国家/地区 中国（61） 美国（3） 日本（2） 韩国（2）
IPC部 B（63）
IPC大类 B22（63）
IPC小类 B22F（63） C22C（63） C01B（12）
C22F（8） B22D（4） C23C（4）
H01B（4） B21B（2） C25C（2）
IPC B22F003/02（63）
发明人 LIU H（5） WANG Z（5） ZHANG Y（5）
LIU J（4） WANG Y（4） ZHANG Q（4）
CHEN Z（3） GUO Z（3） LI H（3）
LI Y（3） YAN Y（3） YANG W（3）
ZHANG D（3） ZHAO X（3） ZHU X（3）
公开年 2022（18） 2021（14） 2023（9） 2020（8） 2018（5） 2016（4） 2019（3） 2017（2）
申请年 2022（19）  2021（16）  2020（9）  2019（7）  2016（5）  2018（5） 
专利权人 HARBIN INST .（2） UNIV CENT SO.（2） UNIV NORTH C.（2） UNIV XIAN TE.（2）

Preparation of micro-slider component by powder metallurgy method, involves mixing iron powder and powders of other alloying and non-alloying elements, mixing obtained mixed powder with porous modified material to obtain pressed film powder, adding to mold, pressing and sintering.

LI W

Preparing in-situ self-generating germanium tungsten carbide synergistic reinforced tungsten copper composite material, involves mixing copper powder, micro-activating element and alcohol, pressing, calcining porous tungsten skeleton and performing infiltration sintering porous tungsten skeleton.

LIANG S, XIAO P, ZOU J, YANG B, DENG N, CHEN Z, YANG J, ZHANG Q

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

Iron-based powder metallurgy material used in various industrial manufacturing fields, comprises iron powder, modified composite powder, nano graphene, cobalt powder, molybdenum powder, and zinc stearate, where modified composite powder is prepared by modifying iron powder with copper.

ZHENG J, LIANG X, LIANG H, WANG P

Preparing graphene-enhanced and toughened titanium-based cermet used e.g. for mine involves pouring spare raw material powder and graphene solvent into ball mill, ball milling, spray drying, pressing spray powder, removing forming agent and sintering compact in vacuum/atmosphere integrated furnace.

YU L, YU Z, ZHOU W, YAN Y

Graphene of high speed train braking sheet material comprises matrix component, matrix reinforcing component, friction component, and lubricating component, and matrix reinforcement is composed of graphene oxide and iron powder.

LIU B, ZHANG D, LIU Z

Material alloy cutter comprises base material layer and carburized layer, where carburized layer is arranged on surface of base material layer, and titanium-aluminum-silicon-nitrogen composite coating of graphene doping is deposited outside carburized layer.

ZHU X, YANG Z, YANG Y, LIU H, LING X

Method for forging high performance aluminum alloy e.g. mechanical strength, involves fixing furnace body and argon storage shell, and providing driving mechanism in transmission connection with upper sealing component and rotary placing mechanism from bottom to top.

YAN Y, SHI Q, HUANG H

Method for preparing polycrystalline diamond composite sheet, involves hard substrate raw material into graphite mold for manual pressing, and pouring working layer raw material in discharge plasma sintering cavity.

GUAN C, ZHAO X, WANG S, LU X, CHEN Q, WANG H, ZHENG H, LI H, ZHAO Z

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