国家/地区 中国（6） 欧洲专利局（EPO）（2） 印度（2） 日本（2） 韩国（2） 美国（2） 世界知识产权组织（2）
IPC部 B（6）
IPC大类 B01（6）
IPC小类 C01B（6）
IPC C01B032/192（6）
发明人
公开年 2021（4）
申请年 2020（6）
专利权人

Preparing graphene pyrrole aerogel used in seawater desalination, involves preparing graphene oxide, adding reducing agent in graphene oxide dispersion liquid, stirring solution, placing in oven, and obtaining reduced graphene oxide hydrogel by hydrothermal reaction.

XU F, CAO Y

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Preparing selective catalytic reduction denitration catalyst comprises e.g. dissolving neutralized slag by rare earth oxalic acid wastewater by sulfuric acid, depositing, converting, and adding concentrated sulfuric acid.

TONG Z, WANG F, ZHAO Z, WANG W, WANG Y, WANG S

Fast precipitating device useful for processing graphene, comprises an outer barrel, where the inner part of the outer barrel is rotatably inserted with an inner barrel, and the bottom of the outer barrel is fixedly connected with a motor.

JI H

Making graphene oxide from kish graphite comprises e.g. provision of kish graphite, pre-treating kish graphite, intercalation graphite with persulfate salt and acid, expansion of intercalated graphite and oxidatizing expanded kish graphite.

VU T T, SUAREZ SANCHEZ R, SUAREZ S R, VU T, SANCHEZ R S

Preparation of porous graphene film for e.g. microfluidic chip, involves performing micro-stereolithography process on graphene composite to form three-dimensional structure, sintering and performing silver paste conductive treatment.

WANG N, LI S, LI N, QIU M, XIANG Z