IL132317A - Niobium powder and a process for the production of niobium and/or tantalum powders - Google Patents
Niobium powder and a process for the production of niobium and/or tantalum powdersInfo
- Publication number
- IL132317A IL132317A IL13231799A IL13231799A IL132317A IL 132317 A IL132317 A IL 132317A IL 13231799 A IL13231799 A IL 13231799A IL 13231799 A IL13231799 A IL 13231799A IL 132317 A IL132317 A IL 132317A
- Authority
- IL
- Israel
- Prior art keywords
- niobium
- production
- oxides
- rare earth
- alkaline earth
- Prior art date
Links
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 title abstract 5
- 239000010955 niobium Substances 0.000 title abstract 4
- 229910052758 niobium Inorganic materials 0.000 title abstract 3
- 229910052715 tantalum Inorganic materials 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000000843 powder Substances 0.000 title abstract 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 2
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 2
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 2
- 150000002910 rare earth metals Chemical class 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910000484 niobium oxide Inorganic materials 0.000 abstract 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 abstract 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 abstract 1
- 229910001936 tantalum oxide Inorganic materials 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Classifications
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- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G33/00—Compounds of niobium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G35/00—Compounds of tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/24—Obtaining niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/18—Reducing step-by-step
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/02—Alloys based on vanadium, niobium, or tantalum
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
- C01P2002/54—Solid solutions containing elements as dopants one element only
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Powder Metallurgy (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19847012A DE19847012A1 (de) | 1998-10-13 | 1998-10-13 | Niobpulver und Verfahren zu dessen Herstellung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL132317A0 IL132317A0 (en) | 2001-03-19 |
| IL132317A true IL132317A (en) | 2003-07-06 |
Family
ID=7884220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL13231799A IL132317A (en) | 1998-10-13 | 1999-10-11 | Niobium powder and a process for the production of niobium and/or tantalum powders |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US6136062A (xx) |
| EP (1) | EP0997542B1 (xx) |
| JP (3) | JP4215911B2 (xx) |
| KR (1) | KR100625726B1 (xx) |
| CN (1) | CN1180910C (xx) |
| AT (1) | ATE235571T1 (xx) |
| AU (1) | AU755289B2 (xx) |
| BR (1) | BR9904431A (xx) |
| CA (1) | CA2285786C (xx) |
| DE (2) | DE19847012A1 (xx) |
| EE (1) | EE04160B1 (xx) |
| HK (1) | HK1027522A1 (xx) |
| IL (1) | IL132317A (xx) |
| PT (1) | PT997542E (xx) |
| RU (1) | RU2238821C2 (xx) |
Families Citing this family (97)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7445658B2 (en) | 1994-08-01 | 2008-11-04 | Uchicago Argonne, Llc | Titanium and titanium alloys |
