国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） B08（3） B29（2）
IPC小类 B08B（3）
IPC B08B015/04（2）
发明人 WANG J（3）
公开年 2022（2）
申请年 2021（3）
专利权人

Graphene oxide radiating film rolling device, has cleaning shell whose left side communicates with hose whose left end passes through outer side of box body, where surface of hose is sleeved with spring.

CHEN S, WANG J, LI L, HAN J, CUI G

Device for preparing modified polyvinylidene fluoride by graphene, comprises grinding plates whose outer wall is fixedly connected with air pump whose air conveying end is connected with inner portion of arc-shaped air blowing plate through gas pipe.

MAO R, YUAN K, WANG J, LIU Y

Method for preparing graphene-modified high-efficiency thermal conductivity ground source heat pump pipe fitting involves driving transmission rack to move left and right and operating pipe placement rack by gear to slide on rail rack.

LIU J, WANG J, WAN G