国家/地区 中国（8）
IPC部 C（9） B（3） H（2）
IPC大类 C01（9） C09（3） B01（2）
H01（2）
IPC小类 C01B（9）
IPC C01B032/184（9）
发明人 ZHANG Z（9）
公开年 2022（5） 2023（4）
申请年 2022（9）
专利权人 DRILLING ENG.（3） SINOPEC OILF.（3）

Preparing flexible porous graphene film involves mixing graphene oxide dispersion with a salt solution to obtain salt-containing graphene oxide mixed solution, and pouring salt-containing graphene oxide mixed solution into mold and dried to obtain salt-containing particle graphene oxide film.

LIU S, ZHANG Z

Device used to conversion of feedstock to resultant material having higher degree of crystallinity than feedstock comprises constraining reservoir, electrodes, compression system, alternating current power source and electrical controller.

MANCEVSKI V, LUONG D X, COOKSEY T, WILLIAMS J, MAZOR E, ZHANG Z, JAY B

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

New silicon carbide aerogel high temperature thermal insulation material useful in field of high-temperature heat insulation.

ZHANG P, GAN Z, LI X, CHEN J, FEI Z, LI K, CHEN G, ZHANG Z, ZHAO S, YANG Z

Preparing 1T/2H phase molybdenum disulfide-nickel chain/reduced graphene oxide aerogel composite wave absorbing material comprises e.g. dispersing nickel salt precursor in ethylene glycol solution, dispersing, and carrying out reaction under hydrothermal conditions.

XU Y, YANG R, ZHAO B, GUO X, ZHANG Z, XU D, FENG D, YAN Z, REN Y

Simultaneously optimizing graphene modified natural rubber vulcanized rubber mechanics, comprises e.g. reducing number of oxygen-containing functional groups on surface of graphene oxide layer by simplified modification process.

AN D, ZHANG Z, LIU Y, GONG M, TAO R, ZHAO G

Preparing composite carbon microsphere useful as anode materials for sodium ion batteries, comprises mixing graphene oxide dispersion with starch, spraying, drying, heating under condition of protective gas, carbonizing and cooling.

MIAO Y, WANG W, PAN Y, ZHANG K, WANG C, XING T, LIU T, ZHANG Z, LIU X, SONG H, LIU 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