国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2） C22（2）
IPC小类 C01B（2）
IPC C22C001/02（2）
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Method for Preparing oxidation resistant copper-based surface enhanced Raman scattering substrate, involves adding alloy strip into hydrochloric acid ethanol solution to remove alloy to obtain nano porous copper, carrying out acid washing on nano porous copper, and washing oxide layer off.

LIU J, NING J, ZHANG L, CHEN C, PAN D

Preparation method of superheat-resistant aluminum alloy wire, involves adding slag cleaning agent to remove slag, preheating mold to predetermined temperature to keep warm, and lowering temperature of molten aluminum to fixed temperature.

WEN Z, CAI K, XU L, LIU G