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:
Dec. 14, 2021
Filed:
Dec. 17, 2019
Jian Zou, Sugar Land, TX (US);
David J. Jurek, Katy, TX (US);
Brandon M. Vittur, Sugar Land, TX (US);
Anthony D. Bravo, Bixby, OK (US);
Jian Zou, Sugar Land, TX (US);
David J. Jurek, Katy, TX (US);
Brandon M. Vittur, Sugar Land, TX (US);
Anthony D. Bravo, Bixby, OK (US);
BAKER HUGHES OILFIELD OPERATIONS LLC, Houston, TX (US);
Abstract
A drag reducing agent has a core comprising a polyolefin; and a temporary container encapsulating the core. The temporary container contains a container material, which includes an ethylene vinyl acetate copolymer, an ethylene vinyl alcohol copolymer, a polyvinylpyrrolidone, an ethylene vinylpyrrolidone copolymer, a vinylpyrrolidone vinyl acetate copolymer, a polyvinyl acetate, a polyvinyl alcohol, a polyethylene oxide, a polyethylene glycol, polyvinylidene chloride, a polysaccharide or its derivative, or a combination comprising at least one of the foregoing. A largest dimension of the drag reducing agent is greater than about 1,000 microns.