01-05 | 1978-04-18 | Fansteel Inc. | Columbium powder and method of making the same |
US4141719A (en) * | 1977-05-31 | 1979-02-27 | Fansteel Inc. | Tantalum metal powder |
DE3005207C2 (de) * | 1980-02-12 | 1986-06-12 | Hermann C. Starck Berlin, 1000 Berlin | Verfahren zur Herstellung eines Phosphor-dotierten Alkalimetall-Erdsäuremetall-Doppelfluorides und dessen Verwendung |
JPS57118624A (en) * | 1981-01-16 | 1982-07-23 | Showa Aluminium Co Ltd | Aluminum alloy foil for electrolytic condenser electrode |
DE3140248C2 (de) * | 1981-10-09 | 1986-06-19 | Hermann C. Starck Berlin, 1000 Berlin | Verwendung von dotiertem Ventilmetallpulver für die Herstellung von Elektrolytkondensatoranoden |
DE3232245A1 (de) * | 1982-08-30 | 1984-03-01 | Hermann C. Starck Berlin, 1000 Berlin | Verbesserung der fliessfaehigkeit und erhoehung der schuettdichte von hochkapazitiven ventilmetallpulvern |
US4441927A (en) * | 1982-11-16 | 1984-04-10 | Cabot Corporation | Tantalum powder composition |
DE3330455A1 (de) * | 1983-08-24 | 1985-03-14 | GfE Gesellschaft für Elektrometallurgie mbH, 4000 Düsseldorf | Verfahren zur herstellung von ventilmetallpulver fuer elektrolytkondensatoren und dergleichen |
DE3336453C2 (de) * | 1983-10-06 | 1985-11-28 | Hermann C. Starck Berlin, 1000 Berlin | Verfahren zur Oberflächenvergrößerung von Niob und Tantal in Form von agglomerierten oder nicht agglomerierten Pulvern |
JPS60149706A (ja) * | 1984-01-18 | 1985-08-07 | Showa Kiyabotsuto Suupaa Metal Kk | タンタル粉末の製造方法 |
US4957541A (en) * | 1988-11-01 | 1990-09-18 | Nrc, Inc. | Capacitor grade tantalum powder |
US5098485A (en) * | 1990-09-19 | 1992-03-24 | Evans Findings Company | Method of making electrically insulating metallic oxides electrically conductive |
JP2505324B2 (ja) * | 1991-06-06 | 1996-06-05 | 昭和キャボットスーパーメタル株式会社 | タンタル粉末の製造方法 |
WO1996004407A1 (fr) * | 1994-08-01 | 1996-02-15 | Kroftt-Brakston International, Inc. | Procede de production de metaux et d'autres elements |
US20030145682A1 (en) * | 1994-08-01 | 2003-08-07 | Kroftt-Brakston International, Inc. | Gel of elemental material or alloy and liquid metal and salt |
US20030061907A1 (en) * | 1994-08-01 | 2003-04-03 | Kroftt-Brakston International, Inc. | Gel of elemental material or alloy and liquid metal and salt |
US7435282B2 (en) | 1994-08-01 | 2008-10-14 | International Titanium Powder, Llc | Elemental material and alloy |
US7445658B2 (en) | 1994-08-01 | 2008-11-04 | Uchicago Argonne, Llc | Titanium and titanium alloys |
US6165623A (en) * | 1996-11-07 | 2000-12-26 | Cabot Corporation | Niobium powders and niobium electrolytic capacitors |
US5869196A (en) * | 1996-12-20 | 1999-02-09 | Composite Material Technology, Inc. | Constrained filament electrolytic anode and process of fabrication |
US6051044A (en) | 1998-05-04 | 2000-04-18 | Cabot Corporation | Nitrided niobium powders and niobium electrolytic capacitors |
US6576038B1 (en) | 1998-05-22 | 2003-06-10 | Cabot Corporation | Method to agglomerate metal particles and metal particles having improved properties |
BR0009107A (pt) | 1999-03-19 | 2002-12-31 | Cabot Corp | Método para produzir pó de nióbio e outros pós metálicos através de moagem |
US6375704B1 (en) † | 1999-05-12 | 2002-04-23 | Cabot Corporation | High capacitance niobium powders and electrolytic capacitor anodes |
US6224990B1 (en) | 1999-09-23 | 2001-05-01 | Kemet Electronics Corporation | Binder systems for powder metallurgy compacts |
US6589310B1 (en) * | 2000-05-16 | 2003-07-08 | Brush Wellman Inc. | High conductivity copper/refractory metal composites and method for making same |
