国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） C10（2）
IPC小类 B01D（4）
IPC B01D067/00（2） B01D069/12（2）
发明人 ZHANG J（4）
公开年 2021（4）
申请年 2021（4）
专利权人

Laminated porous ceramic filtering material used for purifying high temperature coal gas, comprises first, second, third, fourth porous ceramic material layers arranged in sequence.

LIU J, BI C, YANG X, ZHANG J, LU Y, YUN K

Use self-heating silicon carbide-graphene composite ceramic film preparation technology in oil-water separation comprising processing device main body, whose four corners are fixedly installed with supporting legs and through hole slidingly provided with connecting rod.

SHEN H, ZHENG Z, XU D, JIN Y, ZHANG J, CHEN Q, TANG Y

Preparing oil-absorbing sponge modified based on graphene oxide, comprises cleaning polyurethane sponge with ethanol, mixing, soaking polyurethane sponge soaked in graphene oxide solution into modification solution and drying.

ZHANG J, LAN Q, LIN H, XU H

Preparing graphene oxide-polyvinylidene fluoride composite hollow fiber film used for sewage treatment and purification of tap water, involves pre-processing polyvinylidene fluoride film wire by using polyethylene imine to obtain film wire.

CHEN Y, ZHANG J, LI S, WEI J, MO H, XUE Y, MENG J, LIU M