JPS6252020B2 - - Google Patents

Info

Publication number
JPS6252020B2
JPS6252020B2 JP12275185A JP12275185A JPS6252020B2 JP S6252020 B2 JPS6252020 B2 JP S6252020B2 JP 12275185 A JP12275185 A JP 12275185A JP 12275185 A JP12275185 A JP 12275185A JP S6252020 B2 JPS6252020 B2 JP S6252020B2
Authority
JP
Japan
Prior art keywords
tantalum
melting point
purity
anion exchange
point metals
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
Application number
JP12275185A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61281831A (ja
Inventor
Chuhachiro Honma
Hideo Oikawa
Chisato Hashimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP12275185A priority Critical patent/JPS61281831A/ja
Publication of JPS61281831A publication Critical patent/JPS61281831A/ja
Publication of JPS6252020B2 publication Critical patent/JPS6252020B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacture And Refinement Of Metals (AREA)
JP12275185A 1985-06-07 1985-06-07 高純度タンタルの精製法 Granted JPS61281831A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12275185A JPS61281831A (ja) 1985-06-07 1985-06-07 高純度タンタルの精製法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12275185A JPS61281831A (ja) 1985-06-07 1985-06-07 高純度タンタルの精製法

Publications (2)

Publication Number Publication Date
JPS61281831A JPS61281831A (ja) 1986-12-12
JPS6252020B2 true JPS6252020B2 (enExample) 1987-11-02

Family

ID=14843698

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12275185A Granted JPS61281831A (ja) 1985-06-07 1985-06-07 高純度タンタルの精製法

Country Status (1)

Country Link
JP (1) JPS61281831A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2688452B2 (ja) * 1990-05-17 1997-12-10 キャボット コーポレイション 高表面積、低金属不純物のタンタル粉末の製造方法
DE60136351D1 (de) 2000-05-22 2008-12-11 Cabot Corp Hochreines niobmetall und erzeugnisse daraus und verfahren zu dessen herstellung

Also Published As

Publication number Publication date
JPS61281831A (ja) 1986-12-12

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