GB1078657A - Grain refinement process for copper-bismuth alloys - Google Patents

Grain refinement process for copper-bismuth alloys

Info

Publication number
GB1078657A
GB1078657A GB27740/65A GB2774065A GB1078657A GB 1078657 A GB1078657 A GB 1078657A GB 27740/65 A GB27740/65 A GB 27740/65A GB 2774065 A GB2774065 A GB 2774065A GB 1078657 A GB1078657 A GB 1078657A
Authority
GB
United Kingdom
Prior art keywords
copper
alloy
bismuth
extrusion
grain refinement
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
GB27740/65A
Other languages
English (en)
Inventor
Arthur George Knapton
Thomas Raine
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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 Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to GB27740/65A priority Critical patent/GB1078657A/en
Priority to US556251A priority patent/US3450573A/en
Priority to DE19661533499 priority patent/DE1533499A1/de
Priority to CH915166A priority patent/CH471898A/de
Priority to BE683302D priority patent/BE683302A/xx
Priority to NL6609015A priority patent/NL6609015A/xx
Priority to FR67410A priority patent/FR1485125A/fr
Publication of GB1078657A publication Critical patent/GB1078657A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/025—Composite material having copper as the basic material
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S72/00—Metal deforming
    • Y10S72/70—Deforming specified alloys or uncommon metal or bimetallic work
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4981—Utilizing transitory attached element or associated separate material
    • Y10T29/49812—Temporary protective coating, impregnation, or cast layer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49885—Assembling or joining with coating before or during assembling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Extrusion Of Metal (AREA)
  • Conductive Materials (AREA)
GB27740/65A 1965-06-30 1965-06-30 Grain refinement process for copper-bismuth alloys Expired GB1078657A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB27740/65A GB1078657A (en) 1965-06-30 1965-06-30 Grain refinement process for copper-bismuth alloys
US556251A US3450573A (en) 1965-06-30 1966-06-09 Grain refinement process for copper-bismuth alloys
DE19661533499 DE1533499A1 (de) 1965-06-30 1966-06-23 Verfahren zur Herstellung von Kupfer-Wismuth-Legierungen
CH915166A CH471898A (de) 1965-06-30 1966-06-24 Verfahren zur Herstellung von Kupfer-Wismut-Legierungen
BE683302D BE683302A (en:Method) 1965-06-30 1966-06-28
NL6609015A NL6609015A (en:Method) 1965-06-30 1966-06-29
FR67410A FR1485125A (fr) 1965-06-30 1966-06-29 Procédé d'affinage du grain dans les alliages de cuivre-bismuth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27740/65A GB1078657A (en) 1965-06-30 1965-06-30 Grain refinement process for copper-bismuth alloys

Publications (1)

Publication Number Publication Date
GB1078657A true GB1078657A (en) 1967-08-09

Family

ID=10264492

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27740/65A Expired GB1078657A (en) 1965-06-30 1965-06-30 Grain refinement process for copper-bismuth alloys

Country Status (6)

Country Link
US (1) US3450573A (en:Method)
BE (1) BE683302A (en:Method)
CH (1) CH471898A (en:Method)
DE (1) DE1533499A1 (en:Method)
GB (1) GB1078657A (en:Method)
NL (1) NL6609015A (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3805000A (en) * 1970-03-23 1974-04-16 Itt Vacuum interrupter and methods of making contacts therefor
DE2906767A1 (de) * 1978-02-22 1979-08-23 Hitachi Ltd Verfahren zur herstellung eines vakuum-leistungsschalters
US5167726A (en) * 1990-05-15 1992-12-01 At&T Bell Laboratories Machinable lead-free wrought copper-containing alloys
CN114101371B (zh) * 2021-11-09 2023-05-30 中铝洛阳铜加工有限公司 一种环状导带用大口径厚壁铜管加工工艺方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2246328A (en) * 1939-07-26 1941-06-17 Bell Telephone Labor Inc Asymmetrical conductor and method of making the same
US2379232A (en) * 1943-11-02 1945-06-26 Mallory & Co Inc P R Metallic compositions containing bismuth
NL241567A (en:Method) * 1958-07-24
GB1020914A (en) * 1961-11-10 1966-02-23 Gen Electric Improvements in vacuum circuit interrupter
US3122828A (en) * 1963-01-14 1964-03-03 Special Metals Inc Conversion of heat-sensitive alloys with aid of a thermal barrier

Also Published As

Publication number Publication date
BE683302A (en:Method) 1966-12-01
NL6609015A (en:Method) 1967-01-02
DE1533499A1 (de) 1970-04-09
CH471898A (de) 1969-04-30
US3450573A (en) 1969-06-17

Similar Documents

Publication Publication Date Title
CA934034A (en) Automatic method and apparatus for fabricating progressive dies
GB851948A (en) Method of hot working a metal billet
CA923456A (en) Method for producing complex shapes by filled billet extrusion
CA1013536A (en) Method of manufacturing alloy ingots
GB1078657A (en) Grain refinement process for copper-bismuth alloys
SU649338A3 (ru) Способ изготовлени проводников в виде лент или проволоки из сплава на основе алюмини
US2079239A (en) Process of working copper alloys aud more particularly copper alloys containing less than about 12% tin
GB874193A (en) Method of forming hollow bodies by backward extrusion
GB1083083A (en) Improvements in or relating to iron-aluminium alloys
JPS55131152A (en) Manufacture of a -mg-si type alloy with high extrudability and hardenability, and extruded material thereof
US2837427A (en) Zinc base ternary alloy containing tin and lead
ES315699A1 (es) Un procedimiento para fabricar anodos consumibles.
JPS5252161A (en) Extruding deuice to extrude especially aluminum billet into mould
UPIT Controlled internal rupture as a method of obtaining uncontaminated surfaces of solid bodies. II- Extrusion of a plastic material(Pure atomic surfaces for plastic metals and alloys obtained by extrusion in die block)
CA958184A (en) Method of starting casting machine having caterpillar-type molds for casting nonferrous metal strips and machine for carrying out this method
JPS5380367A (en) Manufacturing method of low cost press die by low melting temperature alloy
JPS51122652A (en) Method of extruding aluminum alloy die material
CA897932A (en) Method of die casting high melting point alloys
CA932158A (en) Method of producing zinc alloy
JPS5346429A (en) Method to design degassing portion of moulding metal die
CA934580A (en) Method of producing iron-base sintered alloys with high density
JPS5328522A (en) Method of adding alloy element in flowing drop degassing vacuum casting process
GB840584A (en) Method of making longitudinally perforated metal plates
GB1100493A (en) Method of manufacturing an extruded product
GB1441950A (en) Superconductors