Inventor · disambiguated record
Ewald Antonovich Schumacher
Also filed as: SCHUMACHER EWALD · SCHUMACHER EWALD ANTONOVICH
3 granted patents·2 pending applications·0 citations·filing 2002–2008
40Inventor score
Top patents by PatentIndex Score
5 records- 0136US8430280B2Submerged nozzleSCHUMACHER EDGAR·Filed 2008·Granted Apr 30, 2013·0 cites·5 claims
- 0232US8496727B2Method for treating slag flowing from a metallurgical vessel and a device for carrying out said methodSCHUMACHER EDGAR·Filed 2008·Granted Jul 30, 2013·0 cites·9 claims
- 0329US2011140321A1Tuyer device for introducing gas media under a liquid metal levelSCHUMACHER EDGAR·Filed 2008·Application pending·0 cites
- 0426US2008136070A1Gas Bubbling Element and Corresponding Gas Bubbling SystemTECHCOM IMP EXP GMBH·Filed 2004·Application pending·0 cites
- 0520US6873641B2Method for periodically elongating an electrode for an electric arc furnaceTECHOM IMP EXP GMBH·Filed 2002·Granted Mar 29, 2005·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →