ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,383, issued on May 26, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas).
"Measurement of gaseous/volatile hydrocarbon concentrations" was invented by Timothy Gareth John Jones (Cottenham, Great Britain), Debora Campos de Faria (Cambridge, Great Britain) and Jill Geddes (Cambridge, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Concentrations of individual hydrocarbons in a gas mixture are determined by measuring absorbance of mid-infrared radiation at specific wavelengths. Computation enables determination of concentrations of individual hydrocarbons despite overlaps of absorption bands."
The patent was filed on Aug. 2...