Patent assignee · US · COMPANY

Koch Process Systems, Inc.

14Patents
0Active
14Granted
31Portfolio score

Filing activity: Nov 14, 1979 → Apr 29, 1991

Most-cited patents

PatentTitleAreaCited byStatus
US4462814A Distillative separations of gas mixtures containing methane, carbon dioxide and other components Emerging Cross-Sectional Technologies 128 Expired
US4681612A Process for the separation of landfill gas Emerging Cross-Sectional Technologies 113 Expired
US4318723A Cryogenic distillative separation of acid gases from methane Emerging Cross-Sectional Technologies 111 Expired
US4350511A Distillative separation of carbon dioxide from light hydrocarbons Emerging Cross-Sectional Technologies 61 Expired
US4428759A Distillative separation employing bottom additives Emerging Cross-Sectional Technologies 32 Expired
US4717408A Process for prevention of water build-up in cryogenic distillation column Emerging Cross-Sectional Technologies 30 Expired
US4383841A Distillative separation of carbon dioxide from hydrogen sulfide Emerging Cross-Sectional Technologies 28 Expired
US4383842A Distillative separation of methane and carbon dioxide Emerging Cross-Sectional Technologies 19 Expired
US4444576A Energy-saving distillative separation using low-temperature heat input Emerging Cross-Sectional Technologies 17 Expired
US4416855A Radioactive waste treatment apparatus Physics 13 Expired
US5142443A Cryogenic cooling of circuit boards Electricity 13 Expired
US4451274A Distillative separation of methane and carbon dioxide Emerging Cross-Sectional Technologies 12 Expired
USRE32600E Distillative separation employing bottom additives General 6 Expired
USRE32068E Distillative separation employing bottom additives General 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.