| US20030061907A1 (en) * | 1994-08-01 | 2003-04-03 | Kroftt-Brakston International, Inc. | Gel of elemental material or alloy and liquid metal and salt |
| US20030145682A1 (en) * | 1994-08-01 | 2003-08-07 | 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 |
| US6051044A (en) | 1998-05-04 | 2000-04-18 | Cabot Corporation | Nitrided niobium powders and niobium electrolytic capacitors |
| JP4202609B2 (ja) † | 1998-05-06 | 2008-12-24 | エイチ・シー・スタルク・インコーポレーテツド | 気体状マグネシウムを用いる酸化物の還元により製造される金属粉末 |
| US6576038B1 (en) * | 1998-05-22 | 2003-06-10 | Cabot Corporation | Method to agglomerate metal particles and metal particles having improved properties |
| US6416730B1 (en) * | 1998-09-16 | 2002-07-09 | Cabot Corporation | Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides |
| DE19847012A1 (de) * | 1998-10-13 | 2000-04-20 | Starck H C Gmbh Co Kg | Niobpulver und Verfahren zu dessen Herstellung |
| JP3871824B2 (ja) | 1999-02-03 | 2007-01-24 | キャボットスーパーメタル株式会社 | 高容量コンデンサー用タンタル粉末 |
| 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 |
| US6600646B1 (en) * | 1999-08-11 | 2003-07-29 | Showa Denko Kabushiki Kaisha | Niobium powder, sintered body thereof and capacitor using same |
| US6960237B2 (en) | 1999-07-15 | 2005-11-01 | Showa Denko Kabushiki Kaisha | Niobium powder, sintered body thereof and capacitor using the same |
| DE19953946A1 (de) | 1999-11-09 | 2001-05-10 | Starck H C Gmbh Co Kg | Kondensatorpulver |
| US6563695B1 (en) * | 1999-11-16 | 2003-05-13 | Cabot Supermetals K.K. | Powdered tantalum, niobium, production process thereof, and porous sintered body and solid electrolytic capacitor using the powdered tantalum or niobium |
| MXPA02008557A (es) | 2000-03-01 | 2003-04-14 | Cabot Corp | Metales nitrurados con efecto de valvula y procesos para la preparacion de los mismos. |
| US6576099B2 (en) | 2000-03-23 | 2003-06-10 | Cabot Corporation | Oxygen reduced niobium oxides |
| BR0109429A (pt) * | 2000-03-23 | 2005-11-16 | Cabot Corp | Ëxido de nióbio de reduzido teor de oxigênio |
| US6540810B2 (en) * | 2000-04-21 | 2003-04-01 | Showa Denko Kabushiki Kaisha | Niobium powder for capacitor, sintered body using the powder and capacitor using the same |
| CN100339917C (zh) * | 2000-04-21 | 2007-09-26 | 昭和电工株式会社 | 铌烧结体及其生产方法以及使用这种铌烧结体的电容器 |
| KR100815034B1 (ko) * | 2000-05-22 | 2008-03-18 | 캐보트 코포레이션 | 고순도 니오븀과 이를 함유하는 제품 및 이를 제조하는 방법 |
| JP3718412B2 (ja) * | 2000-06-01 | 2005-11-24 | キャボットスーパーメタル株式会社 | ニオブまたはタンタル粉末およびその製造方法 |
| DE10192560B4 (de) * | 2000-06-21 | 2007-02-15 | H.C. Starck Gmbh | Kondensatorpulver |
| DE10030387A1 (de) * | 2000-06-21 | 2002-01-03 | Starck H C Gmbh Co Kg | Kondensatorpulver |
| US6652619B2 (en) | 2000-08-10 | 2003-11-25 | Showa Denko K.K. | Niobium powder, sintered body thereof, and capacitor using the same |
| BR122015027076B1 (pt) * | 2000-08-10 | 2017-02-21 | Showa Denko Kk | pó de nióbio para capacitores e produto de nióbio granulado |
| DE10041901A1 (de) * | 2000-08-25 | 2002-03-07 | Starck H C Gmbh | Kondensatoranode auf Basis Niob |
| JP2002093666A (ja) * | 2000-09-20 | 2002-03-29 | Showa Denko Kk | ニオブ粉、それを用いた焼結体及びそれを用いたコンデンサ |
| US6849104B2 (en) * | 2000-10-10 | 2005-02-01 | H. C. Starck Inc. | Metalothermic reduction of refractory metal oxides |
