国家/地区 中国（3）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 ZHAN H（3）
公开年 2022（3）
申请年 2021（2） 
专利权人

Graphene ultra-filtration membrane sewage treatment system comprises pre-processing module that filters large particle impurities in raw water, and filter that filters filtered clear liquid to obtain first clear liquid.

WANG D, YIN Y, TIAN H, YAN L, DENG N, ZHANG B, MU Y, MA X, YANG B, ZHANG X, DING C, WANG L, ZHAN H, XUE F, REN Q, ZHANG Z, WANG Z

Tannin extract foam material useful for preparing high performance, environmentally-friendly, degradable electromagnetic shielding material used in e.g. multimedia application, comprises tannin extract, furfuryl alcohol, crosslinking agent, catalyst, water, and conductive material.

YANG F, DENG S, WU H, LIAO D, PENG J, LAN N, LI J, ZHAN H, DU G, ZHOU X

Glass fiber cloth reinforced thermosetting copper-clad plate comprises glass fiber cloth, and copper foil bonded with resin adhesive on one or both sides of glass fiber cloth, the resin adhesive is formed by mixing adhesive and flame retardant and surface of copper foil is coated by coating.

CHEN M, WANG L, HE W, ZHAN H