国家/地区 中国（6）
IPC部 C（6）
IPC大类 C22（6） C23（3） B22（2）
H01（2）
IPC小类 C22C（6）
IPC C22C047/08（3） C22C049/14（3） C22C001/05（2）
C22C001/10（2） C22C032/00（2） C22C049/04（2）
C22C101/10（2）
发明人
公开年 2023（6）
申请年 2021（6）
专利权人 PETROCHINA C.（2）

Metal-carbon composite material for negative electrode of electrochemical device e.g. lithium battery, comprises metal phase and carbon material dispersed in metal phase.

CHEN L, SHEN Y, HU C

Magnesium-based composite material useful in structural member of shell of electronic device, comprises magnesium alloy matrix and reinforcing body, where magnesium alloy matrix including e.g. zinc, calcium, aluminum, zirconium, cerium, lanthanum, yttrium, neodymium, silicon, manganese, and tin.

GU L, YING T, HUANG L, ZENG X, WANG R

Plating film on surface of plastic work piece comprises etching plastic product, placing plastic work piece with rough surface in vacuum coating machine, using metal alloy, and coating varnish film layer on plastic work piece with surface deposited with metal film layer.

ZHI X

Soluble aluminum alloy useful for underground restrictor component, comprises gallium, tin, lead, copper, titanium, yttrium, silicon, nickel, tungsten carbide, fiber-shaped graphene, plated lanthanum oxide-copper modified basalt fiber, and aluminum.

ZHAO B, SONG H, ZHAO Z, WEI Y, BAI X, LIU S, XIAO S, YANG X, XIE Y, WANG X

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