国家/地区 中国(633)
IPC部 B(633)
IPC大类 B01(633) C02(297) C01(164)
C07(106) C08(47) C09(42)
B82(25) C10(21) C25(18)
H01(17) G01(13) A61(12)
C04(8) C12(7) C22(7)
IPC小类 B01J(633)
IPC B01J020/30(157) C02F001/28(130) C02F001/30(107)
B01J020/28(96) C02F101/30(94) C02F101/38(89)
B01J027/24(87) B01J020/20(78) C02F101/34(68)
B01J021/18(66) B01J035/10(63) B01J013/00(56)
C02F101/20(55) B01J020/26(52) C02F001/72(49)
发明人 LI Y(36) WANG Y(36) WANG J(35)
LIU Y(33) ZHANG Y(31) WANG X(27)
ZHANG J(27) LI S(26) LIU X(24)
LI Z(23) WANG H(23) ZHANG X(23)
LI J(21) LIU J(21) ZHANG L(20)
公开年 2021(427) 2022(172) 2023(34)
申请年 2021(633)
专利权人 CHINA PETROL.(22) UNIV CHANGZH.(10) UNIV SHAANXI.(10) CAS DALIAN C.(8)
INST METAL R.(8) UNIV NANJING.(8) UNIV SOUTH C.(8) LANZHOU CHEM.(7)
RES INST PET.(7) CHINA PETROL.(6) HARBIN INST .(6) UNIV EAST CH.(6)
UNIV JIANGSU(6) UNIV ZHEJIAN.(6) UNIV ZHEJIAN.(6) UNIV CHINA S.(5)
UNIV HEBEI T.(5) UNIV NANKAI(5) UNIV QINGDAO.(5) UNIV SICHUAN(5)