国家/地区 中国（8）
IPC部 C（8） B（4） H（2）
IPC大类 C01（8） B82（3） C09（3）
IPC小类 C01B（8）
IPC C01B032/184（8）
发明人 ZHOU C（8）
公开年 2022（5） 2023（3）
申请年 2022（8）
专利权人 DRILLING ENG.（3） SINOPEC OILF.（3） UNIV CHINA E.（2）

Preparing graphene of coated metal particles comprises preparing metal particles-carbon material and placing in quartz tube, blocking two ends by copper wire or carbon cloth, reacting, connecting two ends of reactant with anode and cathode of power supply, and vacuumizing, and discharging sample.

QING F, ZHOU C, LI X

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

Silver doped manganese dioxide-nitrogen doped graphene aerogel evaporator useful for converting solar photothermal steam comprises nitrogen-doped graphene aerogel as carrier, graphene doped with silver graphene oxide nano-particles loaded with silver-doped manganese dioxide nano-particles.

ZHOU C, TIAN Y, YANG S

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 three-dimensional reduced graphene oxide/scandium iron oxide composite wave-absorbing material, comprises e.g. adding scandium nitrate hexahydrate and iron(III) nitrate nonahydrate into deionized water, and dissolving aqueous polyvinyl alcohol in water solution.

ZHOU C, WANG Q, ZHAO F, WEI H

Method for quickly manufacturing graphene thin film on e.g. silicon wafer, involves covering non-metal substrate on two surfaces of conductive material, placing interlayer in electrode discharge chamber, and performing discharge treatment on interlayer in vacuum state.

ZHOU C, QING F, LI X

Preparing lithium-ion battery additive for lithium-ion battery involves adding urea solution into suspension, centrifuging, drying, adding aqueous polyvinylpyrrolidone K40, dissolving, cooling, heating, mixing composite under inert atmosphere with stabilized lithium metal powder and sintering.

TONG S, YU X, XU D, GUO P, ZHANG R, ZHOU C, LIU H