Joachim Ehle
15Patents
5h-index
15Co-inventors
63Inventor score
Filing activity: Dec 5, 1972 → Jun 1, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5153894A | Smelting plant with removable shaft-like charging material preheater | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5264020A | Smelting plant with two melting furnaces arranged in juxtaposed relationship | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4617673A | Electric arc furnace having a space provided on one side of the furnace vessel for accommodating charging material | Electricity | 10 | Expired |
| US5393037A | Smelting unit with furnace rocking cradle | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US3984994A | Process and device for filling multilayer pressure containers | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4682341A | Electric arc furnace | Electricity | 5 | Expired |
| US5117438A | Method of operating a smelting unit and smelting unit for that method | Emerging Cross-Sectional Technologies | 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 |
| US4453254A | High current conduit system for electrical furnaces | Electricity | 3 | 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 |
| US4674102A | Electric arc furnace | Electricity | 2 | Expired |
| US5882578A | Tilting metallurgical unit comprising several vessels | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7662337B2 | Hoisting mechanism for steel processing ladles in RH degassers | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.