Inventor
ZELLER SIEGFRIED
AT8 patents
⚠️ This page may combine multiple inventors who share the name “ZELLER SIEGFRIED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VOEST ALPINE IND ANLAGEN
5 patentsUS6336954B1Jan 8, 2002
Process and plant for the direct reduction of particulate iron-oxide-containing material
VOEST ALPINE IND ANLAGEN7 citations71
US6143053ANov 7, 2000
Process for producing sponge iron by direct reduction of iron-oxide-containing material
VOEST ALPINE IND ANLAGEN8 citations71
US5873926AFeb 23, 1999
Process for reducing oxide-containing material and plant for carrying out the process
VOEST ALPINE IND ANLAGEN5 citations60
US7597739B2Oct 6, 2009
Method for reducing a particulate material containing a metal, especially iron ore
VOEST ALPINE IND ANLAGEN2 citations58
US6569377B2May 27, 2003
Plant for the direct reduction of particulate iron-oxide-containing material
VOEST ALPINE IND ANLAGEN1 citations49