国家/地区 |
中国(14)![]() |
IPC部 |
C(14)![]() |
IPC大类 | C08(14) C09(14) |
IPC小类 |
C08L(14)![]() |
IPC |
C09K005/14(14)![]() |
发明人 |
SONG N(14)![]() |
公开年 | 2017(5) 2020(4) 2021(3) |
申请年 | 2017(4) 2019(4) 2016(2) |
专利权人 | UNIV SHANGHA.(14) PETROCHINA C.(3) |
SONG N, CAO D, DING P, SHI L
SONG N, PAN H, DING P, SHI L
SONG N, CAO D, DING P, SHI L
DING P, CUI S, SONG N, SHI L
DING P, XU T, SONG N, SHI L
DING P, XU T, SONG N, SHI L
SONG N, SHI L, DING P, HOU X, PAN H
DING P, CHEN L, SONG N, SHI L