国家/地区 中国（3）
IPC部 C（3） F（3）
IPC大类 C25（3）
IPC小类 C25D（3）
IPC F02F003/00（2）
发明人
公开年 2017（2）
申请年
专利权人

Aircraft engine component used as gearboxes, comprises wall comprising aluminum alloy and/or magnesium alloy, and protective coating comprising prime layer, silicone elastomer layer and abrasion resistant layer covering surface of wall.

IURLARO S, GARGIOLI A, GARABELLO M, GAROFALO S, GILARDI E, PICA O, ARGENTIERI G

Graphene surface-modified abrasion-resistant steel oil ring, in which a layer of graphene film is prepared on the surface of the oil ring with a specified thickness.

CHEN Y, MO D, MA A, SONG D, SUN J

Cylinder piston comprises graphene nickel base compound plating layer provided on piston surface.

ZHANG D