DE10346464A1 - Process for cold deforming molybdenum for producing hollow or complete bodies comprises completely recrystallizing the molybdenum before deforming - Google Patents

Process for cold deforming molybdenum for producing hollow or complete bodies comprises completely recrystallizing the molybdenum before deforming Download PDF

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Publication number
DE10346464A1
DE10346464A1 DE10346464A DE10346464A DE10346464A1 DE 10346464 A1 DE10346464 A1 DE 10346464A1 DE 10346464 A DE10346464 A DE 10346464A DE 10346464 A DE10346464 A DE 10346464A DE 10346464 A1 DE10346464 A1 DE 10346464A1
Authority
DE
Germany
Prior art keywords
molybdenum
deforming
producing hollow
cold
bodies comprises
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.)
Granted
Application number
DE10346464A
Other languages
German (de)
Other versions
DE10346464B4 (en
Inventor
Bernd Spaniol
Josef Trageser
Wolfgang Guenther
Joerg Schielke
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.)
WC Heraus GmbH and Co KG
Original Assignee
WC Heraus GmbH and Co KG
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 WC Heraus GmbH and Co KG filed Critical WC Heraus GmbH and Co KG
Priority to DE10346464A priority Critical patent/DE10346464B4/en
Priority to AT04021093T priority patent/ATE412786T1/en
Priority to DE502004008340T priority patent/DE502004008340D1/en
Priority to EP04021093A priority patent/EP1574593B1/en
Priority to JP2004270451A priority patent/JP4348266B2/en
Priority to KR1020040075439A priority patent/KR100771731B1/en
Priority to TW093128875A priority patent/TWI283609B/en
Priority to CNB2004100803092A priority patent/CN100335671C/en
Publication of DE10346464A1 publication Critical patent/DE10346464A1/en
Application granted granted Critical
Publication of DE10346464B4 publication Critical patent/DE10346464B4/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/002—Extruding materials of special alloys so far as the composition of the alloy requires or permits special extruding methods of sequences
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/18—Making uncoated products by impact extrusion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/022—Manufacture of electrodes or electrode systems of cold cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Forging (AREA)
  • Extrusion Of Metal (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)

Abstract

Process for cold deforming molybdenum comprises completely recrystallizing the molybdenum before deforming.
DE10346464A 2003-10-02 2003-10-02 Method of cold forming molybdenum by reverse extrusion and use of molybdenum back molded extruded parts Expired - Fee Related DE10346464B4 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
DE10346464A DE10346464B4 (en) 2003-10-02 2003-10-02 Method of cold forming molybdenum by reverse extrusion and use of molybdenum back molded extruded parts
DE502004008340T DE502004008340D1 (en) 2003-10-02 2004-09-04 Cold deformation of molybdenum by backward extrusion
EP04021093A EP1574593B1 (en) 2003-10-02 2004-09-04 cold working of molyddenum by indirect extrusion
AT04021093T ATE412786T1 (en) 2003-10-02 2004-09-04 COLD FORMING OF MOLYBDENUM BY BACKWARD EXPRESSION
JP2004270451A JP4348266B2 (en) 2003-10-02 2004-09-16 Method for cold deformation of molybdenum by backward extrusion
KR1020040075439A KR100771731B1 (en) 2003-10-02 2004-09-21 Cold-forming of molybdenum by backward exrusion
TW093128875A TWI283609B (en) 2003-10-02 2004-09-23 Cold-forming of molybdenum by backward extrusion
CNB2004100803092A CN100335671C (en) 2003-10-02 2004-09-28 Method for extrusion cold forming molybdic through back flowing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10346464A DE10346464B4 (en) 2003-10-02 2003-10-02 Method of cold forming molybdenum by reverse extrusion and use of molybdenum back molded extruded parts

Publications (2)

Publication Number Publication Date
DE10346464A1 true DE10346464A1 (en) 2005-05-04
DE10346464B4 DE10346464B4 (en) 2006-04-27

Family

ID=34399318

Family Applications (2)

Application Number Title Priority Date Filing Date
DE10346464A Expired - Fee Related DE10346464B4 (en) 2003-10-02 2003-10-02 Method of cold forming molybdenum by reverse extrusion and use of molybdenum back molded extruded parts
DE502004008340T Expired - Lifetime DE502004008340D1 (en) 2003-10-02 2004-09-04 Cold deformation of molybdenum by backward extrusion

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE502004008340T Expired - Lifetime DE502004008340D1 (en) 2003-10-02 2004-09-04 Cold deformation of molybdenum by backward extrusion

Country Status (7)

Country Link
EP (1) EP1574593B1 (en)
JP (1) JP4348266B2 (en)
KR (1) KR100771731B1 (en)
CN (1) CN100335671C (en)
AT (1) ATE412786T1 (en)
DE (2) DE10346464B4 (en)
TW (1) TWI283609B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113732219B (en) * 2021-08-12 2023-10-13 宁波复能稀土新材料股份有限公司 Vacuum hot extrusion forming device for rare earth terbium target

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3553996A (en) * 1967-11-13 1971-01-12 Battelle Development Corp Extrusion of brittle materials
US4600446A (en) * 1983-10-08 1986-07-15 Agency Of Industrial Science & Technology Method for tempering and working high strength low ductile alloy
US5051139A (en) * 1989-05-03 1991-09-24 Schwarzkopf Development Corporation Process for the manufacture of semi-finished products or preformed parts made of refractory metals and resistant to thermal creep
US5158709A (en) * 1990-02-01 1992-10-27 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh Electric lamp containing molybdenum material doped wtih aluminum and potassium, molybdenum material for such a lamp, and method of its manufacture

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5731408A (en) * 1980-06-19 1982-02-19 Battelle Development Corp Double extruding die and its extruding method
US4462234A (en) * 1980-06-19 1984-07-31 Battelle Development Corporation Rapid extrusion of hot-short-sensitive alloys
JPS6075545A (en) * 1983-09-29 1985-04-27 Toshiba Corp Dies and their manufacture
WO1994024326A1 (en) * 1993-04-15 1994-10-27 Alcan International Limited Method of making hollow bodies
JP3079378B1 (en) * 1999-02-10 2000-08-21 東京タングステン株式会社 Mo sputtering target material and method of manufacturing the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3553996A (en) * 1967-11-13 1971-01-12 Battelle Development Corp Extrusion of brittle materials
US4600446A (en) * 1983-10-08 1986-07-15 Agency Of Industrial Science & Technology Method for tempering and working high strength low ductile alloy
US5051139A (en) * 1989-05-03 1991-09-24 Schwarzkopf Development Corporation Process for the manufacture of semi-finished products or preformed parts made of refractory metals and resistant to thermal creep
US5158709A (en) * 1990-02-01 1992-10-27 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh Electric lamp containing molybdenum material doped wtih aluminum and potassium, molybdenum material for such a lamp, and method of its manufacture

Also Published As

Publication number Publication date
KR20050033001A (en) 2005-04-08
ATE412786T1 (en) 2008-11-15
JP2005111562A (en) 2005-04-28
CN100335671C (en) 2007-09-05
KR100771731B1 (en) 2007-10-30
DE10346464B4 (en) 2006-04-27
TWI283609B (en) 2007-07-11
EP1574593A1 (en) 2005-09-14
TW200526336A (en) 2005-08-16
JP4348266B2 (en) 2009-10-21
DE502004008340D1 (en) 2008-12-11
EP1574593B1 (en) 2008-10-29
CN1611629A (en) 2005-05-04

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8364 No opposition during term of opposition
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20110502