国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01D（4）
IPC C01G045/02（4）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Utilizing waste sulfuric acid and washing waste water in preparation process of graphene oxide, involves conveying filtered waste sulfuric acid into reactor, stirring, conveying barium carbonate slurry, reacting, aging, filtering, adjusting pH, adding potassium permanganate, stirring and filtering.

GONG W, CAO A, LIU T, SONG X, HOU S, WANG W

Preparation of lithium ion sieve and oxidized graphene for lithium ion battery, involves soaking lithium salt in aqueous solution of sulfuric acid, and leaching graphite powder and insoluble substance in leaching solution.

NIU Q, HAN L, ZHANG J, LIU B, LI J, FAN T, GE M, YUAN Y

Microgranulation of aggregating precursor particles used as graphite particulate, involves preparing mixture comprising amounts of precursor particles and templating media, and subjecting mixture to high shear and high pressure application.

OBROVAC M, ZHENG L, GARAYT M, MARK O P, UP T, MATTHEW G

Treating waste water in graphene production process involves oxidizing graphite, purifying graphite, concentrating graphite, separating solid-liquid and performing multi-effect evaporation to obtain final product.

BAO N, LI C, JIANG F, SHEN L, SHI Y