Inventor

LEHNER JOHANN

AT4 patents

⚠️ This page may combine multiple inventors who share the name “LEHNER JOHANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

VOEST ALPINE IND ANLAGEN

3 patents

US5853453ADec 29, 1998

Method of processing iron-containing mettalurgical residual substances as well as arrangement for carrying out said method

VOEST ALPINE IND ANLAGEN7 citations70

US6372011B1Apr 16, 2002

Method for producing an iron melt using iron-containing residual smelting plant materials

VOEST ALPINE IND ANLAGEN6 citations59

US6162280ADec 19, 2000

Process for heat treatment of organically contaminated material

VOEST ALPINE IND ANLAGEN3 citations54

RAITH STEFAN

1 patent

US8919078B2Dec 30, 2014

Device and method for controlling a bottling plant

RAITH STEFAN0 citations25