国家/地区 中国(388)
IPC部 C(388)
IPC大类 C02(388)
IPC小类 C02F(388) B01J(243) B01D(54)
C01B(19) B82Y(8) A01N(6)
A01P(6) C08J(5) C08F(4)
C04B(3) C08K(3) C08L(3)
C25B(3) C25D(3) H01G(3)
IPC C02F001/28(144) B01J020/30(121) C02F001/30(99)
C02F101/30(80) B01J020/28(75) C02F101/20(69)
B01J020/20(65) C02F101/38(47) C02F101/34(44)
C02F001/72(43) C02F001/44(41) B01D067/00(31)
B01J020/26(30) B01J020/24(27) B01J021/18(25)
发明人 ZHANG Y(22) LIU Y(21) WANG X(21)
WANG Y(18) ZHAO Y(16) HU X(15)
WANG J(14) WANG H(13) LI C(12)
LIU S(12) WANG L(12) ZHANG J(12)
LI Z(11) DONG S(10) ZHANG X(10)
公开年 2017(388)
申请年 2017(226)  2016(148)  2015(14) 
专利权人 UNIV HENAN N.(12) UNIV JIANGSU(11) UNIV HUNAN(9) UNIV NORTH C.(7)
UNIV SOUTH C.(7) UNIV SUZHOU .(7) HEFEI LONGJI.(5) UNIV CHANGZH.(5)
UNIV DONGHUA(5) HARBIN INST .(4) RES CENT ECO.(4) UNIV CHENGDU.(4)
UNIV HOHAI(4) UNIV SHAANXI.(4) UNIV ZHEJIAN.(4) BEIJING INST.(3)
HUNAN JINYU .(3) NEW MATERIAL.(3) QINGDAO HANX.(3) SHENGLI OILF.(3)