ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,093, issued on April 21, was assigned to METROL TECHNOLOGY Ltd. (Aberdeen, Great Britain).
"Retrievable packer apparatus" was invented by Leslie Jarvis (Stonehaven, Great Britain), Shaun Ross (Aberdeen, Great Britain) and David Martin (Aberdeen, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus comprising a mandrel (51, 251, 351) having a main longitudinal direction and defining a throughbore in that direction and a packer element (52, 352) mounted thereon. A seal bore extension (122) is attached, directly or indirectly, to the mandrel, and defines a bore (122b) in the main longitudinal direction. A floating seal (60) is pro...