国家/地区 中国（2） 美国（2）
IPC部 C（4）
IPC大类 C01（4） G01（2）
IPC小类 C01B（4）
IPC C01B003/02（4）
发明人
公开年 2021（3）
申请年 2020（4）
专利权人

Gas concentration detector has heat insulation layer, display screen, indicator light, control switch board, heat dissipation port, gas concentration sensor, buckle, support shell, protective shell, heater, motor, reaction box, and valve.

YAN L, LI K, CAI W

Producing reduced graphene oxide from coal by thermally processing coal, oxidizing thermally processed coal to form coal oxide, and forming reduced graphene oxide comprising impurity atoms from coal oxide.

ATKINS C A, LINDEMANN G W, TARGETT M

Preparing cadmium(II) sulfide/cerium(IV) oxide/bismuth molybdenum oxide/graphene oxide composite material comprises e.g. preparing bismuth molybdenum oxide/ graphene oxide composite material.

CHEN Q

Graphene powder used in electrode for making fuel comprises graphene nanoflakes comprising metallic particles e.g. copper, copper sulfide, tin, tin oxide, iridium dihydride, iron carbonyl, bismuth and iron complex, deposited on it.

LEGRAND U, BOUDREAULT R