国家/地区 中国（2）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC
发明人
公开年 2021（3）
申请年
专利权人

Preparing nano carbon dioxide capture agent useful as fertilizer or in fertilizer for enhancing plant photosynthesis, comprises preparing organic modified mineral soil and modified chitosan solution and chitosan and graphene oxide powder.

SU B, SU W

Automatic graphene organic fertilizer production device, has rotating shaft whose top part is rotatably connected with motor, where outer wall of rotating shaft is fixedly connected with connecting rods and outer wall of shaft is connected with packing auger.

HOU J, CHEN P, SHI S, ZHANG M

System for cleaning water body, has water filtering unit which is operatively coupled to rubbish storing unit, and which is configured to purify extracted water by removing solid wastes and impurities from extracted water.

RANI S, SHARMA D, CHOUDHARY S, SHIVANI, SHARMA S, ANAND V, JINDAL H