国家/地区 中国（2）
IPC部 B（2）
IPC大类 B05（2）
IPC小类 B05D（2）
IPC B05D007/14（2）
发明人 ZHANG J（2）
公开年
申请年
专利权人

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

Preparing graphene composite film comprises e.g. coating the nano-solution on the surface of the metal substrate, removing the solvent in the nanometer solution in an inert atmosphere.

YANG L, CHEN Z, XU X, SHU W, ZHANG J, YIN L, WU H, LI Q, BECK T J