| WO2002037513A2 (en) * | 2000-11-06 | 2002-05-10 | Cabot Corporation | Modified oxygen reduced valve metal oxides |
| US6447570B1 (en) * | 2000-11-30 | 2002-09-10 | Vishay Sprague, Inc. | Sintered Tantalum and Niobium capacitor pellets doped with Nitrogen, and method of making the same |
| US6755884B2 (en) * | 2000-11-30 | 2004-06-29 | Showa Denko K.K. | Niobium powder for capacitor, sintered body thereof and capacitor using the sintered body |
| US6663687B2 (en) * | 2000-12-01 | 2003-12-16 | Showa Denko K.K. | Niobium powder for capacitor, sintered body thereof and capacitor using the sintered body |
| CN100409385C (zh) | 2001-03-16 | 2008-08-06 | 昭和电工株式会社 | 用于电容器的铌制品和使用铌烧结体的电容器 |
| US7149074B2 (en) * | 2001-04-19 | 2006-12-12 | Cabot Corporation | Methods of making a niobium metal oxide |
| EP1390172B1 (en) * | 2001-05-04 | 2009-04-01 | H.C. STARCK, Inc. | Metalothermic reduction of refractory metal oxides |
| US7737066B2 (en) * | 2001-05-15 | 2010-06-15 | Showa Denko K.K. | Niobium monoxide powder, niobium monoxide sintered body and capacitor using the sintered body |
| EP1388870A4 (en) * | 2001-05-15 | 2006-07-26 | Showa Denko Kk | NIOB MONOXIDE POWDER, SINTERED PRODUCT OF NIOB-MONOXIDE AND CONDENSER WITH THE SINTERED PRODUCT OF NIOB-MONOXIDE |
| JP4187953B2 (ja) * | 2001-08-15 | 2008-11-26 | キャボットスーパーメタル株式会社 | 窒素含有金属粉末の製造方法 |
| 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 |
| US7442227B2 (en) | 2001-10-09 | 2008-10-28 | Washington Unniversity | Tightly agglomerated non-oxide particles and method for producing the same |
| TW589684B (en) * | 2001-10-10 | 2004-06-01 | Applied Materials Inc | Method for depositing refractory metal layers employing sequential deposition techniques |
| JP3610942B2 (ja) * | 2001-10-12 | 2005-01-19 | 住友金属鉱山株式会社 | ニオブおよび／またはタンタルの粉末の製造法 |
| EP1454330B2 (en) † | 2001-12-10 | 2017-10-04 | Showa Denko K.K. | Niobium alloy, sintered body thereof, and capacitor using the same |
| GB2410251B8 (en) * | 2002-03-12 | 2018-07-25 | Starck H C Gmbh | Valve metal powders and process for producing them |
| DE10307716B4 (de) * | 2002-03-12 | 2021-11-18 | Taniobis Gmbh | Ventilmetall-Pulver und Verfahren zu deren Herstellung |
| JP4245899B2 (ja) * | 2002-06-04 | 2009-04-02 | キャボットスーパーメタル株式会社 | 金属の回収方法 |
| CN1311943C (zh) * | 2002-06-13 | 2007-04-25 | 财团法人生产技术研究奖励会 | 金属粉末生产方法及金属化合物原料成型体 |
| KR100449820B1 (ko) | 2002-07-02 | 2004-09-22 | 오재완 | 스크류형 연속식 금속분말 제조장치 |
| JP2004052003A (ja) * | 2002-07-16 | 2004-02-19 | Cabot Supermetal Kk | ニオブ粉末またはタンタル粉末の製造方法および製造装置 |
| JP2004143477A (ja) * | 2002-10-22 | 2004-05-20 | Cabot Supermetal Kk | ニオブ粉末およびその製造方法、並びにそれを用いた固体電解コンデンサ |
| JP4236906B2 (ja) * | 2002-11-01 | 2009-03-11 | キャボットスーパーメタル株式会社 | 金属粉末の製造方法およびこれに使用する原料または希釈塩の評価方法 |
| BR0204587A (pt) * | 2002-11-04 | 2004-06-29 | Cbmm Sa | Processo de produção de pó de nióbio e/ou de tântalo de elevada área superficial |
| US7655214B2 (en) * | 2003-02-26 | 2010-02-02 | Cabot Corporation | Phase formation of oxygen reduced valve metal oxides and granulation methods |
| JP4566593B2 (ja) * | 2003-04-14 | 2010-10-20 | 昭和電工株式会社 | 焼結体電極及びその焼結体電極を用いた固体電解コンデンサ |
| WO2004097870A1 (en) | 2003-04-28 | 2004-11-11 | Showa Denko K.K. | Valve acting metal sintered body, production method therefor and solid electrolytic capacitor |
