Rolf Sieglen

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Sulzbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for obtaining dust from minerals
- Patent number 4,558,752
- Issue date Dec 17, 1985
- