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Patent Assignment Abstract of Title

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Total Assignments: 1

Patent #:	NONE	Issue Dt:		Application #:	18315088	Filing Dt:	05/10/2023
Publication #:	20230278927	Pub Dt:	09/07/2023
Inventors:	Hua Zhang, Jianzhou Jin, Yongjin Yu, Congfeng Qu, Fengzhong Qi, Ming Xu, Shuoqiong Liu et al
Title:	HIGH-STRENGTH PORTLAND CEMENT SLURRY FOR ULTRA-HIGH TEMPERATURE CEMENTING, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

Assignment: 1

Reel/Frame:

Recorded: 05/10/2023

Pages: 7

Conveyance:

ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

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ZHOU, CHONGFENG

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ZHANG, XIAOBING

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Assignees:

CHINA NATIONAL PETROLEUM CORPORATION

9 DONGZHIMEN NORTH STREET, DONGCHENG DISTRICT

BEIJING, CHINA 100007

CNPC ENGINEERING TECHNOLOGY R&D COMPANY LIMITED

NO.1 BUILDING,NO.5 COURTYARD, HUANGHE STREET

CHANGPING DISTRICT

BEIJING, CHINA 102206

Correspondent:

MICHAEL BEST & FRIEDRICH LLP

790 N. WATER STREET, STE. 2500

MILWAUKEE, WI 53202

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