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:
Jun. 23, 2026
Filed:
Nov. 11, 2024
Weatherford Technology Holdings, Llc., Houston, TX (US);
Marieliz García López De Victoria, Sugar Land, TX (US);
Francisco E. Fragachan, Katy, TX (US);
Edgar Darío Amaya Mantilla, Villahermosa Tabasco, MX;
Weatherford Technology Holdings, LLC., Houston, TX (US);
Abstract
Methods for wellbore cleanout operations may comprise introducing a wellbore cleanout fluid through one or more conduits into a wellbore, the cleanout fluid comprising an aqueous base fluid, an absorbent polymer, and a lubricant; wherein the lubricant comprises a colloidal dispersion fluid and nanoparticles, the nanoparticles have a particle size distribution characterized by a D50 value of about 1 nm to about 120 nm and are present in an amount of about 0.1 wt % to about 10 wt %, based on the weight of the lubricant.