Inventor · Stamford, CT, US

Herman N. Woebcke

28Patents
12h-index
9Co-inventors
74Inventor score

Filing activity: Apr 9, 1974 → Nov 17, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US4356151A Solids quench boiler Chemistry; Metallurgy 49 Expired
US4615795A Integrated heavy oil pyrolysis process Chemistry; Metallurgy 47 Expired
US4552644A Duocracking process for the production of olefins from both heavy and light hydrocarbons Chemistry; Metallurgy 40 Expired
US4433984A Low residence time solid-gas separation device and system Performing Operations; Transporting 24 Expired
US4288235A Low residence time solid-gas separation device and system Performing Operations; Transporting 24 Expired
US4351275A Solids quench boiler and process Chemistry; Metallurgy 24 Expired
US3958951A Convective power reformer equipment and system Emerging Cross-Sectional Technologies 23 Expired
US4318800A Thermal regenerative cracking (TRC) process Chemistry; Metallurgy 22 Expired
US4492624A Duocracking process for the production of olefins from both heavy and light hydrocarbons Chemistry; Metallurgy 22 Expired
US4348364A Thermal regenerative cracking apparatus and separation system therefor Chemistry; Metallurgy 20 Expired
US5147511A Apparatus for pyrolysis of hydrocarbons Mechanical Engineering; Lighting; Heating 19 Expired
US5271827A Process for pyrolysis of hydrocarbons Mechanical Engineering; Lighting; Heating 15 Expired
US4268375A Sequential thermal cracking process Chemistry; Metallurgy 12 Expired
US4426359A Solids quench boiler Chemistry; Metallurgy 12 Expired
US4906442A Process and apparatus for the production of olefins from both heavy and light hydrocarbons Chemistry; Metallurgy 10 Expired
US5427655A High capacity rapid quench boiler Mechanical Engineering; Lighting; Heating 9 Expired
US4338187A Solids feeding device and system Chemistry; Metallurgy 8 Expired
US4437979A Solids quench boiler and process Chemistry; Metallurgy 7 Expired
US4550769A Solids quench boiler and process Chemistry; Metallurgy 7 Expired
US4556541A Low residence time solid-gas separation device and system Chemistry; Metallurgy 6 Expired
US4370303A Thermal regenerative cracking (TRC) apparatus Chemistry; Metallurgy 5 Expired
US4309272A Sequential thermal cracking process Chemistry; Metallurgy 3 Expired
US4497638A Fuel gas generation for solids heating Chemistry; Metallurgy 3 Expired
US4352728A Solids feeding device and system Chemistry; Metallurgy 2 Expired
US4390502A Solids feeding device and system Chemistry; Metallurgy 2 Expired

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