KR940010938B1 - 12면체의 결정형을 갖는 산화 스칸듐의 제조방법 - Google Patents

12면체의 결정형을 갖는 산화 스칸듐의 제조방법 Download PDF

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Publication number
KR940010938B1
KR940010938B1 KR1019880006104A KR880006104A KR940010938B1 KR 940010938 B1 KR940010938 B1 KR 940010938B1 KR 1019880006104 A KR1019880006104 A KR 1019880006104A KR 880006104 A KR880006104 A KR 880006104A KR 940010938 B1 KR940010938 B1 KR 940010938B1
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KR
South Korea
Prior art keywords
scandium
precipitate
scandium oxide
hydroxide
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
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KR1019880006104A
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English (en)
Korean (ko)
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KR880013823A (ko
Inventor
엣지 기무라
도시오 나까니시
Original Assignee
미쯔비시 긴소꾸 가부시기가이샤
나가노 다께시
미쯔비시 덴기 가부시기가이샤
시기 모리야
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Filing date
Publication date
Application filed by 미쯔비시 긴소꾸 가부시기가이샤, 나가노 다께시, 미쯔비시 덴기 가부시기가이샤, 시기 모리야 filed Critical 미쯔비시 긴소꾸 가부시기가이샤
Publication of KR880013823A publication Critical patent/KR880013823A/ko
Application granted granted Critical
Publication of KR940010938B1 publication Critical patent/KR940010938B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • 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
    • 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
    • C01F17/212—Scandium oxides or hydroxides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H01J1/144—Solid thermionic cathodes characterised by the material with other metal oxides as an emissive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/064—Details of the emitter, e.g. material or structure
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/42—(bi)pyramid-like

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  • 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)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Steroid Compounds (AREA)
KR1019880006104A 1987-05-26 1988-05-25 12면체의 결정형을 갖는 산화 스칸듐의 제조방법 Expired - Fee Related KR940010938B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP???62-?127216 1987-05-26
JP62127216A JPH0627004B2 (ja) 1987-05-26 1987-05-26 １２面体の結晶形を有する酸化スカンジウムの製造方法
JP?62-127216 1987-05-26

Publications (2)

Publication Number Publication Date
KR880013823A KR880013823A (ko) 1988-12-22
KR940010938B1 true KR940010938B1 (ko) 1994-11-19

Family

ID=14954603

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880006104A Expired - Fee Related KR940010938B1 (ko) 1987-05-26 1988-05-25 12면체의 결정형을 갖는 산화 스칸듐의 제조방법

Country Status (10)

Country Link
US (1) US4980141A (https=)
JP (1) JPH0627004B2 (https=)
KR (1) KR940010938B1 (https=)
CN (1) CN1019097B (https=)
CA (1) CA1331688C (https=)
DE (1) DE3817742A1 (https=)
FR (1) FR2615847B1 (https=)
GB (1) GB2205090B (https=)
NO (1) NO171969C (https=)
RU (1) RU2065401C1 (https=)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7220915B1 (en) 2005-02-17 2007-05-22 Amkor Technology, Inc. Memory card and its manufacturing method
US7293716B1 (en) 2005-02-17 2007-11-13 Amkor Technology, Inc. Secure digital memory card using land grid array structure
US7359204B1 (en) 2006-02-15 2008-04-15 Amkor Technology, Inc. Multiple cover memory card
US7556986B1 (en) 2004-04-21 2009-07-07 Amkor Technology, Inc. Tape supported memory card leadframe structure
US7719845B1 (en) 2005-04-26 2010-05-18 Amkor Technology, Inc. Chamfered memory card module and method of making same
US7837120B1 (en) 2005-11-29 2010-11-23 Amkor Technology, Inc. Modular memory card and method of making same
US9978695B1 (en) 2011-01-27 2018-05-22 Amkor Technology, Inc. Semiconductor device including leadframe with a combination of leads and lands and method
US10090228B1 (en) 2012-03-06 2018-10-02 Amkor Technology, Inc. Semiconductor device with leadframe configured to facilitate reduced burr formation

