国家/地区 中国（3）
IPC部 B（3） D（3）
IPC大类 B32（3） D03（3）
IPC小类 B32B（3）
IPC B32B027/02（3）
发明人
公开年 2021（3）
申请年 2020（3）
专利权人

Hygroscopic waterproof white grey cloth comprises base cloth layer, whose bottom end is provided with antibacterial layer, and radiation-proof layer whose top end is provided with wear-resistant layer.

SHI L

Stable safety belt, has memory cotton layer arranged between inner surface layer and outer surface layer, where inner surface layer adopts plain weave formed by warp and weft that are made of combed cotton.

GAO B

Seamless cylindrical filter bag is consists of first non-woven fabric, cylindrical cloth, second non-woven fabric and polytetrafluoroethylene microporous membrane are compounded.

GU K, YANG Z, GONG Z, CAO Q, WU J, WANG H, GU Y, WANG Z, ZHANG J