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:
Jan. 10, 2017
Filed:
Mar. 16, 2012
Applicants:
Zhichuan Guan, Qingdao, CN;
Yongwang Liu, Qingdao, CN;
Wenzhong Wei, Qingdao, CN;
Ben Guan, Qingdao, CN;
Yucai Shi, Qingdao, CN;
Hongning Zhang, Qingdao, CN;
Inventors:
Zhichuan Guan, Qingdao, CN;
Yongwang Liu, Qingdao, CN;
Wenzhong Wei, Qingdao, CN;
Ben Guan, Qingdao, CN;
Yucai Shi, Qingdao, CN;
Hongning Zhang, Qingdao, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/18 (2006.01); E21B 17/04 (2006.01); E21B 21/06 (2006.01); E21B 10/18 (2006.01);
U.S. Cl.
CPC ...
E21B 7/18 (2013.01); E21B 10/18 (2013.01); E21B 17/04 (2013.01); E21B 21/06 (2013.01);
Abstract
A system for improving a drilling speed by using drill string vibration comprises a downhole drill string vibration-reduction and supercharging device, and an ultra-high pressure bit device used for a downhole supercharger. Also disclosed is a method for improving a drilling speed by using drill string vibration. Related embodiments are also disclosed.