C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 1/06 (2006.01) B22D 27/20 (2006.01) B22F 9/04 (2006.01) C22B 9/10 (2006.01) C22C 1/03 (2006.01) C22C 1/04 (2006.01) C22C 21/00 (2006.01)
Patent
CA 2359181
The invention relates to a grain refining agent for cast aluminum products containing titanium, comprising particles formed of a matrix of a ductile material, in which are uniformly dispersed boron particles having an average particle size of 0.1 to 10 µm. Where the cast aluminum products contain no titanium, the ductile material comprises titanium. The grain refining agent according to the invention does not require to be formed into a master alloy prior to being added to the molten aluminum to be cast.
Alamdari Houshang Darvishi
Boily Sabin
Larouche Jacques
Groupe Minutia Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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