国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/324（2）
发明人 LI W（2）
公开年
申请年
专利权人

Preparing Chinese hemp straw biomass graphene-based sulfur-doped tin oxide composite gas-sensitive material comprises e.g. crushing hemp straw, carbonizing, mixing potassium hydroxide, activating, mixing sodium citrate, and vulcanizing.

KAN K, SHI K, LI W, WANG J, MA Y

Preparing activated carbon involves collecting fresh silkworm generated after feeding graphene to silkworm, drying and removing impurities, crushing dried silkworm in tubular furnace under protection of inert gas for heating precarbonizing.

WU M, CHEN Z, XU Z, CHEN C, FENG T, LI W, GUO H, SHAN S