Patent Assignment
Reel/Frame 061294/0318
Assignment of Assignor's Interest
Recorded: 2022-10-03
Pages: 5
Assignees
CHINA NATIONAL PETROLEUM CORPORATION
9 DONGZHIMEN NORTH STREET, DONGCHENG DISTRICT, BEIJING, 100007, CHINA
BGP INC.,CHINA NATIONAL PETROLEUM CORPORATION
NO.189 FANYANG WEST ROAD, ZHUOZHOU, HEBEI, 072751, CHINA
Covered Property
(1)
Method and Apparatus for Removing Tube Wave Interference from Optical Fiber Acoustic Wave Sensing Seismic Data