国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 F26B（3）
IPC F26B021/00（2）
发明人
公开年 2021（3）
申请年 2020（3）
专利权人

Graphene modified biological carbon material preparation device for repairing soil, comprises device main body, where left and right sides of device main body are connected with feeding pipe, and outer wall of device main body is installed with heating pad.

WANG G, LIU Y

Graphene powder preparation system for preparing carbon nano-tube slurry, has drying cylinder whose bottom is connected with collecting box through pipeline, where upper end of drying cylinder is set with guide plate.

LIU S, WANG Z, CUI C

Device useful for preparing load graphene visible light photocatalyst, has conveying support equipped with conveying clamping structure and cleaning cylinder tubes respectively provided with three cleaning ports with same structure.

ZHANG Y, GAO Z