国家/地区 欧洲专利局（EPO）（4）
IPC部 A（4）
IPC大类 A61（4）
IPC小类 C01B（4） B01J（3） A61Q（2）
H01M（2）
IPC C01B032/23（4）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

Method for producing multi-layered functionalized graphene oxide paper, involves drying aqueous suspension, annealing multi-layered graphene oxide material prior to surface grating to provide multi-layered reduced graphene oxide material.

AWAJA F, SPERANZA G, AWAZA F

Producing graphene doped with nitrogen and sulfur atoms (N,S- DDG) used for doping graphene oxide with nitrogen and sulfur, involves providing microorganisms of halobacteria class which are strictly anaerobic and sulfite-reducing.

IAKIMOV V

Removing urea from biological fluids, comprises e.g. contacting fluid comprising urea with mass of graphene-based material particles, and sorbing portion of urea into or onto graphene-based material particles.

NATAN M J, KYRLIDIS A

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S