国家/地区 中国（3）
IPC部 B（3） C（3）
IPC大类 B22（3）
IPC小类 B22D（3）
IPC C23C028/00（3）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Surface coating of copper roller of belt furnace used for neodymium-iron-boron material, comprises silica gel coating comprising silicate and water catalyzing by acidic catalyst.

QIU X

Super-strength wear-resistant alloy comprises phenolic resin, boric acid, lanthanum oxide, nickel-chromium alloy powder, carbon nanotube, graphene, silicon carbide, adhesive, zirconium oxide and aluminum oxide.

WANG D, XU C, TANG X, HUANG Z, LI Y, LIU Y

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