国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B003/08（2）
发明人 YU H（2）
公开年
申请年
专利权人

Composite directional drainage composite membrane, comprises geotextile, geomembrane, water-conducting rib and geotextile composite, where material of water-conducting rib is made of polypropylene, polyethylene, polyethylene terephthalate, polyamide fiber or plastic material.

GAO X, WANG J, YU H, DONG F, ZHAO C, MAN X, LI K, LIANG X, LU S

Graphene blanket comprises skin-friendly layer that is in direct contact with human skin, where skin-friendly layer is woven fabric and is formed by interweaving warp threads and weft threads according to certain fabric structure.

YANG S, WU Z, YU H, HOU Y