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. 25, 2023
Filed:
Aug. 08, 2019
Hindustan Petroleum Corporation Limited, Bangalore, IN;
Raghava Krishna Kanala, Bangalore, IN;
Naresh Kottari, Bangalore, IN;
Srinivasa Rao Ganagalla, Bangalore, IN;
Ramkumar Mangala, Bangalore, IN;
Ramachandrarao Bojja, Bangalore, IN;
Peddy Venkat Chalapathi Rao, Bangalore, IN;
Nettem Venkateswarlu Choudary, Bangalore, IN;
Gandham Sriganesh, Bangalore, IN;
Hindustan Petroleum Corporation Limited, Bangalore, IN;
Abstract
The present disclosure provides a bis-quaternary ammonium salt of Formula I wherein A is selected from O, NH, S, C(O), C(NH) or C(S); Rand Rare independently selected from Calkyl or H; Ris Calkyl, Caralkyl or Callyl; Xis selected from chloro, bromo, iodo, hydroxide, nitrate or sulphate; and n and m are independently 1 to 6. Furthermore, a corrosion inhibition formulation comprising said bis-quaternary ammonium salt is revealed. Also, convenient processes for the preparation of the salt of Formula I and the formulation are provided.