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. 31, 2019
Filed:
Feb. 19, 2016
China Petroleum & Chemical Corporation, Beijing, CN;
Sinopec Tech Houston, Llc., Houston, TX (US);
Drilling Technology Research Institute of Shengli Petroleum Engineering Corporation Limited, Sinopec, Dongying, Shandong, CN;
Jinzhou Yang, Shandong, CN;
Sheng Zhan, Houston, TX (US);
Laiju Han, Shandong, CN;
Jinhai Zhao, Houston, TX (US);
Hongbing Xiao, Shandong, CN;
Weiping Xu, Houston, TX (US);
Zhen Yang, Shandong, CN;
Herong Zheng, Houston, TX (US);
CHINA PETROLEUM & CHEMICAL CORPORATION, Beijing, CN;
Abstract
This disclosure provides a downhole drilling system, which comprises a downhole motor, a universal-joint assembly comprising an upper universal joint and a lower universal and a connecting rod connecting the upper universal joint and the lower universal joint, and a measurement sub. The measurement sub is disposed about the connecting rod and the connecting rod extends through the measurement sub in a longitudinal direction thereof.