P
PatentIndex
Search
Landscape
Sign in
Inventor
ALTENHONER KLAUS
2 patents
Patents
2 patents
US4040816A
Aug 9, 1977
Process for the production of sponge iron
THYSSEN PUROFER GMBH
11 citations
66
US4062529A
Dec 13, 1977
Apparatus for the direct reduction of iron ore to sponge iron
THYSSEN PUROFER GMBH
7 citations
65