ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,023, issued on June 30, was assigned to WEATHERFORD TECHNOLOGY HOLDINGS LLC (Houston).
"Real time flow rate and rheology measurement" was invented by Paul R. Northam (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flow measurement apparatus can include a main flow passage having a flowmeter, a bypass flow passage connected in parallel with the main flow passage, the bypass flow passage having a flow restrictor, a mass flowmeter, and at least one sensor configured to measure a pressure differential across the mass flowmeter, and a control system configured to determine at least one rheological parameter of a non-Newtonian fluid based on out...