国家/地区 印度（2）
IPC部 B（3）
IPC大类 C02（3）
IPC小类 C02F（3）
IPC C02F001/28（2）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

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

Water purification device used to remove water contaminants e.g. arsenic, pathogen, and bacteria, comprises housing comprising base, side walls and top wall, and first, second, third and fourth layers.

JINDAL H, SANDHU I S, CHITKARA M, PANDA S N

Porous material thermal distillation water purification system useful in water treatment, has compressor, condensing radiator, expansion valve and evaporative refrigeration fins that are connected end to end to form closed Carnot cycle loop.

QU L, LIAO Q, CHENG H