国家/地区 中国（2）
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 ZHAO D（2）
公开年 2022（2）
申请年 2020（2）
专利权人

Composite modified nano-alumina sol useful in e.g. sulfur-free and alkali-free accelerating agent, comprises nano aluminum sol loaded by carrier particles with interlayer structure and cement hydration reaction activity modifier.

WU Z, ZHAO D, RAN Q, HONG J, CHEN J, ZHAO S, QIAO M, WANG W, ZENG L

Magnetic nano fiber demulsifier useful for low-temperature gathering and transportation of crude oil, comprises ferric oxide nanoparticles as inner layer, magnetic graphene oxide nanocomposite as middle layer and nonionic surfactant as outer layer.

YANG S, ZHANG W, PANG Y, LI X, CHANG X, GUO J, ZHANG J, LIU J, ZHAO D, ZHONG R, TANG S, YE F, YAO B, ZHAO Y, LI Z