1
Robert P Schnell, Robert W Sampson, Ronald F Pacanowski, Donald J Bruggema: Qualitative and quantitative analysis using Raman scattering. UOP, Thomas K McBride, John F Spears Jr, Richard J Cordovano, October 28, 1986: US04620284 (48 worldwide citation)

Methods and apparatus are provided for qualitative and quantitative analysis utilizing the Raman effect. Analyses are obtainable without exercise of human judgment or human interpretation. Analyses may be obtained on-line in the field or in a laboratory. A wide range of fluids and solids are capable ...


2
Robert P Schnell, Robert W Sampson, Ronald F Pancanowski, Donald J Bruggema: Detector for raman spectra and other weak light. UOP, Thomas K McBride, William H Page II, Richard J Cordovano, March 11, 1986: US04575629 (9 worldwide citation)

Apparatus for converting weak light, or light of low intensity, to electrical signals descriptive of such light. The apparatus is capable of sensing differences in photon flux over an area of detection, that is, sensing a pattern of lighter and darker areas. An important application of the apparatus ...