EP3375896A4 - De-leading treatment method for lead-containing copper alloy and de-leading cored wire used in said method - Google Patents

De-leading treatment method for lead-containing copper alloy and de-leading cored wire used in said method Download PDF

Info

Publication number
EP3375896A4
EP3375896A4 EP15908341.9A EP15908341A EP3375896A4 EP 3375896 A4 EP3375896 A4 EP 3375896A4 EP 15908341 A EP15908341 A EP 15908341A EP 3375896 A4 EP3375896 A4 EP 3375896A4
Authority
EP
European Patent Office
Prior art keywords
leading
lead
copper alloy
containing copper
cored wire
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.)
Withdrawn
Application number
EP15908341.9A
Other languages
German (de)
French (fr)
Other versions
EP3375896A1 (en
Inventor
Zangsa NOH
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.)
Wing On (japan) Trading Ltd
Original Assignee
Wing On (japan) Trading Ltd
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 Wing On (japan) Trading Ltd filed Critical Wing On (japan) Trading Ltd
Publication of EP3375896A1 publication Critical patent/EP3375896A1/en
Publication of EP3375896A4 publication Critical patent/EP3375896A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
    • C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
    • 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
    • C22B15/00—Obtaining copper
    • C22B15/0026—Pyrometallurgy
    • C22B15/006—Pyrometallurgy working up of molten copper, e.g. refining
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Ropes Or Cables (AREA)
EP15908341.9A 2015-11-13 2015-11-13 De-leading treatment method for lead-containing copper alloy and de-leading cored wire used in said method Withdrawn EP3375896A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/082039 WO2017081824A1 (en) 2015-11-13 2015-11-13 De-leading treatment method for lead-containing copper alloy and de-leading cored wire used in said method

Publications (2)

Publication Number Publication Date
EP3375896A1 EP3375896A1 (en) 2018-09-19
EP3375896A4 true EP3375896A4 (en) 2019-05-22

Family

ID=56244650

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15908341.9A Withdrawn EP3375896A4 (en) 2015-11-13 2015-11-13 De-leading treatment method for lead-containing copper alloy and de-leading cored wire used in said method

Country Status (6)

Country Link
US (1) US20180195149A1 (en)
EP (1) EP3375896A4 (en)
JP (1) JP5940746B1 (en)
KR (1) KR20180034643A (en)
CN (1) CN107849638A (en)
WO (1) WO2017081824A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201800008041A1 (en) 2018-08-10 2020-02-10 Almag Spa Azienda Lavorazioni Metallurgiche Ed Affini Gnutti PROCESS FOR OBTAINING A BRASS BILLET WITH A REDUCED LEAD CONTENT AND A BILLET SO OBTAINED
CN109371248B (en) * 2018-12-04 2020-01-14 宁波长振铜业有限公司 Method for reducing lead content in waste brass

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1095259A (en) * 1978-03-14 1981-02-10 Derek E. Tyler Addition of reactive elements in powder wire form to copper base alloys
JPH0250924A (en) * 1988-08-10 1990-02-20 Hitachi Cable Ltd Reduction treatment of copper

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10140254A (en) * 1996-11-05 1998-05-26 Kobe Steel Ltd Method for removing lead in brass
US20020030070A1 (en) * 2000-06-01 2002-03-14 Hugens John R. Method and apparatus for treatment of metal cascades in flame and gas
JP4599521B2 (en) * 2004-12-10 2010-12-15 株式会社九州タブチ Method for removing lead in copper alloys
CN102424891A (en) * 2011-12-09 2012-04-25 郑州万隆冶金炉料有限公司 Production method of pure calcium solid-core core spun threads for smelting steel
CN103146939B (en) * 2013-02-06 2015-01-28 江西理工大学 Method for reducing content of lead in lead brass
CN104250694B (en) * 2014-07-08 2016-07-13 宁波长振铜业有限公司 A kind of useless ash metal melting prepare free-cutting brass except Haematite sweetening process
CN104357699B (en) * 2014-09-29 2016-06-15 苏州有色金属研究院有限公司 A kind of except stannum refining agent and application thereof
CN104894412A (en) * 2015-04-16 2015-09-09 新疆大学 Method for removing impurity during copper and copper alloy melting process

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1095259A (en) * 1978-03-14 1981-02-10 Derek E. Tyler Addition of reactive elements in powder wire form to copper base alloys
JPH0250924A (en) * 1988-08-10 1990-02-20 Hitachi Cable Ltd Reduction treatment of copper

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ATSUSHI NAKANO ET AL: "Removal of Lead from Copper Alloy Scraps by Compound-Separation Method", MATERIALS TRANSACTIONS, vol. 46, no. 12, 1 January 2005 (2005-01-01), JP, pages 2719 - 2724, XP055574044, ISSN: 1345-9678, DOI: 10.2320/matertrans.46.2719 *
KANBE Y ET AL: "GAS METAL ARC WELDING FOR SURFACING ALUMINIUM ALLOYS WITH AL-CU CORED WIRE. \1ST REPORT: SURFACING ALUMINIUM ALLOY", WELDING INTERNATIONAL, TAYLOR & FRANCIS, ABINGDON, GB, vol. 7, no. 6, 1 January 1993 (1993-01-01), pages 449 - 455, XP000385783, ISSN: 0950-7116 *
See also references of WO2017081824A1 *

Also Published As

Publication number Publication date
EP3375896A1 (en) 2018-09-19
US20180195149A1 (en) 2018-07-12
WO2017081824A1 (en) 2017-05-18
JPWO2017081824A1 (en) 2017-11-09
CN107849638A (en) 2018-03-27
JP5940746B1 (en) 2016-06-29
KR20180034643A (en) 2018-04-04

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