JPS4932897A - - Google Patents

Info

Publication number
JPS4932897A
JPS4932897A JP7460872A JP7460872A JPS4932897A JP S4932897 A JPS4932897 A JP S4932897A JP 7460872 A JP7460872 A JP 7460872A JP 7460872 A JP7460872 A JP 7460872A JP S4932897 A JPS4932897 A JP S4932897A
Authority
JP
Japan
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.)
Pending
Application number
JP7460872A
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP7460872A priority Critical patent/JPS4932897A/ja
Publication of JPS4932897A publication Critical patent/JPS4932897A/ja
Pending legal-status Critical Current

Links

JP7460872A 1972-07-27 1972-07-27 Pending JPS4932897A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7460872A JPS4932897A (ja) 1972-07-27 1972-07-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7460872A JPS4932897A (ja) 1972-07-27 1972-07-27

Publications (1)

Publication Number Publication Date
JPS4932897A true JPS4932897A (ja) 1974-03-26

Family

ID=13552044

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7460872A Pending JPS4932897A (ja) 1972-07-27 1972-07-27

Country Status (1)

Country Link
JP (1) JPS4932897A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0421524A (ja) * 1990-05-15 1992-01-24 Nikko Kyodo Co Ltd 弗化タンタルカリウムの精製方法
WO2001047813A1 (fr) * 1999-12-28 2001-07-05 Mitsui Mining & Smelting Co., Ltd. Procede pour produire un cristal de tantalate de potassium fluore et cristal de tantalate de potassium fluore
WO2002083568A1 (fr) * 2001-04-06 2002-10-24 Mitsui Mining & Smelting Co.,Ltd. Procede de fabrication de cristal a base de fluorotantalate de potassium a purete elevee ou de cristal a base de fluoronobiate de potassium a purete elevee et recipient de recristallisation utilise dans ce procede de fabrication, et cristal a base de fluorotantalate de potassium ou cristal a base de fluoroniobate de potassi
WO2003029147A1 (fr) * 2001-09-27 2003-04-10 Mitsui Mining & Smelting Co.,Ltd. Procede de production d'un cristal de fluorotantalate de potassium a faible teneur en oxygene et procede de production d'un cristal de fluoroniobate de potassium a faible teneur en oxygene, fluorotantalate de potassium a faible teneur en oxygene et fluoroniobate de potassium a faible teneur en oxygene obtenus et procedes d'
WO2003072505A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procede de purification servant a produire un compose de niobium et/ou de tantale de grande purete
WO2003072503A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procédé de purification d'un composé de niobium et/ou de tantale
WO2003072504A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procede de purification servant a produire un compose de niobium et/ou de tantale de grande purete

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
A COMPREHENSIVE TREATISE ON INORGANIC AND THEORETICAL CHEMISTRY=1929 *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0421524A (ja) * 1990-05-15 1992-01-24 Nikko Kyodo Co Ltd 弗化タンタルカリウムの精製方法
US6764669B2 (en) 1999-12-28 2004-07-20 Mitsui Mining & Smelting Co., Ltd. Method for producing fluorinated potassium tantalate crystal
WO2001047813A1 (fr) * 1999-12-28 2001-07-05 Mitsui Mining & Smelting Co., Ltd. Procede pour produire un cristal de tantalate de potassium fluore et cristal de tantalate de potassium fluore
CN100413785C (zh) * 1999-12-28 2008-08-27 三井金属矿业株式会社 氟化钽酸钾结晶的制造方法及氟化钽酸钾结晶
WO2002083568A1 (fr) * 2001-04-06 2002-10-24 Mitsui Mining & Smelting Co.,Ltd. Procede de fabrication de cristal a base de fluorotantalate de potassium a purete elevee ou de cristal a base de fluoronobiate de potassium a purete elevee et recipient de recristallisation utilise dans ce procede de fabrication, et cristal a base de fluorotantalate de potassium ou cristal a base de fluoroniobate de potassi
US6860941B2 (en) 2001-04-06 2005-03-01 Mitsui Mining & Smelting Co., Ltd. Method for manufacturing high-purity potassium fluoroniobate crystal, recrystallization bath used in manufacturing method thereof and high-purity potassium fluorotantalate crystal or high-purity potassium fluoroniobate crystal obtained by manufacturing method thereof
US6979434B2 (en) 2001-09-27 2005-12-27 Mitsui Mining & Smelting Co., Ltd. Method for producing potassium fluorotantalate crystal being low in oxygen content and method for producing potassium fluoroniobate crystal being low in oxygen content, potassium fluorotantalate crystal being low in oxygen content and potassium fluoroniobate crystal
WO2003029147A1 (fr) * 2001-09-27 2003-04-10 Mitsui Mining & Smelting Co.,Ltd. Procede de production d'un cristal de fluorotantalate de potassium a faible teneur en oxygene et procede de production d'un cristal de fluoroniobate de potassium a faible teneur en oxygene, fluorotantalate de potassium a faible teneur en oxygene et fluoroniobate de potassium a faible teneur en oxygene obtenus et procedes d'
WO2003072504A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procede de purification servant a produire un compose de niobium et/ou de tantale de grande purete
WO2003072503A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procédé de purification d'un composé de niobium et/ou de tantale
WO2003072505A1 (fr) * 2002-02-27 2003-09-04 Stella Chemifa Kabushiki Kaisha Procede de purification servant a produire un compose de niobium et/ou de tantale de grande purete
US7175823B2 (en) 2002-02-27 2007-02-13 Stella Chemifa Kabushiki Kaisha Purification method for producing high purity niobium compound and/or tantalum compound
US7214362B2 (en) 2002-02-27 2007-05-08 Stella Chemifa Kabushiki Kaisha Purification method for producing high purity niobium compound and/or tantalum compound

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