国家/地区 中国（2）
IPC部 F（2）
IPC大类 F28（2）
IPC小类 F28B（2）
IPC F28B009/00（2）
发明人
公开年 2021（2）
申请年 2021（2）
专利权人

Condensing device for cooling earthquake precursor observation hot spring well gas, comprises condensing main machine provided with spray head, and spraying water circulating system used to circulate water sprayed from spray head to spray head.

HUANG L, XU H, HE L

Graphene cross flow air cooler useful in reverse flow type cooling tower, has multiple groups of graphene modified heat exchange layers fixedly connected between two groups of graphene modified poly vinyl chloride heat exchange plates.

DING H, WANG J, LIU H, WANG Y