Patent Assignment
Reel/Frame 047437/0271
Assignment of Assignor's Interest
Recorded: 2018-11-07
Pages: 3
Assignor
YANG, YUNLAI
Executed: 2018-11-06
Assignee
SAUDI ARABIAN OIL COMPANY
1 EASTERN AVENUE, DHAHRAN, 31311, SAUDI ARABIA
Covered Property
(1)
Apparatus and Methods of Evaluating Rock Properties While Drilling Using Acoustic Sensors Installed in the Drilling Fluid Circulation System of a Drilling Rig