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:
Apr. 21, 2025
Filed:
Sep. 26, 2023
Eni S.p.a., Rome, IT;
Davide Moscatelli, Arese, IT;
Lucilla Del Gaudio, San Donato Milanese, IT;
Paola Albonico, San Donato Milanese, IT;
Alessandra Belloni, San Donato Milanese, IT;
Alberto Cesana, Verano Brianza, IT;
ENI S.P.A., Rome, IT;
Abstract
A treatment fluid may be suitable for a hydrocarbon fluid extraction well. Such a treatment fluid may include a water-in-oil emulsion. The water-in-oil emulsion may include: an oily continuous phase; and an aqueous discontinuous phase comprising water and a plurality of particles comprising a hydrogel comprising a cationic polymer. The cationic polymer may include, in polymerized form, a monomer with one or more cationic groups. The cationic group may be a —N—RRRgroup, wherein R, R, and R, are independently H or a Cto Calkyl group.