国家/地区
IPC部 C（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

Lubricating oil additive useful in compressor comprises graphene nanosheet and dispersant, which adsorbed on graphene nanosheet through non-covalent bond.

ZHANG Y, ZHOU J, YIN T, HUANG G, DENG D

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