国家/地区 中国（15）
IPC部 C（10） B（5） G（3）
IPC大类 B01（4） C01（4） C09（3）
G01（3） C02（2） C07（2）
IPC小类 C01B（4） B01J（3） C02F（2）
C07D（2） C09K（2） G01F（2）
IPC C01B032/184（2）
发明人 LIU Y（15）
公开年 2023（15）
申请年 2021（15）
专利权人 CHINA PETROL.（6） BEIJING RES .（3） CHINA PETROL.（3） PETROCHINA C.（2）
UNIV CHINA P.（2）

Preparing magnetic fluorescent graphene, involves grinding graphite flakes and stainless steel needles magnetically, oxidizing with concentrated nitric acid and concentrated sulfuric acid, then ultrasonicating, calcining, dissolving in deionized water, suction filtering, dialyzing, and freeze-drying.

SONG Z, LI J, LIU Y, ZHAO Z, ZHANG B

Intelligent deformable thermal protective gas gel material used as e.g. intelligent aircraft or intelligent thermal control management switch, comprises composite shape memory silicon dioxide gas gel base body, high elastic nano fiber gas gel reinforcing body and stimulus response driving doped body.

ZHANG H, ZHAO Y, LEI C, HUANG H, LI W, LIU Y, ZHANG W

Catalyst for producing pyromellitic dianhydride from durene comprises carrier and active component loaded on carrier, where active component contains vanadium oxide, optionally phosphorus compounds, cesium compounds, auxiliary agent, heat conducting material and titanium dioxide.

ZHANG Z, ZHANG D, SHI H, YUAN B, LIU Y, AN X

Nanomaterial used for selectively adsorbing lead ion, comprises nanoparticle core, polydopamine coating layer and phosphoramidate compound modified layer.

ZHENG C, YU H, ZHANG Y, PAN G, LIU Y, ZHAO M

Lead ion selective adsorption polyacrylonitrile ultrafiltration membrane useful in field of lead ion wastewater treatment, comprises support layer and polyacrylonitrile separation layer (including nanoparticles surface-modified by phosphoramidate compound).

YU H, ZHANG Y, PAN G, LIU Y, ZHAO M

Method for preparing pore-rich thin layer graphene, involves pre-treatment of oil raw material using catalytic oil slurry or residual oil through delayed coking treatment to obtain coking liquid product as pre-processing raw material oil.

ZHANG R, XU Q, BI Q, WANG X, LIU Y, WANG L, WU M, HE S, ZHAO Q, ZHANG H

Method for preparing graphene material by using catalytic oil slurry as raw material in cross field of petrochemical industry and carbon nano material science, involves mixing thermal polycondensation oil with extractant for extraction separation, where extractant in lower layer liquid is steamed.

YU Z, XU Q, BI Q, WANG X, LIU Y, ZHAO Q, WANG L, WU M, ZHANG H, HE S

Method for modifying bipolar plate surface of hydrogen production by water electrolysis in fuel cell, involves dispersing conductive material in solvent to obtain first solution, obtaining second solution by stirring, and obtaining final bipolar plate with modified coating.

PENG S, SHEN G, LIU Y, ZHANG H, WANG D, LIU G, SHAN D, WANG X

Underground graphene heat conduction temperature difference method flow meter for layered measurement, has graphene heating module fixed on heating bracket, and temperature sensors respectively installed on bracket, cabin and cable joint.

TIAN J, HE Q, LIU Y, NIE F, LI D, SHI Q, AN B, SUN J, WEI M, ZHANG X

System for performing temperature difference process underground flow measurement in oil-gas well, has graphene heating modules that are combined to form annular heating belt, which is fixed on outer wall of oil pipe, and temperature sensor measuring module provided with temperature sensor groups.

NIE F, HE Q, LIU Y, CHEN J, ZHANG G, LIU X, SHI Q, WANG X, AN B, ZHANG X