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:
May. 20, 2025
Filed:
Oct. 28, 2022
Applicant:
Lamberti Spa, Albizzate, IT;
Inventors:
Alberto Zeffiro, Sugar Land, TX (US);
Andrea Balestrini, Sugar Land, TX (US);
Sama Nazar Makiah, Richmond, TX (US);
Assignee:
LAMBERTI SPA, Albizzate, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/035 (2006.01);
U.S. Cl.
CPC ...
C09K 8/035 (2013.01);
Abstract
Solvent-based suspensions of asphaltite comprising a carrier fluid, an asphaltite powder and a suspending agent, wherein said suspending agent is a copolymer of a monoethylenically unsaturated monomer containing a carboxylic group and of a C-C(meth)acrylic acid alkyl ester; subterranean treatment fluid containing the solvent-based suspensions of asphaltite and method for treating a subterranean formation by use of the subterranean treatment fluid.