国家/地区
IPC部 B（2）
IPC大类 F25（2）
IPC小类 F25B（2）
IPC
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Adsorption film formed by fixing the absorbing material in the form of film on the insulating substrate by using laser photoetching or chemical vapor deposition, , where the adsorbing material is graphene sheet and carbon nano tube sheet.

LIU P, LI K, DAI W, YU F, SHEN J

Laminated multipurpose pipe for house hold drainage system, factory drainage system, sewer drainage system and other drainage systems and water supply systems, has first epoxy layer, second epoxy layer, antimicrobial layer and junction.

KAMAL K, GAUR A, SHARMA K, KISHORE K