| US7445679B2 (en) * | 2003-05-16 | 2008-11-04 | Cabot Corporation | Controlled oxygen addition for metal material |
| EP1638891A2 (en) * | 2003-05-19 | 2006-03-29 | Cabot Corporation | Methods of making a niobium metal oxide and oxygen reduced niobium oxides |
| CN101579743B (zh) * | 2003-06-10 | 2014-11-26 | 卡伯特公司 | 钽粉及其制造方法 |
| DE10332033A1 (de) * | 2003-07-15 | 2005-02-03 | Chemetall Gmbh | Verfahren zur Herstellung von Metallpulvern, bzw. von Metallhydridpulvern der Elemente Ti, Zr, Hf, V, Nb, Ta und Cr |
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| DE10347702B4 (de) * | 2003-10-14 | 2007-03-29 | H.C. Starck Gmbh | Sinterkörper auf Basis Niobsuboxid |
| EP1683167B1 (en) * | 2003-11-10 | 2012-04-18 | Showa Denko K.K. | Niobium powder for capacitor, niobium sintered body and capacitor |
| JPWO2005046912A1 (ja) * | 2003-11-12 | 2007-05-31 | キャボットスーパーメタル株式会社 | 金属タンタルもしくはニオブの製造方法 |
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| US7354472B2 (en) * | 2004-06-21 | 2008-04-08 | H.C. Starck Inc. | Metalothermic reduction of refractory metal oxides |
| US20080011124A1 (en) * | 2004-09-08 | 2008-01-17 | H.C. Starck Gmbh & Co. Kg | Deoxidation of Valve Metal Powders |
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| DE102004049040B4 (de) * | 2004-10-08 | 2008-11-27 | H.C. Starck Gmbh | Verfahren zur Herstellung von Festelektrolytkondensatoren |
| DE102004049039B4 (de) * | 2004-10-08 | 2009-05-07 | H.C. Starck Gmbh | Verfahren zur Herstellung feinteiliger Ventilmetallpulver |
| US7594937B2 (en) * | 2004-11-29 | 2009-09-29 | Showa Denko K.K. | Porous anode body for solid electrolytic capacitor, production method thereof and solid electrolytic capacitor |
| WO2006117144A1 (en) | 2005-05-05 | 2006-11-09 | H.C. Starck Gmbh | Method for coating a substrate surface and coated product |
| CN101287857B (zh) * | 2005-05-05 | 2011-07-13 | H.C.施塔克有限公司 | 用于制造或再加工溅射靶和x-射线阳极的涂覆方法 |
| US20070017319A1 (en) | 2005-07-21 | 2007-01-25 | International Titanium Powder, Llc. | Titanium alloy |
| KR100684416B1 (ko) * | 2005-07-29 | 2007-02-16 | 한국원자력연구소 | 커패시터용 탄탈 또는 니오븀 분말의 제조방법 |
| WO2007044635A2 (en) | 2005-10-06 | 2007-04-19 | International Titanium Powder, Llc | Titanium or titanium alloy with titanium boride dispersion |
| US20070295609A1 (en) * | 2006-06-23 | 2007-12-27 | Korea Atomic Energy Research Institute | Method for preparing tantalum or niobium powders used for manufacturing capacitors |
| US20080078268A1 (en) | 2006-10-03 | 2008-04-03 | H.C. Starck Inc. | Process for preparing metal powders having low oxygen content, powders so-produced and uses thereof |
| US20080145688A1 (en) * | 2006-12-13 | 2008-06-19 | H.C. Starck Inc. | Method of joining tantalum clade steel structures |
| 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 |
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| JP2010064923A (ja) * | 2008-09-11 | 2010-03-25 | Mitsui Mining & Smelting Co Ltd | 一酸化ニオブの製造方法及び一酸化ニオブ |
| DE102008048614A1 (de) * | 2008-09-23 | 2010-04-01 | H.C. Starck Gmbh | Ventilmetall-und Ventilmetalloxid-Agglomeratpulver und Verfahren zu deren Herstellung |
| US8043655B2 (en) * | 2008-10-06 | 2011-10-25 | H.C. Starck, Inc. | Low-energy method of manufacturing bulk metallic structures with submicron grain sizes |
