1
John S Lievois, Roberto M Lansangan, George J Rodger, Arnold Del Toro: Narrow band infrared water fraction apparatus for gas well and liquid hydrocarbon flow stream use. Premier Instruments, Akin Gump Strauss Hauer & Feld L, September 18, 2001: US06292756 (39 worldwide citation)

A narrow band infrared water fraction meter detects a full water cut range of a liquid hydrocarbon flow stream and a flow stream of a gas well. The water fraction meter includes a light source probe for irradiating the flow stream with a narrow band of infrared light and a light detector probe for s ...


2
John S Lievois, Roberto M Lansangan, Mark E Sudberry: Narrow band infrared water cut meter. Premier Instruments, Akin Gump Strauss Hauer & Feld, June 13, 2000: US06076049 (28 worldwide citation)

The present invention provides a narrow band infrared water cut meter for detecting a full water cut range of a flow stream. The water cut meter includes a light source probe for irradiating the flow stream with a narrow band of infrared light and a light detector probe for sensing infrared light pa ...