国家/地区 中国（65） 世界知识产权组织（3） 澳大利亚（2） 美国（2）
IPC部 C（71） B（63） H（11）
G（3）
IPC大类 C22（71）
IPC小类 C22C（71） B22F（63） C01B（14）
C22F（9） C23C（8） H01B（8）
B33Y（4） B82Y（3） C21D（3）
B60M（2） C22B（2） C25D（2）
H01H（2）
IPC C22C001/05（71）
发明人 LI J（4） LIU W（4） WANG Y（4）
ZHANG C（4） ZHANG S（4） BAO R（3）
DONG L（3） LI X（3） LIU H（3）
MA Y（3） WANG H（3） WANG X（3）
YANG J（3） YI J（3） ZHANG Y（3）
公开年 2021（47） 2022（22） 2023（2）
申请年 2021（71）
专利权人 HARBIN INST .（3） UNIV GUIZHOU（3） UNIV KUNMING.（3） AVIC MFG TEC.（2）
BEIJING INST.（2） HUNAN ZHONGX.（2） SHENZHEN INS.（2） UNIV NANJING.（2）
UNIV NORTHEA.（2） UNIV SHANGHA.（2） ZHEJIANG CHI.（2）

Preparing titanium-graphene composite material involves mixing graphene, titanium metal powder and agglomerant and vacuum high-speed ball milling to form precursor, molding precursor under certain pressure, and vacuum degreasing precursor.

WEI S, PEI X, JIA D, LIU H, WANG Q

Preparing copper rare earth graphene electrical contact material comprises e.g. mixing copper rare earth alloy powder and silicon powder to obtain mixed powder, carrying out chemical vapor deposition, separating silicon powder in mixed powder, sintering, extruding and drawing preform.

CAO H, MA Y

In-situ interface modification method of graphene copper-based composite material involves adding copper powder after annealing and reduction into mixed solution of carbon source and copper salt in oil bath heating environment, and coating carbon source with copper ion powder.

ZHANG D, LI Z, PENG Y, DONG Z, XIONG D

Preparing metal-based graphene composite material, comprises mixing graphene slurry and metal powder to form mixed slurry, and forming mixed slurry into metal-based graphene composite material by chemical vapor deposition in oxygen-free environment.

QIAN T, CAO H, SHEN H, LV X, MA Y

Preparation of graphene-reinforced aluminum alloy-based composite material, involves carrying out surface nitrogen-adding treatment of graphene-aluminum alloy composite powder, forming composite powder, sintering and hot-extruding.

WEI W, ZHENG Q

Method for producing an extra-fine grain alloy has cutting tool for processing hard-to-process alloys and steels.

RYABTSEV A D, YAVTUSHENKO P M, ANIKIN V N, ANIKIN G V, EREMIN S A, ABRAMOV A V

Preparing rare earth-doped graphene-aluminum-based composite material involves mixing rare earth metal oxide, ammonia carboxy complexing agent and water, carrying out complexation reaction, mixing with graphene solution, granulating, mixing rare earth-doped graphene with aluminum matrix, and molding.

REN F, LIU J, WANG Y

Surface-plated nickel-phosphorus-graphene reinforced titanium-based composite material for use in aerospace vehicle comprises graphene surface nickel phosphorus layer in composite material, and surface plating nickel phosphorus graphene dispersion.

YU K, CHANG H, SUN Z, SUN M, GUO Y

Preparation of rare earth modified graphene copper based composite material used for contact line for high speed rail, involves ball milling graphite, organic amine and alcohol substance, centrifuging and separating product, and dissolving copper salt in alcohol substance.

WANG X, HUANG W, XUE D, WONG W

Preparation of nano-reduction oxidation graphene conductive silver paste used in photovoltaic cell, involves reducing preparation oxidizing graphene silver powder, and adding organic carrier, micro silver powder and graphene oxide silver powder.

GONG J, YAN F, LIU S, YANG J