Inventor · Mülheim, DE

Klaus Kohnen

17Patents
7h-index
13Co-inventors
59Inventor score

Filing activity: Mar 26, 1984 → Apr 7, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4765631A Stuffing box sealing arrangement Mechanical Engineering; Lighting; Heating 38 Expired
US5976203A Synthesis gas generator with combustion and quench chambers Emerging Cross-Sectional Technologies 21 Expired
US5873329A Refractory lining in the transition of a gasifier to the waste heat boiler Emerging Cross-Sectional Technologies 13 Expired
US4818253A Device for gasifying finely divided fuels under increased pressure Chemistry; Metallurgy 12 Expired
US4731097A Gas cooling device for a gasifer Chemistry; Metallurgy 11 Expired
US4818252A Arrangement for gasifying finely divided particularly solid fuel under high pressure Chemistry; Metallurgy 11 Expired
US4603588A Device for gripping specimens Physics 8 Expired
US4617988A Soot blower for the removal of deposits from surfaces of heat exchangers or the like Mechanical Engineering; Lighting; Heating 7 Expired
US6051195A Synthesis gas heat exchanger unit Emerging Cross-Sectional Technologies 7 Expired
US4893912A Device for observing a hot reaction space in the interior of a reactor operating at increased pressure Performing Operations; Transporting 7 Expired
US4807698A Heat exchanger for gases under high pressure Emerging Cross-Sectional Technologies 6 Expired
US5810075A Heat-insulating lining on heat exchanger surfaces Emerging Cross-Sectional Technologies 5 Expired
US4574713A Pin for holding and/or cooling of ceramic coatings in hot reaction chambers, and method of manufacturing the same Mechanical Engineering; Lighting; Heating 3 Expired
US5058534A Pipe wall of hot reaction chambers Mechanical Engineering; Lighting; Heating 3 Expired
US5950572A Opening that allows a soot blower lance to be introduced through a tube cage Mechanical Engineering; Lighting; Heating 1 Expired
US5794688A Heat insulation and corrosion protection of the inner vessel wall of a heat exchanger Mechanical Engineering; Lighting; Heating 1 Expired
US4590867A Pin for holding and/or cooling of ceramic coatings in hot reaction chambers Mechanical Engineering; Lighting; Heating 0 Expired

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