国家/地区 美国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C09K008/03（6）
发明人 LI W（3） HUANG J（2） KOSYNKIN D（2）
KOSYNKIN D V（2） LIANG F（2） TOUR J（2）
TOUR J M（2）
公开年 2021（3）
申请年 2020（3） 
专利权人 ARAMCO SERVI.（3） SAUDI ARABIA.（3） UNIV RICE WI.（2） UNIV RICE WI.（2）

Preparing modified nano-graphene slurry anti-slump agent useful in micro-fracture pores developed in basalt comprises carrying first contact between nano-graphene and mixed acid, adding potassium chlorate to mixed solution for modification treatment and contacting modified nano-graphene with water.

LI W, DAI F, XIE G, LUO P, ZHANG J, LIU D, BAI Y

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

Graphene oxide Janus nanosheet crosslinker for carbonate formations, comprises graphene oxide nanosheet has first side and second side, alkyl group bonded to the first side.

LI W, LIANG F, HUANG J

Water-based wellbore fluid comprises aqueous base fluid and modified graphene shale inhibitor that comprises one or more substituents that are covalently bonded to graphene via linking group, one or more substituents is hydrocarbon group.

SALEH T A, ALARFAJ M K, RANA A A

Producing graphene oxide involves mixing graphite source with solution containing oxidant and protecting agent, and oxidizing the graphite source with the oxidant in presence of the protecting agent to form graphene oxide.

TOUR J M, KOSYNKIN D V, TOUR J, KOSYNKIN D

Drilling fluid useful in e.g. drilling operations to prevent or reduce the penetration of drilling fluids into rock formations, comprises graphene.

DOYLE C D, KOSYNKIN D V, LOMEDA J R, SCHMIDT H K, TOUR J M, TOUR J, SCHMIDT H, LOMEDA J, KOSYNKIN D, DOYLE C