国家/地区 中国（2）
IPC部 B（3）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B009/00（2） B32B009/04（2） B32B033/00（2）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

Preparing sandwich-type long-term salt-resistance gel photothermal evaporator useful in e.g. seawater desalination, comprises e.g. adding inorganic metal salt, nano-carbon, and nano-attapulgite into alcohol-water mixed solution, placing in mold, and immersing one side in hydrophobic agent.

DING S, ZHU Y, LI X, SHEN Q, HUANG W, SUN W, JIN H, YUN S, CHEN J, ZHOU X

Nano-filtration membrane used in nanofiltration membrane component and water treatment device, comprises N-trimethoxy silicon propane ethylenediamine triacetate-type graphene layer, and support layer.

LI B, LI K

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