国家/地区 中国（3） 印度（2）
IPC部 C（6） B（4）
IPC大类 C02（6）
IPC小类 C02F（6）
IPC C02F103/08（4） C02F001/14（3） C09D007/61（3）
C02F001/04（2） C09D005/08（2） C09D105/04（2）
发明人
公开年 2022（4） 2023（2）
申请年 2022（6）
专利权人

Water distillation apparatus used to desalinate contaminated water, comprises transparent housing, photothermal substrate, condensing surface, water feeder, and condensate collector.

WU X, XU H

Copper-based alloy pipe useful for power, chemical engineering, petrochemical, steel comprises copper-base alloy pipe body and anticorrosive coating on surface of copper base alloy tube body, where anticorrolytic coating comprises aqueous epoxy resin emulsion, quartz powder, and silicon micropowder.

JING X, BAO J, ZHANG C, JIN L, LU M

Preparing superhydrophilic nickel-based multilayer composite membrane material useful in field of photothermal seawater desalination or photothermal sewage purification, comprises e.g. dissolving nickel salt, complexing agent and surfactant in water, and soaking composite structure in salt solution.

MA F, ZENG Z, ZHU L

Preparing anticorrosive graphene analog composite from biomass/biochar, involves washing waste biomass with water and acid/alcohol, performing slow pyrolysis, dispersing prepared silica-graphitic structure and graphene analog (s) based composite into proper solvent in different dispersion methods.

BHATTACHARYA J, TIWARY C S, DAS B K, VERMA A, TALUKDAR A

Composite hydrogel sponge useful in field of seawater desalination, comprises water supply layer and evaporation layer that are stacked successively; material of water supply layer is polyacrylamide hydrogel; material of evaporation layer is polyacrylamide/graphene composite hydrogel.

LI S, LI T, WU Z, HU Z, LAI X, WANG D, LI C, WANG W, LI L

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