Inventor

BORGWARDT DIETER

DE3 patents

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

SMS SIEMAG AG

1 patent

US7819941B2Oct 26, 2010

Method for reducing and/or refining a metal-containing slag

SMS SIEMAG AG5 citations52

KUMMER KARL-HEINZ

1 patent

US8262985B2Sep 11, 2012

Smelting or reduction furnace, in particular electric arc furnace with an open, semi-closed or closed configuration

KUMMER KARL-HEINZ0 citations36

KUNZE JÜRGEN

1 patent

US9733016B2Aug 15, 2017

Process and arrangement for extracting a metal from slag a containing said metal

KUNZE JÜRGEN0 citations34