ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,753,661, issued on Oct. 6, was assigned to WEATHERFORD TECHNOLOGY HOLDINGS LLC (Houston).
"Tubular handling with spider control system" was invented by Igor Stankovic (Gehrden, Germany) and Bjoern Thiemann (Hannover, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A spider can include a sensor that outputs measurements indicative of a distance between a location on the spider and a floor of a well rig, and a control system that controls actuation of slips of the spider between open and closed positions in response to the measurements. A method can include measuring a distance between a location on a spider and a floor of a well rig, and controllin...