国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7） C10（7）
IPC小类 C10L（7） B01D（6） B01J（2）
IPC C10L003/10（7）
发明人
公开年 2017（2） 2023（2）
申请年 2017（2）  2022（2） 
专利权人

Preparing a graphene-ionic liquid composite sulfur adsorbent useful in methane desulfurization, comprises e.g. adding cationic salt and bromoalkane and reacting, performing suction filtration and washing to obtain cationic bromide and ultrasonic dispersing of graphene oxide in acetone solvent.

JI K, XUN Q, LIU X, WEI Z, ZHU T, WANG K, ZHANG W, XU F, HOU Q

Preparing graphene-assisted metal organic framework membrane material useful for extracting helium from natural gas, comprises e.g. reacting modified graphene substrate using zinc nitrate aqueous solution, 2-methylimidazole aqueous solution and benzodimethylimidazole aqueous solution.

DING B

Composite membrane used for separating gas from gas mixture, comprises selective layer comprising polymeric matrix comprising amine polymer, graphene oxide nanofiller, and mobile carrier chosen from ionic liquid and amino acid salt, coated on support.

DENG L, JANAKIRAM S, ANSALONI L, DENG Y L, ANSARONI L

Continuous-type oil-water separator for natural gas development, has lower shell fixedly provided with upper shell by bolt, where upper shell and lower shell are sealed by O-shaped ring, and graphene plate arranged in floating part.

SHI L

Removing carbon dioxide from biohydrogen alkane gas involves stirring trihexyl(tetradecyl)phosphonium trizolate and anhydrous ethanol, adding graphene and heating, introducing biohydrogen alkane gas into fixed-bed reactor and heating.

CHENG J, CEN K, ZHU J, LIU J, ZHANG Y, WANG Z, ZHOU Z, YANG W, HE Y

Preparing fixed carrier film with inorganic sheet screening channel comprises e.g. taking polyvinylamine, graphene oxide, ethylenediamine, zinc nitrate hexahydrate, synthesizing and coating on microporous membrane surface.

WANG Y, ZHANG X, LIU C, WANG Q, ZHANG T, HOU M

Graphene filtering device for compressed natural gas comprises sealed cylinder body, gas inlet pipe, gas outlet pipe, and filter core.

ZHU S, ZHU W