国家/地区
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/194（2）
发明人
公开年 2021（2）
申请年 2020（2）
专利权人

Graphene oxide Janus nanosheet relatively permeability modifier for reducing water permeability in carbonate formation, comprises graphene oxide nanosheet having first and second sides, first and second alkyl groups and functional group.

LI W, LIANG F, HUANG J

Integrated profile control and displacement agent used in crude oil production, comprises plugging agent, surfactant, nano-active agent, auxiliary agent and water.

ZHAO C, WU W, WANG Y