Stoping AG
7Patents
0Active
7Granted
23Portfolio score
Filing activity: May 20, 1985 → Jul 16, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4909422A | Process for preventing the formation of deposits in a discharge nozzle during teeming of molten metal | Performing Operations; Transporting | 7 | Expired |
| US5961873A | Sliding gate valve assembly for use with a vessel containing molten metal | Performing Operations; Transporting | 6 | Expired |
| US5074442A | Refractory plate unit with annular centering surface and sliding closure unit assembly incorporating the same | Performing Operations; Transporting | 3 | Expired |
| US5421559A | Drive mechanism for a stopper in a molten metal vessel | Performing Operations; Transporting | 3 | Expired |
| US4921148A | Adjustable housing assembly for sliding closure unit | Performing Operations; Transporting | 3 | Expired |
| US4630668A | Integral casting apparatus for use in continuous casting of molten metal | Performing Operations; Transporting | 2 | Expired |
| US5620627A | Discharge assembly and stator and rotor members thereof with two part construction | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.