ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,380, issued on Nov. 25, was assigned to FRANK'S INTERNATIONAL LLC (Houston).
"Inner string cementing system and method" was invented by John Christopher Jordan (Houston), Amy L. Farrar (Houston), Juan Carlos E. Mondelli (Houston) and Steven Russell (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cementing system includes an inner string configured to be received into a casing string in a wellbore. The cementing system also includes a stinger coupled to the inner string and configured to be received into a float shoe connected to the casing string. The cementing system also includes a first retractable joint coupled to the inner string. The...