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. 16, 2026
Filed:
Mar. 25, 2024
Petróleo Brasileiro S.a.—petrobras, Rio de Janeiro, BR;
Universidade Federal DO Rio DE Janeiro—ufrj, Rio de Janeiro, BR;
Giuseppe Sampaio De Almeida Cardoso, Rio de Janeiro, BR;
Francisca Ferreira Do Rosario, Rio de Janeiro, BR;
Humberto Eustaquio Lopes, Rio de Janeiro, BR;
Alexandre Barbosa Melo De Carvalho, Rio de Janeiro, BR;
Felipe Batista Alvim, Rio de Janeiro, BR;
João Francisco Cajaiba Da Silva, Rio de Janeiro, BR;
Tiago Cavalcante Freitas, Rio de Janeiro, BR;
Petróleo Brasileiro S.A.—Petrobras, Rio de Janeiro, BR;
Universidade Federal do Rio de Janeiro—UFRJ, Rio de Janeiro, BR;
Abstract
The present invention proposes a combined treatment of scale removal and inhibition in reservoir rock (inhibition squeeze), by using inhibitors derived from organophosphonic acid, in acidic medium, aiming at minimizing the intervention time in well scale mitigation operations, in addition to reducing costs per treatment and the risks associated with the process.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile