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. 04, 2025
Filed:
Mar. 17, 2023
Applicant:
Arkema France, Colombes, FR;
Inventors:
Gilles Barreto, Messimy, FR;
Henry Delroisse, Lyons, FR;
Assignee:
Arkema France, Puteaux, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/52 (2006.01); C09K 8/035 (2006.01);
U.S. Cl.
CPC ...
C09K 8/52 (2013.01); C09K 8/035 (2013.01); C09K 2208/22 (2013.01);
Abstract
Described is a composition comprising: at least one copolymer of which at least one of the repeating units comprises at least one amide function; and at least one polyether having a molecular weight (Mw) greater than 60 g·mol, and the use of the composition for delaying or preventing the formation or agglomeration of gas hydrates, in particular in a method for extracting oil and/or gas and/or condensates.