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:
Jul. 01, 2025
Filed:
May. 01, 2024
Citadel Casing Solutions, Llc, Houston, TX (US);
Henry E. Rogers, Owasso, OK (US);
Julio Alberto Cornejo, Sugar Land, TX (US);
Abstract
A cementing tool for use in well drilling operations includes a body forming an inner bore, the body having circulation ports allowing flow from the inner bore to an exterior of the body; an opening sleeve mounted within the body to release from a first opening sleeve position to open the circulation ports when in a second position; an opening seat attached to the opening sleeve; an opening seat collet retainer engaged with the opening seat; a closing sleeve mounted within the body above the opening sleeve and to release from a first closing sleeve position to close the circulation ports; a closing seat attached to the closing sleeve; the closing seat is to apply pressure to the opening seat collet retainer; and the opening seat collet retainer is to release from the opening seat once a predetermined amount of pressure is applied from the closing seat.