GB594837A - Improvements in alloy and electrode material - Google Patents

Improvements in alloy and electrode material

Info

Publication number
GB594837A
GB594837A GB16756/45A GB1675645A GB594837A GB 594837 A GB594837 A GB 594837A GB 16756/45 A GB16756/45 A GB 16756/45A GB 1675645 A GB1675645 A GB 1675645A GB 594837 A GB594837 A GB 594837A
Authority
GB
United Kingdom
Prior art keywords
per cent
alloy
electrode material
thorium
platinum
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
GB16756/45A
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.)
Johnson Matthey PLC
Original Assignee
Johnson Matthey PLC
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 Johnson Matthey PLC filed Critical Johnson Matthey PLC
Publication of GB594837A publication Critical patent/GB594837A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/04—Alloys based on a platinum group metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Spark Plugs (AREA)

Abstract

An alloy suitable for use as an electrode or electrode tip for a sparking-plug is composed of .05 to 3 per cent thorium, .5 to 10 per cent molybdenum and the balance platinum. One specific composition is: .5 per cent thorium, 4 per cent molybdenum, 95.5 per cent platinum.
GB16756/45A 1944-07-01 1945-07-02 Improvements in alloy and electrode material Expired GB594837A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US594837XA 1944-07-01 1944-07-01

Publications (1)

Publication Number Publication Date
GB594837A true GB594837A (en) 1947-11-20

Family

ID=22023234

Family Applications (1)

Application Number Title Priority Date Filing Date
GB16756/45A Expired GB594837A (en) 1944-07-01 1945-07-02 Improvements in alloy and electrode material

Country Status (1)

Country Link
GB (1) GB594837A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636819A (en) * 1951-01-31 1953-04-28 Baker & Co Inc Grain stabilizing metals and alloys
US4253872A (en) * 1977-02-16 1981-03-03 The United States Of America As Represented By The United States Department Of Energy Thorium doped iridium alloy for radioisotope heat sources

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2636819A (en) * 1951-01-31 1953-04-28 Baker & Co Inc Grain stabilizing metals and alloys
US4253872A (en) * 1977-02-16 1981-03-03 The United States Of America As Represented By The United States Department Of Energy Thorium doped iridium alloy for radioisotope heat sources

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