国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC
发明人
公开年
申请年 2017（2）
专利权人

Device for quickly preparing graphene, has supporting blocks that are fixedly connected with heating chamber, graphite tube connected with fixing buckle, and vacuum exhaust pump provided in housing portion.

CHEN Z

Defrosting type heat pump outdoor machine has graphene film layer having strong hydrophobicity for delaying frosting time of evaporator fin surface, and reducing frosting quantity to inhibit effect of frosting.

QI Y, GUO Z