Inventor · Baton Rouge, LA, US

Charles P. Darnell

9Patents
6h-index
14Co-inventors
52Inventor score

Filing activity: Feb 27, 1989 → Jul 10, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5169530A Hollow fiber module using fluid flow control baffles Performing Operations; Transporting 79 Expired
US5635055A Membrane process for increasing conversion of catalytic cracking or thermal cracking units (LAW011) Chemistry; Metallurgy 54 Expired
US5643442A Membrane process for enhanced distillate or hydrotreated distillate aromatics reduction Chemistry; Metallurgy 31 Expired
US4962270A Multi-stage pervaporation process run at progressively higher vacuum, higher temperature or both at each successive retentate stage Performing Operations; Transporting 26 Expired
US5238563A Multi-element housing Performing Operations; Transporting 25 Expired
US5230801A Recovery of alcohols from n-paraffins by pervaporation Chemistry; Metallurgy 9 Expired
US5234591A Counter-current flow hollow fiber permeator Performing Operations; Transporting 6 Expired
US5294344A Separation of alcohol from alcohol/ether/olefin/non-linear hydrocarbon mixtures using polyester or polyester copolymer membranes General 3 Revoked
US5416259A Feed pretreatment for pervaporation process Chemistry; Metallurgy 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.