DE69400596D1 - Verfahren zur Herstellung eines Seltene-Erden-Oxyd-Pulvers - Google Patents
Verfahren zur Herstellung eines Seltene-Erden-Oxyd-PulversInfo
- Publication number
- DE69400596D1 DE69400596D1 DE69400596T DE69400596T DE69400596D1 DE 69400596 D1 DE69400596 D1 DE 69400596D1 DE 69400596 T DE69400596 T DE 69400596T DE 69400596 T DE69400596 T DE 69400596T DE 69400596 D1 DE69400596 D1 DE 69400596D1
- Authority
- DE
- Germany
- Prior art keywords
- producing
- rare earth
- oxide powder
- earth oxide
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/247—Carbonates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
- C01F17/224—Oxides or hydroxides of lanthanides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/206—Compounds containing only rare earth metals as the metal element oxide or hydroxide being the only anion
- C01F17/224—Oxides or hydroxides of lanthanides
- C01F17/229—Lanthanum oxides or hydroxides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5101104A JP2868176B2 (ja) | 1993-04-27 | 1993-04-27 | 希土類元素酸化物粉末の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69400596D1 true DE69400596D1 (de) | 1996-10-31 |
DE69400596T2 DE69400596T2 (de) | 1997-02-20 |
Family
ID=14291777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69400596T Expired - Fee Related DE69400596T2 (de) | 1993-04-27 | 1994-04-14 | Verfahren zur Herstellung eines Seltene-Erden-Oxyd-Pulvers |
Country Status (4)
Country | Link |
---|---|
US (1) | US5439656A (de) |
EP (1) | EP0622336B1 (de) |
JP (1) | JP2868176B2 (de) |
DE (1) | DE69400596T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2741869B1 (fr) * | 1995-12-04 | 1998-02-06 | Rhone Poulenc Chimie | Oxyde de cerium a pores de structure lamellaire, procede de preparation et utilisation en catalyse |
JP3581921B2 (ja) * | 1999-11-29 | 2004-10-27 | 独立行政法人産業技術総合研究所 | 無機共沈体粒子の製造方法 |
JP4565704B2 (ja) * | 2000-05-23 | 2010-10-20 | 三井金属鉱業株式会社 | 高純度酸化ホルミウム及びその製造方法 |
CA2754696A1 (en) * | 2009-05-15 | 2010-11-18 | Natco Pharma Limited | Process for the preparation of lanthanum carbonate dihydrate |
CN103058256B (zh) * | 2012-09-22 | 2014-12-17 | 包头市京瑞新材料有限公司 | 制备大颗粒氧化镝的方法 |
CN103058254B (zh) * | 2012-09-22 | 2014-12-03 | 包头市京瑞新材料有限公司 | 制备大颗粒氧化镥的方法 |
CN111115675B (zh) * | 2018-10-11 | 2023-03-10 | 有研稀土新材料股份有限公司 | 一种高纯轻质碳酸镧或氧化镧及其制备方法 |
JP7084353B2 (ja) | 2019-06-05 | 2022-06-14 | 信越化学工業株式会社 | 希土類炭酸塩微粒子の製造方法及び希土類炭酸塩微粒子 |
US11512005B2 (en) * | 2019-09-05 | 2022-11-29 | Ree Uno Spa | System and method for processing of minerals containing the lanthanide series and production of rare earth oxides |
WO2024004411A1 (ja) * | 2022-06-27 | 2024-01-04 | 日本イットリウム株式会社 | 希土類酸化物粉末 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2394586A (en) * | 1944-08-19 | 1946-02-12 | Eastman Kodak Co | Purification of lanthanum salts |
US3441512A (en) * | 1966-07-18 | 1969-04-29 | Gen Electric | Yttrium vanadate europium phosphor preparation by precipitation using ammonium carbonate |
US3692671A (en) * | 1970-10-01 | 1972-09-19 | North American Rockwell | Rare earth ion removal from waste water |
NO140925C (no) * | 1978-04-14 | 1979-12-12 | Sjeldne Jordarter Forskning | Fremgangsmaate til fremstilling av yttriumoksyd med saerlig store partikler |
US4497785A (en) * | 1983-11-18 | 1985-02-05 | Union Oil Company Of California | Production of rare earth compounds |
DD295611A5 (de) * | 1986-04-04 | 1991-11-07 | Stickstoffwerke Ag Wittenberg-Piesteritz,De | Verfahren zur kontinuierlichen herstellung von seltenerdcarbonaten |
DD298763A5 (de) * | 1990-05-25 | 1992-03-12 | Stickstoffwerke Ag Wittenberg-Piesteritz,De | Verfahren zur abtrennung des cers aus seltenerdsalzloesungen |
-
1993
- 1993-04-27 JP JP5101104A patent/JP2868176B2/ja not_active Expired - Fee Related
-
1994
- 1994-04-14 EP EP94400819A patent/EP0622336B1/de not_active Expired - Lifetime
- 1994-04-14 DE DE69400596T patent/DE69400596T2/de not_active Expired - Fee Related
- 1994-04-14 US US08/227,323 patent/US5439656A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0622336A1 (de) | 1994-11-02 |
JP2868176B2 (ja) | 1999-03-10 |
US5439656A (en) | 1995-08-08 |
DE69400596T2 (de) | 1997-02-20 |
JPH06305726A (ja) | 1994-11-01 |
EP0622336B1 (de) | 1996-09-25 |
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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 |