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. 30, 2024
Filed:
Nov. 01, 2021
Halliburton Energy Services, Inc., Houston, TX (US);
Ishwar Patil, Houston, TX (US);
Priyanshkumar Desai, Houston, TX (US);
Lonnie Carl Helms, Houston, TX (US);
Frank Vinicia Acosta Villarreal, Houston, TX (US);
Handoko Tirto Santoso, Houston, TX (US);
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
A stage cementing tool for use in a wellbore comprises a mandrel having a plurality of circumferentially spaced first longitudinal slots and a plurality of circumferentially spaced second longitudinal slots. An opening sleeve is disposed in the mandrel in a first position and movable relative thereto. A setting sleeve disposed about the mandrel is connected to the opening sleeve and movable therewith. A drive sleeve disposed in the mandrel above the opening sleeve is connected to and movable with a closing sleeve disposed about the mandrel.