The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 16, 2025
Filed:
Jun. 17, 2024
Applicant:
Yantai Jereh Petroleum Equipment & Technologies Co., Ltd., Shandong, CN;
Inventors:
Kaishen Liu, Yantai, CN;
Xiance Li, Yantai, CN;
Shuzhen Cui, Yantai, CN;
Zhuqing Mao, Yantai, CN;
Weiwei Liu, Yantai, CN;
Liang Li, Yantai, CN;
Pengyuan Zhang, Yantai, CN;
Dawei Zhao, Yantai, CN;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/267 (2006.01);
U.S. Cl.
CPC ...
E21B 43/267 (2013.01);
Abstract
A control system includes: a fracturing control device configured to acquire a target fracturing pressure of a fracturing unit, perform loop control on the fracturing unit by taking the target fracturing pressure as a control target, and set a target sand blending pressure for the sand blending unit; a sand blending control device configured to perform loop control on the sand blending unit by taking the target sand blending pressure as a control target.