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0832554B2 (ja) * 1989-06-16 1996-03-29 信越化学工業株式会社 希土類酸化物粉末の製造方法
JPH03271118A (ja) * 1990-03-20 1991-12-03 Mitsubishi Kasei Corp 球状希土類酸化物およびその製造法
FR2661674B1 (fr) * 1990-05-04 1994-04-08 Rhone Poulenc Chimie Procede de fabrication d'oxalates doubles de terres rares, et d'ammonium et leurs utilisations pour la fabrication d'oxydes de terres rares, oxalates doubles et oxydes obtenus.
FR2669028B1 (fr) * 1990-11-13 1992-12-31 Rhone Poulenc Chimie Procede de fabrication d'oxalates doubles de terres rares et d'ammonium et leurs utilisations pour la fabrication d'oxydes de terres rares.
FR2669027B1 (fr) * 1990-11-13 1992-12-31 Rhone Poulenc Chimie Procede de fabrication d'oxalates doubles de terres rares et d'ammonium et leurs utilisations pour la fabrication d'oxydes de terres rares et oxydes de terres rares obtenus.
JPH0710730B2 (ja) * 1990-11-22 1995-02-08 信越化学工業株式会社 希土類元素酸化物の製造方法
US7094289B2 (en) * 2002-08-07 2006-08-22 Shoei Chemical Inc. Method for manufacturing highly-crystallized oxide powder
RU2471010C2 (ru) 2007-05-21 2012-12-27 Орбит Элюминэ Инк. Способ извлечения алюминия и железа из глиноземистых руд
US7563320B2 (en) * 2007-12-18 2009-07-21 Joseph Kolis Hydrothermal method for preparing large single crystals of scandium, yttrium, and lanthanide sesquioxides
CN102030355A (zh) * 2010-10-27 2011-04-27 攀枝花市硕盛工贸有限公司 利用钛白粉厂的废酸提取三氧化二钪的工艺
JP2014508863A (ja) 2011-03-18 2014-04-10 オーバイト アルミナ インコーポレイテッド アルミニウム含有材料から希土類元素を回収する方法
JP5894262B2 (ja) 2011-05-04 2016-03-23 オーバイト アルミナ インコーポレイテッドＯｒｂｉｔｅ Ａｌｕｍｉｎａｅ Ｉｎｃ． 種々の鉱石から希土類元素を回収する方法
US9150428B2 (en) 2011-06-03 2015-10-06 Orbite Aluminae Inc. Methods for separating iron ions from aluminum ions
AU2012308068B2 (en) 2011-09-16 2015-02-05 Aem Technologies Inc. Processes for preparing alumina and various other products
WO2013104059A1 (en) 2012-01-10 2013-07-18 Orbite Aluminae Inc. Processes for treating red mud
CA2862307C (en) 2012-03-29 2015-12-01 Orbite Aluminae Inc. Processes for treating fly ashes
WO2014008586A1 (en) 2012-07-12 2014-01-16 Orbite Aluminae Inc. Processes for preparing titanium oxide and various other products
BR112015006536A2 (pt) 2012-09-26 2017-08-08 Orbite Aluminae Inc processos para preparar alumina e cloreto de magnésio por lixiviação com hcl de vários materiais.
US9534274B2 (en) 2012-11-14 2017-01-03 Orbite Technologies Inc. Methods for purifying aluminium ions
JP6004023B2 (ja) * 2015-02-02 2016-10-05 住友金属鉱山株式会社 スカンジウムの回収方法
US11142809B2 (en) 2015-02-10 2021-10-12 Scandium International Mining Corp. Systems and processes for recovering scandium values from laterite ores
AU2016218269B2 (en) 2015-02-11 2019-10-03 Scandium International Mining Corporation Scandium-containing master alloys and methods for making the same
US9903041B2 (en) 2015-03-30 2018-02-27 The United States Of America As Represented By The Secretary Of The Air Force Uranium dioxide-based crystals and methods of fabrication
CN104760986B (zh) * 2015-04-07 2017-01-04 杨秋良 一种高纯三氧化二钪的精制提纯方法
JP6816410B2 (ja) * 2016-08-30 2021-01-20 住友金属鉱山株式会社 スカンジウムの回収方法
WO2018195642A1 (en) * 2017-04-26 2018-11-01 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources Canada Direct oxalate precipitation for rare earth elements recovery
WO2020197890A1 (en) 2019-03-28 2020-10-01 Exxonmobil Chemical Patents Inc. Processes for converting benzene and/or toluene via methylation
JP7346962B2 (ja) * 2019-07-17 2023-09-20 住友金属鉱山株式会社 スカンジウムの回収方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3635658A (en) * 1969-04-02 1972-01-18 Sylvania Electric Prod Rare earth oxide process
CH625092A5 (https=) * 1977-12-07 1981-08-31 Oscar Maspoli

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7556986B1 (en) 2004-04-21 2009-07-07 Amkor Technology, Inc. Tape supported memory card leadframe structure
US7220915B1 (en) 2005-02-17 2007-05-22 Amkor Technology, Inc. Memory card and its manufacturing method
US7293716B1 (en) 2005-02-17 2007-11-13 Amkor Technology, Inc. Secure digital memory card using land grid array structure
US7485491B1 (en) 2005-02-17 2009-02-03 Amkor Technology, Inc. Secure digital memory card using land grid array structure
US7719845B1 (en) 2005-04-26 2010-05-18 Amkor Technology, Inc. Chamfered memory card module and method of making same
US7837120B1 (en) 2005-11-29 2010-11-23 Amkor Technology, Inc. Modular memory card and method of making same
US7359204B1 (en) 2006-02-15 2008-04-15 Amkor Technology, Inc. Multiple cover memory card
US9978695B1 (en) 2011-01-27 2018-05-22 Amkor Technology, Inc. Semiconductor device including leadframe with a combination of leads and lands and method
US10090228B1 (en) 2012-03-06 2018-10-02 Amkor Technology, Inc. Semiconductor device with leadframe configured to facilitate reduced burr formation

Also Published As

Publication number Publication date
DE3817742A1 (de) 1988-12-08
GB2205090B (en) 1991-03-20
GB2205090A (en) 1988-11-30
CN1019097B (zh) 1992-11-18
JPS63291813A (ja) 1988-11-29
DE3817742C2 (https=) 1993-07-22
FR2615847A1 (fr) 1988-12-02
KR880013823A (ko) 1988-12-22
RU2065401C1 (ru) 1996-08-20
US4980141A (en) 1990-12-25
CN1038072A (zh) 1989-12-20
FR2615847B1 (fr) 1990-06-01
JPH0627004B2 (ja) 1994-04-13
NO882286L (no) 1988-11-28
CA1331688C (en) 1994-08-30
GB8812374D0 (en) 1988-06-29
NO171969B (no) 1993-02-15
NO171969C (no) 1993-05-26
NO882286D0 (no) 1988-05-25

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