Patent Assignment
Reel/Frame 048475/0367
Assignment of Assignor's Interest
Recorded: 2019-02-28
Pages: 5
Assignors
BAI, YANG
Executed: 2019-02-28
LUO, PINGYA
Executed: 2019-02-28
SUN, JINSHENG
Executed: 2019-02-28
JIANG, GUANCHENG
Executed: 2019-02-28
DENG, JIADING
Executed: 2019-02-28
CHENG, YAN
Executed: 2019-02-28
LI, GUOJUN
Executed: 2019-02-28
Assignee
SOUTHWEST PETROLEUM UNIVERSITY
8 XINDU AVENUE, XINDU DISTRICT, CHENGDU CITY, SICHUAN PROVINCE, 610500, CHINA
Covered Property
(1)
Micro-Nano Composite Plugging Agent for Drilling Fluid and Preparation Method Thereof, and Drilling Fluid and Use Thereof
Patent:
10,336,932 →
Application:
16/288,721 →