国家/地区 中国（3）
IPC部 B（3）
IPC大类 C01（3） B82（2） C23（2）
IPC小类 C01B（3）
IPC B82Y030/00（2） C01B032/194（2） C01B032/914（2）
发明人 BI C（3）
公开年 2021（2）
申请年 2020（2） 
专利权人 XI AN SPECIA.（2）

Boiler tail heating surface gradient coating comprises a first coating, a second coating and a third coating and first coating, second coating and third coating are arranged in order from close to the substrate to away from the substrate.

BI C, LU Y, YANG X, YUN K, LIU J

Preparing wear-resistant self-lubricating coating on crane pulley wheel groove, comprises placing dichromium trioxide powder and graphene powder in ball mill, sintering dry powder under vacuum conditions and carrying out surface derusting.

GONG N, LU Y, BI C, MU S, DU P, HAN J, WANG J, YUE W, PENG C, WANG X, LI C, JIN Y, YANG Y, QIAO Y, XI Z, LI P

Preparing polyaniline coated graphene nano-silver-nickel alloy involves preparing graphene oxide and then mixing graphene oxide with sodium hydroxide solution, nickel sulfate, hydrazine hydrate and silver nitrate solution.

YU Y, ZHANG X, ZHAO D, CUI W, BI C