国家/地区 中国（3）
IPC部 C（3） B（2）
IPC大类 C09（3）
IPC小类 C23C（3） C09D（2）
IPC C23C004/02（3）
发明人
公开年 2021（3）
申请年 2020（2） 
专利权人

Column wheel used for main reduction system of heavy-duty vehicle, comprises iron, carbon, manganese, chromium, nickel, aluminum, molybdenum, buffer damping mixture and diamond powder mixture.

YI Y, LI J, LI C

Yttria-stabilized zirconia/graphene composite sealing coating comprises layer of coating prepared on substrate with yttria-stabilized zirconia/graphene composite powder as raw material.

LIU Y, MA Z, XIE M, XU J, LIU S, LU J

Preparing polycarbosilane/zirconia laser protective composite coating involves providing surface sequentially with bonding layer, zirconium oxide coating and polycarbosilane coating, using sandpaper to grind surface of aluminum alloy.

WANG D, ZHAO Y, LIANG Y