国家/地区 中国（10）
IPC部 B（10）
IPC大类 B22（10）
IPC小类 C21D（10）
IPC C22F001/08（5） B22F003/14（4） C22C009/00（4）
B22F009/04（3） C21D001/26（3） C21D009/52（3）
C22C001/05（3） B21C037/04（2） B22F003/10（2）
C21D006/00（2） C21D009/00（2） C22C001/02（2）
C22C001/10（2） D01F001/10（2） H01B001/04（2）
发明人 WANG Q（2）
公开年 2021（7） 2022（3）
申请年 2021（10）
专利权人

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

High strength conversion flange comprises steel material having carbon, silicon, manganese, chromium, nickel, molybdenum, gallalium, Rhenium, zirconium, lutetium, and strontium.

MENG K

Method for preparing graphene composite 18Ni-300 anti-friction metal material based on selective laser melting (SLM) technology, involves subjecting anti-friction metal material formed to aging treatment to obtain finished graphene composite anti-friction metal material.

WANG R, LIU W, ZHAO W, LU Y, WANG Q, OU B

Graphene bonded silver wire for packaging, comprises specified amount of graphene and silver.

PENG X, PENG S

Ultra-low chromium content copper tungsten-copper chromium integral electrical contact comprises copper tungsten arc resistant end and copper chromium conductive end.

LIU P, YANG R, ZHOU N, ZHAO J, KANG D, ZHOU X

Preparation of graphene copper wire includes ball milling graphene oxide powder and oxygen-free copper powder to obtain mixed powder, hot-press sintering mixed powder, mixing with oxygen-free copper powder to obtain graphene copper sintered body, annealing graphene copper wire and winding.

YANG Z

Preparation of copper based iron based composite electrical contact material includes preparing graphene fiber containing ferric oxide powder, modifying graphene fiber containing ferric oxide powder and pretreating base material.

ZHENG Y

Preparation of copper infiltrated wire involves mixing nickel, manganese, iron, zinc, and copper, adding mixture into vacuum melting furnace, molding alloy solution, forging and turning alloy ingots in electric furnace, hot rolling alloy bars into discs, drawing disc, and cutting alloy wire.

ZHOU B, TIAN D, GUO C, SUN J, WANG Q, LIU X, GOU S, LIU Q, LIANG X

Preparing pulse current assisted forming graphene-magnesium-based composite material involves using hot-press sintering to prepare graphene-magnesium-based composite material, forming, enhancing shaping performance and compacting structure.

YU Y, ZENG J

Preparation of graphene-aluminum composite material lead by mixing magnesium oxide and graphene, soaking, liquid nitrogen ball milling, vacuum drying, roasting, adding magnesium oxide and atomized aluminum, casting, stretching and annealing.

JIA T, HONG W, ZHOU R, XI X, YANG F, LI M