国家/地区 中国（4）
IPC部 C（4） H（4） B（2）
IPC大类 C22（4）
IPC小类 C22F（4）
IPC C22F001/08（2）
发明人
公开年 2023（4）
申请年 2022（4）
专利权人

Preparing copper-clad aluminum composite welding strip used in interconnection strip, bus belt comprises surface cleaning of copper strip and aluminum rod, wrapping, multiple drawing of composite copper rod, and ultrasonic testing, drawing composite copper wire, heat annealing and tin plating.

DONG W, ZHANG W, GAO L, CHEN Q

Method for preparing metal/carbon material bipolar plate by laser in situ, involves pre-processing surface of metal substrate, presetting solid carbon source on surface of pre-treated metal substrate and irradiating by alloying process.

CHEN M, ZHENG X, QIANG H, QI M, WEI M, YANG Z, YE X

Preparing copper-graphene composite material involves utilizing mechanical alloying method to prepare copper and polymer powder to obtain copper-polymer powder, cold isostatic pressing copper polymer powder to get bar melting region to bar porous rod material.

LIANG J, ZHANG X, WANG D, LI X, ZHOU S, GUO G, BAO F

Preparing rGO/silicon dioxide coating on aluminum-magnesium-silicon alloy plate surface, comprises selecting polar plate, using computer engraving technology to engrave single-channel snake-shaped flow field, and removing oil and impurity.

SHAO C, HUANG J, YUAN B, LIU J, ZHANG L