ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,250, issued on June 3, was assigned to 9380-1934 QUEBEC INC. (Becancour, Canada).
"Indirect measurement system for identifying the position, density and pressure of an underground liquid or gaseous interface" was invented by Ahmed Melki (Becancour, Canada), Sousso Kelouwani (Trois-Rivieres, Canada), Yves Dube (Trois-Rivieres, Canada) and Kodjo Agbossou (Trois-Rivieres, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A measuring system for determining a position (h), density (p) and pressure of an underground liquid or gaseous/liquid interface of a gas well or gas reservoir or pressurized tank. The system includes: an instrument panel (10) for m...