Inventor · disambiguated record

Helwig Vacek

Also filed as: VACEK HELWIG

2 granted patents·18 citations·filing 1975–1975

57Inventor score

Technology areasC21B F27B

Files withVOEST AG2

Top patents by PatentIndex Score

2 records

0169US4032121AProcess for the production of iron from iron ores and apparatus for carrying out said processVOEST AG·Filed 1975·Granted Jun 28, 1977·15 cites·5 claims
0234US3991987ARotary kiln and hearth furnaceVOEST AG·Filed 1975·Granted Nov 16, 1976·3 cites·4 claims

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