ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,867, issued on Dec. 16, was assigned to ISEALATE AS (Stavanger, Norway).
"Sand screens and related products and methods" was invented by Bengt Gunnarsson (Hundvag, Norway).
According to the abstract* released by the U.S. Patent & Trademark Office: "An expandable sand screen device is described comprising in various examples a rolled-up piece of screen material which is configured to be at least partially unrollable to expand diametrically when located in a wellbore. A piece of screen material may be rolled up to form an expandable roll. In some examples, the expandable sand screen device is run into the wellbore on a running tool and allowed to partially unroll once released from...