国家/地区 中国（4）
IPC部 C（4） H（2）
IPC大类 C22（4）
IPC小类 C01B（2） C21D（2） C22C（2）
C22F（2） H01H（2）
IPC C01B032/198（2） C21D007/06（2） C22C001/05（2）
C22C009/00（2） C22F001/00（2） H01H001/025（2）
发明人 ZHANG P（4）
公开年 2021（4）
申请年 2020（4） 
专利权人 AECC COMML A.（2） UNIV EAST CH.（2） UNIV HENAN S.（2）

Composite strengthening method for improving fatigue life of hole-containing structure, involves adopting jet strengthening technique to strengthen surface of hole, where hole is extruded and reinforced by extruding process.

ZHANG P, ZHANG X, GONG C, TU S, ZHANG C, LIU Y, LIU S

Jet strengthening device comprises nozzle provided with hollow cavity and connected with mixing chamber, control device to control operation of first stirrer, second stirrer and lifting platform and nozzle connected with mixing chamber.

ZHANG X, ZHANG P, ZHANG C, TU S, ZENG F, GONG C, LIU Y, WANG Y

Multi-order load-type graphene oxide hybrid copper-chromium electrical contact material comprises graphene oxide, nano-cerium dioxide particles loaded with chromium on surface of graphene oxide, and copper and impurities.

ZHANG Y, ZHOU M, AN J, LI L, TIAN B, SONG K, WAN X, WANG Z, JIA Y, LI X, LIU Y, FU M, ZHANG X, WANG B, GENG Y, BAN Y, ZHANG P, LIANG S

Preparing nano-graphene oxide in-situ strengthened copper-chromium electrical contact material comprises e.g. preparing graphene oxide nanosheets using graphite powder, adding sulfuric acid, sodium nitrate and graphite into flask.

ZHANG Y, ZHOU M, AN J, LI L, TIAN B, SONG K, WAN X, WANG Z, JIA Y, LI X, LIU Y, FU M, ZHANG X, WANG B, GENG Y, BAN Y, ZHANG P, LIANG S