Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshinari Ishii0
Kinya Kawase0
Date of Patent
August 25, 2009
Patent Application Number
10548677
Date Filed
March 10, 2004
Patent Primary Examiner
Patent abstract
This iron-based sintered alloy contains 0.05 to 3% by mass of calcium carbonate or 0.05 to 3% by mass of strontium carbonate. As a result, an iron-based sintered alloy having excellent machinability is obtained.
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