国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D007/61（2）
发明人 WANG K（2）
公开年
申请年
专利权人

Double flow direction lightning protection device used for e.g. defense engineering, chemical engineering, mining, electric power, building, communication signal and broadcast TV, comprises cathode film prepared on the inner wall of the shell and anode film prepared on the outer wall of inner core.

ZANG Q, XU S, WANG K, FENG L, XU Z

Aqueous coating for outer layer of mask, comprises polyvinyl alcohol, silicone-acrylic emulsion, graphene oxide, deionized water, nano silver and activated carbon.

ZHAN D, QI Y, WANG K, HU Z, DONG L