国家/地区 中国（3）
IPC部 B（3）
IPC大类 C23（3） C22（2）
IPC小类 C23C（3） C22C（2）
IPC C23C024/10（3）
发明人 LI J（3）
公开年 2022（3）
申请年 2022（3）
专利权人

Corrosion-resistant conductive metal bipolar plate comprises a coating, deposited on surface of the metal substrate, where coating includes metal system and graphene composed of five metal elements, iron, cobolt, chromium, nickel and aluminum.

WEN L, ZHANG Y, LI J, WU H, FENG C, WANG H

Graphene composite coating cutter comprises cutter substrate, graphene-metal composite material layer and graphene-ceramic composite material layer sequentially arranged on surface of cutter substrate.

LIU H, FU H, LI K, BIAN M, LIN Q, ZHANG C, LI J, LIU Z

Preparing high-strength aluminum alloy die casting used for automobile engine bracket, involves putting aluminum alloy matrix into acetone, ultrasonically cleaning aluminum alloy matrix, and ultrasonically cleaning aluminum alloy matrix through absolute ethyl alcohol and deionized water in sequence.

WU G, CHEN D, ZHANG J, LI J, WANG X, LI D