国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6） C09（3）
IPC小类 C01B（6）
IPC C01B032/184（6）
发明人 LUO C（6）
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

Preparing fluorocarbon polymer modified chemically converted graphene/zinc oxide film multi-bandoptical sensor involves using reagent-free electrophoresis assembling method for preparing chemically converted graphene/zinc oxide film.

HOU C, LUO C, WANG H, ZHANG Q, LI Y

Preparing network-shaped graphene nano material involves calcining carbon source organic material to obtain calcined material, adding water for washing, filtering to obtain filter residue, and annealing under protective atmosphere.

XUE X, HOU H, YAN X, XUE F, YANG B, WANG J, LIU H, CHEN J, LUO C, CAO H, KONG X, CHENG B, WANG Z

Preparing magnetic iron-containing graphene-manganese dioxide nanomaterial used as electrode, involves dispersing oxidized graphite in distilled water ultrasonically to obtain oxidized graphene dispersion liquid.

LUO C, XU X, CHEN J, QIN S, WU Y