Morrison & Foerster LLP
Method for preparing a light metal or light metal alloy based composite product
 A method for preparing a light metal or light metal alloy composite product, wherein (a) an aqueous slurry containing water, a reinforcement powder, a metal powder and an alumina sol binder is prepared; (b) a preform is prepared from the slurry; (c) the preform is sintered; and (d) the sintered preform is impregnated with a melt of a light metal or a light metal alloy to produce a light metal or a light metal alloy based composite product. 
Mazda Motor Corporation
B C B
B22D C22C B22F
inventional inventional inventional
Makoto Kazuo Yukio Yukihiro
Fujita Sakamoto Yamamoto Sugimoto