国家/地区 中国（24）
IPC部 B（24）
IPC大类 B22（24）
IPC小类 B22F（24） C22C（23） H01B（12）
C23C（6） H01M（6） C01B（5）
C22F（4） B82Y（3） B21C（2）
C21D（2） C25D（2） H01H（2）
H01L（2）
IPC B22F009/04（24）
发明人 LI X（3） WANG X（3） ZHANG Y（3）
CHEN L（2） LI J（2） LI M（2）
LI Z（2） LIU J（2） LIU Y（2）
SHI Z（2） ZHOU S（2）
公开年 2022（11） 2021（5） 2017（2） 2020（2） 2023（2）
申请年 2021（9）  2022（8）  2017（2）  2020（2） 
专利权人

Preparation of cobalt-based composite material used in lithium battery negative electrode material, involves performing discharge plasma sintering treatment to cobalt antimonide and graphitized carbon powder, ball-milling, and depositing non-metal semiconductor material layer on obtained material.

XU Y, WANG X, LIU T

Preparing copper-graphene composite material involves utilizing mechanical alloying method to prepare copper and polymer powder to obtain copper-polymer powder, cold isostatic pressing copper polymer powder to get bar melting region to bar porous rod material.

LIANG J, ZHANG X, WANG D, LI X, ZHOU S, GUO G, BAO F

Corrosion-resistant conductive metal bipolar plate comprises a coating, deposited on surface of the metal substrate, where coating includes metal system and graphene composed of five metal elements, iron, cobolt, chromium, nickel and aluminum.

WEN L, ZHANG Y, LI J, WU H, FENG C, WANG H

Preparation of graphene guide bar used in squirrel-cage-type three-phase asynchronous motor, involves ball-milling graphene, high-purity aluminum and polydimethylsiloxane, pressing, vacuum-sintering, cooling, applying pressure to sintered sample through fixed punch to cause plastic deformation.

WEN C, LU S, ZHAO P, ZHENG G

Titanium carbide-yttrium oxide composite reinforced graphene-coated copper-based contact material comprises titanium carbide, yttrium oxide, tungsten, chromium, molybdenum, and graphene-coated copper.

LIU J, ZHANG Y, CHEN H, YU X, TAO Y, WANG J

Preparing anti-cracking composite magnetic material useful for electromagnetic shielding, comprises e.g. granulating alloy powder, mixed material and agglomerant, preparing by air-flow milling device, stamping, catalytically degreasing, high temperature sintering, heating and heat preserving.

MENG X

Preparation method of neodymium-iron-boron rare earth permanent magnetic material used in wind power generation, involves grinding mixture and solvent adding device, filtering and drying to obtain additive powder, uniformly mixing rare earth powders and additive powders to obtain rare earths powder.

YE Y, HUANG 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

Preparing metal-based composite material involves preparing graphene preparation solution, performing low-energy ball milling to oxidized graphene, cold pressing mixed powder into sheet blank, and annealing in reducing furnace in hydrogen atmosphere.

FENG Y, CHEN L, MA J

Elastic electric contact composite material, comprises stainless steel strips fixed on one or two sides of graphene reinforced copper strips.

LI M, SHI Z, ZHENG P