国家/地区 中国（4）
IPC部 C（4）
IPC大类 C23（4）
IPC小类 C23C（4）
IPC C23C014/02（4）
发明人 LI J（4）
公开年 2021（2） 2022（2）
申请年 2021（4） 
专利权人

Preparing flexible strain sensor useful e.g. in carbon dioxide sensor, comprises e.g. preparing thin film insulating layer on flexible substrate, performing annealing process, and forming multilayer graphene between flexible substrate and catalytic metal layer.

WANG X, YU G, WANG G, LUO G, LI J, LI X

Preparing graphene composite material based on Tesla valve, by orderly introducing aluminum oxide powder from reverse of tesla valve pipe, silicon dioxide powder, and preparing matrix material by physical vapor deposition.

LI J, XIE Y, HOU Y, XIE G, YANG B

Processing gear pair surface comprises carrying out chemical and mechanical polishing of gear pair prototype, coupling coating layer with base lubricating oil with anti-friction and wear additive and adding oil into gear box body.

LI J, LUO J, ZHANG R, SUN S

Preparing electrode foil used for aluminum electrolytic capacitors, by soaking aluminum foil in pretreatment solution, carrying out nano-titanium plating treatment, soaking in mixed treatment solutions to obtain treated aluminum foil, cleaning and soaking in nitric acid solution.

XIE Y, JIANG L, LI J, WU W, FENG Z, BAO Y, YANG F, ZHANG Y