国家/地区 欧洲专利局（EPO）（7）
IPC部 C（7）
IPC大类 C09（7）
IPC小类 C09K（7） E21B（4） C01B（3）
B82Y（2） C07C（2）
IPC C09K008/03（7）
发明人 KOSYNKIN D（3） KOSYNKIN D V（3） TOUR J（3）
TOUR J M（3）
公开年 2021（3）
申请年 2020（2） 
专利权人 UNIV RICE WI.（3） ARAMCO SERVI.（2） SAUDI ARABIA.（2） UNIV RICE WI.（2）

Composition useful e.g. for inhibiting hydrate decomposition, comprises starch-based surfactant including carboxymethyl starch salt and alkyl glycoside surfactants.

YAN K, XIAO A, MU S, HU X, REN Y, ZHANG H, LIN Y, LV C, WANG Q

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

Determining integrity of well in oil and gas industries, involves mixing conductive materials into fluid, allowing conductive materials to surface coating, and transmitting data through electrically conductive data conduit coating.

BOUL P J, SANTRA A

Fluid composition used in drilling comprises non-aqueous base fluid e.g. brine-in-oil emulsion and water-in-oil emulsion, and nanoparticles such as graphene, nanorods, nano-titanium oxide platelets, and nano-oxides.

MONTEIRO O, ELLIS D R, MONTEIRO O R, ELLIS D

Stabilizing shales while drilling wellbore into earthen formation, comprises circulating wellbore fluid into wellbore while drilling through shales, where wellbore fluid comprises graphene-based material.

YOUNG S, FRIEDHEIM J, PATEL A D, TOUR J, KOSYNKIN D, PATEL A, TOUR J M, KOSYNKIN D V, DMITRY K, PATEL ARVIND D

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