国家/地区
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/184（2） C10B053/02（2） C10G001/00（2）
发明人
公开年 2021（3）
申请年 2021（3）
专利权人

Producing graphene or carbon fiber involves extracting coal sample from location, performing spectral analysis on coal sample to detect hydrogen to carbon ratio of coal sample, concentration of contaminant in coal sample.

TARGETT M, LINDEMANN G W, ATKINS C A

Preparing liquid oil and silicon carbide by microwave-assisted depolymerization of rice husk involves pulverizing the rice husk, mixing the pulverized rice husk and the microwave absorbent uniformly, and passing the ball milling.

WANG W, MA Z, XUE B, LI J, YOU X

Preparation of naturally doped silicon, magnesium and calcium graphene nanosheets from paper waste, by soaking shredded flakes of waste paper into distilled water, rinsing gently obtained dense slurry, and performing slow pyrolysis.

PANDEY S, KARAKOTI M, DHALI S, TEWARI C, SAHOO N G