Certified Patent

Patent Certificate:

✮ A ceramic particle reinforced bimetallic hammer head (patent number: 201620005720.1)

✮ A method for producing ceramic particle reinforced bimetallic hammer heads by lost foam(patent number: 201610006445.X)

✮ A combined device for lost foam composite hammer head(patent number: 201610006459.1)

✮ A multi-hammer combined sand mold combined casting process(patent number: 201610005698.5)

✮ A method for producing bimetallic composite hammer heads by lost foam vacuum negative pressure head downward(patent number: 201610005426.5)

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