Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Magdalena Nowak0
Hari Babu Nadendla0
Date of Patent
June 25, 2019
0Patent Application Number
138228700
Date Filed
February 10, 2012
0Patent Primary Examiner
Patent abstract
Method of refining metal alloys A method of refining the grain size of (i) an alloy comprising aluminum and at least 3% w/w silicon or (ii) an alloy comprising magnesium, comprises the steps of (a) adding sufficient niobium and boron to the alloy in order to form niobium diboride or Al3Nb or both, or (b) adding niobium diboride to the alloy, or (c) adding Al3Nb to the alloy, or (d) any combination thereof.
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