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:
Nov. 11, 2025
Filed:
Feb. 06, 2024
Halliburton Energy Services, Inc., Houston, TX (US);
Mohamed Mohsen Mohamed Raffy, Singapore, SG;
Agasthya Raghavan, Aberdeen, GB;
Andrew James Kelbie, Carrollton, TX (US);
Michael Linley Fripp, Singapore, SG;
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
Provided is a subsurface safety valve. The subsurface safety valve, in one aspect, includes a tubular housing having a longitudinal opening, and one or more openings extending into the tubular housing. The subsurface safety valve, in one aspect, further includes a longitudinal valve positioned within the longitudinal opening. In accordance with one aspect, the longitudinal valve includes a first piston having a first piston surface area (SA) and a second piston having a second piston surface area (SA), the first piston surface area (SA) and the second piston surface area (SA) being substantially identical, as well as a fluid flow path extending within and along the longitudinal valve, the fluid flow path entering the longitudinal valve between a first longitudinal valve end and the first piston and exiting the longitudinal valve between a second longitudinal valve end and the second piston.