JP2002060803A (ja) * | 2000-08-10 | 2002-02-28 | Showa Kyabotto Super Metal Kk | 電解コンデンサ用タンタル焼結体の製造方法 |
US6849104B2 (en) * | 2000-10-10 | 2005-02-01 | H. C. Starck Inc. | Metalothermic reduction of refractory metal oxides |
CN1169643C (zh) * | 2001-09-29 | 2004-10-06 | 宁夏东方钽业股份有限公司 | 高比表面积钽粉和/或铌粉的制备方法 |
US7621977B2 (en) * | 2001-10-09 | 2009-11-24 | Cristal Us, Inc. | System and method of producing metals and alloys |
UA79310C2 (en) * | 2002-09-07 | 2007-06-11 | Int Titanium Powder Llc | Methods for production of alloys or ceramics with the use of armstrong method and device for their realization |
US20050284824A1 (en) * | 2002-09-07 | 2005-12-29 | International Titanium Powder, Llc | Filter cake treatment apparatus and method |
JP2005538252A (ja) * | 2002-09-07 | 2005-12-15 | インターナショナル・タイテイニアム・パウダー・リミテッド・ライアビリティ・カンパニー | TiスラリーからTiを分離する方法 |
AU2003270305A1 (en) * | 2002-10-07 | 2004-05-04 | International Titanium Powder, Llc. | System and method of producing metals and alloys |
US20070180951A1 (en) * | 2003-09-03 | 2007-08-09 | Armstrong Donn R | Separation system, method and apparatus |
US20070017319A1 (en) * | 2005-07-21 | 2007-01-25 | International Titanium Powder, Llc. | Titanium alloy |
BRPI0616916A2 (pt) | 2005-10-06 | 2017-05-23 | Int Titanium Powder Llc | titânio metálico ou uma liga de titânio, pó de ti ou pó de liga a base de ti, e, produto |
US20080031766A1 (en) * | 2006-06-16 | 2008-02-07 | International Titanium Powder, Llc | Attrited titanium powder |
US7753989B2 (en) * | 2006-12-22 | 2010-07-13 | Cristal Us, Inc. | Direct passivation of metal powder |
US9127333B2 (en) * | 2007-04-25 | 2015-09-08 | Lance Jacobsen | Liquid injection of VCL4 into superheated TiCL4 for the production of Ti-V alloy powder |
US7760487B2 (en) | 2007-10-22 | 2010-07-20 | Avx Corporation | Doped ceramic powder for use in forming capacitor anodes |
US8203827B2 (en) | 2009-02-20 | 2012-06-19 | Avx Corporation | Anode for a solid electrolytic capacitor containing a non-metallic surface treatment |
US20160211080A1 (en) * | 2012-06-22 | 2016-07-21 | Showa Denko K.K. | Anode body for tungsten capacitor and method for manufacturing the same |
JP6844225B2 (ja) * | 2016-11-30 | 2021-03-17 | セイコーエプソン株式会社 | 焼結用粉末および焼結体の製造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3308350A (en) * | 1964-06-17 | 1967-03-07 | Sprague Electric Co | Capacitor with dielectric film having phosphorus-containing component therein |
US3825802A (en) * | 1973-03-12 | 1974-07-23 | Western Electric Co | Solid capacitor |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD26817A (fr) * | ||||
JPS5241465B1 (fr) * | 1967-10-25 | 1977-10-18 | ||
US3418106A (en) * | 1968-01-31 | 1968-12-24 | Fansteel Inc | Refractory metal powder |
BE791139A (fr) * | 1972-01-14 | 1973-03-01 | Western Electric Co | Procede pour le depot de beta-tantale dope par l'azote |
US3867129A (en) * | 1974-02-05 | 1975-02-18 | Metallurgie Hoboken | Anodically oxidizable metal powder |
US4009007A (en) * | 1975-07-14 | 1977-02-22 | Fansteel Inc. | Tantalum powder and method of making the same |
DE2537354C3 (de) * | 1975-08-21 | 1978-03-09 | Fa. Hermann C. Starck Berlin, 1000 Berlin | Verfahren zur Herstellung von kristallinem Kaliumtantalfluorid |
US4356028A (en) * | 1981-08-24 | 1982-10-26 | Fansteel Inc. | In situ phosphorus addition to tantalum |
-
1975
- 1975-07-14 US US05/595,569 patent/US4009007A/en not_active Ceased
-
1976
- 1976-03-19 GB GB11188/76A patent/GB1483989A/en not_active Expired
- 1976-04-14 DE DE2616367A patent/DE2616367C2/de not_active Expired
