国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（3） C09K008/03（3） C09K008/12（3）
C09K008/16（3） C09K008/24（3） C09K008/36（3）
发明人 ZHOU C（4）
公开年 2023（2）
申请年 2022（3） 
专利权人 DRILLING ENG.（3） SINOPEC OILF.（3）

Use of high aza-graphene nanosheet for water-based drilling fluid, where water-based drilling fluid is added with high aza-graphene nanometre sheet, high aza-graphene nano sheet is prepared by premixing raw material inorganic salt, carbon-containing compound and nitrogen-containing organic compound.

GONG G, ZENG C, CHEN H, LI L, ZHANG X, ZHANG Z, WANG F, LUO C, ZHOU C

Application of high-nitrogen heterographene nanosheet in oil-based drilling fluid e.g. white oil-based drilling fluid.

LIU S, GONG G, CHEN J, LI L, DENG Y, ZHANG Z, LI J, ZHOU C, LUO C, ZHANG H

Modifying aqueous and oil-based drilling fluids by aza-graphene nanosheets involves preparing aza-graphene nano-sheet with high nitrogen content into aqueous solution and then mixing with the existing aqueous or oil-based drilling fluid, and using inorganic salts.

LIU S, GONG G, CHEN J, LI L, DENG Y, ZHANG Z, LI J, ZHOU C, LUO C, ZHANG H

Graphene-composite functional material for preparing e.g. piezoresistive material, comprises sulfonated graphene-grafted poly-3,4-(ethylene dioxythiophene).

BAO Y, CHEN S, CHEN Z, WANG J, XU G, YANG C, XING C, ZHOU C, LOU J, ZHU T