国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC
发明人 WANG H（2）
公开年
申请年 2021（2）
专利权人

Processing titanium alloy space sampling drill comprises e.g. spraying graphene dispersion liquid to titanium alloy drill bit subjected to nitriding treatment, and drying titanium alloy drill bit sprayed to obtain nitride-graphene composite coating on surface of titanium alloy drill bit.

WANG W, MENG D, FU Z, KANG J, WANG H, YUE W, WANG Q, GAO W, SHE D

Sampling tank useful for collecting and storing ambient air samples, comprises tank body formed of two seamlessly welded hemispheres, passivated film layer provided on inner wall of the tank body, and a circular base.

ZHAO Y, WANG J, SONG X, WANG H, GAO Z, LIANG X, LI Y, LI J