- 1976-04-14 JP JP51041408A patent/JPS5214503A/ja active Granted
- 1976-04-27 BE BE166509A patent/BE841189A/fr not_active IP Right Cessation
- 1976-06-11 FR FR7617766A patent/FR2318234A1/fr active Granted
-
1981
- 1981-01-05 JP JP25081A patent/JPS56124226A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3308350A (en) * | 1964-06-17 | 1967-03-07 | Sprague Electric Co | Capacitor with dielectric film having phosphorus-containing component therein |
US3825802A (en) * | 1973-03-12 | 1974-07-23 | Western Electric Co | Solid capacitor |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2511623A1 (fr) * | 1981-08-24 | 1983-02-25 | Fansteel Inc | Addition in situ de phosphore a du tantale |
EP0190389A2 (fr) * | 1984-11-30 | 1986-08-13 | FANSTEEL INC. (Delaware Corporation) | Poudres de tantale pour la fabrication d'électrodes pour condensateurs électrolytiques à haute charge et faible courant de fuite |
EP0190389A3 (en) * | 1984-11-30 | 1987-07-01 | Fansteel Inc. | Tantalum powders for the manufacture of electrodes for electrolytic capacitors with a high charge and low leakage current |
Also Published As
Publication number | Publication date |
---|---|
FR2318234B1 (fr) | 1981-02-13 |
US4009007A (en) | 1977-02-22 |
JPS5214503A (en) | 1977-02-03 |
GB1483989A (en) | 1977-08-24 |
DE2616367C2 (de) | 1989-10-12 |
DE2616367A1 (de) | 1977-02-03 |
BE841189A (fr) | 1976-08-16 |
JPS5734321B2 (fr) | 1982-07-22 |
JPS56124226A (en) | 1981-09-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2318234A1 (fr) | Poudre de tantale amelioree et procede pour la preparer | |
SE411293B (sv) | Apparat for att meta bioelektrisk impedans | |
YU262076A (en) | Process for obtaining 2-phenyl-3-aroylbenzothiophene | |
JPS5214504A (en) | Moulding method for highhdensity powdered metal product | |
FR2315270A1 (fr) | Phenylindolines et procede pour leur production | |
BE864739A (fr) | Polypeptides et procede pour leur preparation | |
BE849301R (fr) | Procede perfectionne pour preparer la cholesterol-oxydase | |
YU100676A (en) | Process for obtaining piperazinylpyrazine | |
IL50168A (en) | Lid and process for its production | |
YU147976A (en) | Process for obtaining 11-deoxy-16-aryloxy-omega-tetranoprostaglandin | |
FR2336359A1 (fr) | Procede pour preparer des elements de construction revetus | |
RO71900A (fr) | Procede pour preparer 1l-desoxy-16-aryle-omega-tetranorprostaglandine | |
RO69457A (fr) | Procede pour preparer n-(r-tetrahydrofurfuryle)-noroxymorphone et n-(s-tetrahydrofurfuryle)-noroxymorphone | |
YU233676A (en) | Process for obtaining new n-aryl-n-(1-l-4-piperidinyl)-arylacetamides | |
FR2335513A1 (fr) | Procede pour preparer des organosiloxannes | |
RO75980A (fr) | Procede pour preparer 2beta-methylpyperazino-16-beta-pyperidino-3alpha-17beta-diacetoxy-5alpha-androstane | |
FR2298548A1 (fr) | Procede pour preparer des 2-amino-benzothiazoles | |
FR2330766A1 (fr) | Procede perfectionne pour preparer la cholesterol-oxydase | |
YU196776A (en) | Process for obtaining phosphor-dichlorido-thiolate | |
BE848349A (fr) | Antibiotiques et procede pour les preparer, | |
BE845057A (fr) | Composes de thiaxanthene et procede pour leur preparation | |
YU40621B (en) | Process for obtaining 6-methoxy-alpha-carboxy-penicillin | |
FR2286847A1 (fr) | Procede de preparation de polycarbonate en poudre | |
PT65681A (fr) | Procede pour preparer des herbicides de pyrazolyl-triazol | |
YU262276A (en) | Process for obtaining aroyl-phenyl naphthalines |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |