Inventor · disambiguated record
Dirk Letzel
Also filed as: LETZEL DIRK
7 granted patents·2 pending applications·15 citations·filing 2000–2021
77Inventor score
Top patents by PatentIndex Score
9 records- 0172US7121323B2Method and device for the continuous casting and direct shaping of a metal strand, in particular a steel cast strandSMS DEMAG AG·Filed 2003·Granted Oct 17, 2006·6 cites·13 claims
- 0266US6712123B1Method and device for change of section of a billet of a continuous casting plant during continuous castingSCHLOEMANN SIEMAG AG·Filed 2000·Granted Mar 30, 2004·6 cites·2 claims
- 0354US7849911B2Method and device for the continuous casting and direct deformation of a metal strand, especially a cast steel strandSMS SIEMAG AG·Filed 2006·Granted Dec 14, 2010·0 cites·5 claims
- 0449US7137437B2Method and device for producing continuously cast steel slabsSMS DEMAG AG·Filed 2004·Granted Nov 21, 2006·2 cites·4 claims
- 0547US12208442B2Method and spraying apparatus for the thermal surface treatment of a metal productSMS GROUP GMBH·Filed 2021·Granted Jan 28, 2025·0 cites·12 claims
- 0645US7159642B2Method and strand guide for supporting, guiding and cooling casting strands made of steel, especially preliminary sections for girdersSMS DEMAG·Filed 2001·Granted Jan 9, 2007·1 cites·5 claims
- 0739US7284593B2Method and device for evacuating drainage water in the inner arc of beam blank casting machinesSMS DEMAG AG·Filed 2003·Granted Oct 23, 2007·0 cites·10 claims
- 0834US2006191661A1Continuous casting mold for casting molten metals, particularly steel materials, at high casting rates to form polygonal billet, bloom, and preliminary section castings and the likeZAJBER ADOLF G·Filed 2003·Application pending·0 cites
- 0933US2004255987A1Method and device for draining waste water in the inner bend of a beam blank casting machineFiled 2002·Application pending·0 cites
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