Patent assignee · DE · COMPANY

Fuchs Systemtechnik GmbH

12Patents
0Active
12Granted
31Portfolio score

Filing activity: Oct 13, 1983 → Aug 21, 1995

Most-cited patents

PatentTitleAreaCited byStatus
US5332199A Metallurgical vessel Emerging Cross-Sectional Technologies 24 Expired
US4617673A Electric arc furnace having a space provided on one side of the furnace vessel for accommodating charging material Electricity 10 Expired
US4986847A Process and apparatus for at least temporarily simultaneously subjecting a molten metal to the action of a gas and fine-grain solid materials Emerging Cross-Sectional Technologies 9 Expired
US5117438A Method of operating a smelting unit and smelting unit for that method Emerging Cross-Sectional Technologies 5 Expired
US4682341A Electric arc furnace Electricity 5 Expired
US5645791A Charge preheater Emerging Cross-Sectional Technologies 5 Expired
US4696013A Vessel of a metallurgical furnace, especially of an arc furnace Mechanical Engineering; Lighting; Heating 4 Expired
US4592067A Metallurgical vessel, in particular an electric arc furnace Mechanical Engineering; Lighting; Heating 3 Expired
US4603424A Fluid-cooled carrier member of a composite electrode of an electric arc furnace Electricity 2 Expired
US4647021A Apparatus for introducing filling material which is capable of flow into a tap hole disposed in the bottom of a metallurgical vessel Mechanical Engineering; Lighting; Heating 2 Expired
US4674102A Electric arc furnace Electricity 2 Expired
US4563958A Furnace charge preheater Emerging Cross-Sectional Technologies 1 Expired

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