| CN101574741B (zh) * | 2009-06-25 | 2011-05-18 | 宁夏东方钽业股份有限公司 | 电容器用钽粉的制备方法 |
| US8734896B2 (en) | 2011-09-29 | 2014-05-27 | H.C. Starck Inc. | Methods of manufacturing high-strength large-area sputtering targets |
| CN102773478A (zh) * | 2012-07-10 | 2012-11-14 | 中国振华（集团）新云电子元器件有限责任公司 | 一种提高钽块机械强度的烧结方法 |
| GB201218675D0 (en) * | 2012-10-17 | 2012-11-28 | Univ Bradford | Improved method for metal production |
| CN102990076B (zh) * | 2012-12-18 | 2015-02-25 | 宁夏东方钽业股份有限公司 | 金属钠还原氟钽酸钾生产钽粉的搅拌水洗方法及装置 |
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| CN106904577A (zh) * | 2017-03-21 | 2017-06-30 | 西北工业大学 | 一种粉体制备高温气流冲击热分解加工方法及其装置 |
| CN114192791B (zh) | 2021-12-15 | 2023-10-24 | 宁夏东方钽业股份有限公司 | 采用碱土金属还原氧化钽生产电容器用钽粉的方法 |
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-
1998
- 1998-10-13 DE DE19847012A patent/DE19847012A1/de not_active Withdrawn
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1999
- 1999-09-21 US US09/400,399 patent/US6136062A/en not_active Expired - Lifetime
- 1999-09-24 AU AU50127/99A patent/AU755289B2/en not_active Ceased
- 1999-09-30 AT AT99119076T patent/ATE235571T1/de active
- 1999-09-30 PT PT99119076T patent/PT997542E/pt unknown
- 1999-09-30 EP EP99119076A patent/EP0997542B1/de not_active Expired - Lifetime
- 1999-09-30 DE DE59904709T patent/DE59904709D1/de not_active Expired - Lifetime
- 1999-10-06 JP JP28559699A patent/JP4215911B2/ja not_active Expired - Lifetime
- 1999-10-08 CA CA002285786A patent/CA2285786C/en not_active Expired - Fee Related
- 1999-10-08 BR BR9904431-5A patent/BR9904431A/pt not_active IP Right Cessation
- 1999-10-11 EE EEP199900504A patent/EE04160B1/xx unknown
- 1999-10-11 IL IL13231799A patent/IL132317A/xx not_active IP Right Cessation
- 1999-10-12 RU RU99121521A patent/RU2238821C2/ru not_active IP Right Cessation
- 1999-10-12 KR KR1019990043932A patent/KR100625726B1/ko not_active IP Right Cessation
- 1999-10-13 CN CNB991213521A patent/CN1180910C/zh not_active Expired - Lifetime
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2000
- 2000-10-17 HK HK00106574A patent/HK1027522A1/xx not_active IP Right Cessation
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- 2006-09-07 JP JP2006243028A patent/JP4381401B2/ja not_active Expired - Lifetime
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Also Published As
| Publication number | Publication date |
|---|---|
| CN1251325A (zh) | 2000-04-26 |
| JP4215911B2 (ja) | 2009-01-28 |
| BR9904431A (pt) | 2000-08-08 |
| CA2285786C (en) | 2009-12-01 |
| CA2285786A1 (en) | 2000-04-13 |
| EP0997542A1 (de) | 2000-05-03 |
| IL132317A0 (en) | 2001-03-19 |
| KR20000028989A (ko) | 2000-05-25 |
| EP0997542B1 (de) | 2003-03-26 |
| JP4381401B2 (ja) | 2009-12-09 |
| US6136062A (en) | 2000-10-24 |
| HK1027522A1 (en) | 2001-01-19 |
| DE19847012A1 (de) | 2000-04-20 |
| CN1180910C (zh) | 2004-12-22 |
| EE9900504A (et) | 2000-06-15 |
| JP2007230865A (ja) | 2007-09-13 |
| RU2238821C2 (ru) | 2004-10-27 |
| AU755289B2 (en) | 2002-12-12 |
| PT997542E (pt) | 2003-08-29 |
| JP2000119710A (ja) | 2000-04-25 |
| KR100625726B1 (ko) | 2006-09-20 |
| DE59904709D1 (de) | 2003-04-30 |
| JP2006336112A (ja) | 2006-12-14 |
| EE04160B1 (et) | 2003-10-15 |
| ATE235571T1 (de) | 2003-04-15 |
| AU5012799A (en) | 2000-04-20 |
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