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:
May. 10, 2022
Filed:
Aug. 13, 2021
Vertechs Petroleum Technology Innovation & Equipment Manufacturing Co., Ltd, Chengdu, CN;
Wei Zheng, Chengdu, CN;
Qijun Zeng, Chengdu, CN;
Abstract
A spiral deployed isolation tool includes a central pipe having an outer surface in a conical shape and an axial through hole, and an anchoring sealing structure. The anchoring sealing structure is matched and sleeved on the outer surface of the central pipe. The anchoring sealing structure has a first sealing section and an anchoring section. The first sealing section is located at a larger end of the central pipe. The anchoring section includes a plurality of slips, the first sealing section includes a plurality of first spiral sealing rings. The plurality of slipscorrespond to the plurality of first spiral sealing rings one by one to respectively form an integral structure. The plurality of slips are uniformly expanded in a radial direction, thereby achieving uniform circumferential distribution of slips, so that the slips are evenly anchored on an inner wall of the whole wellbore.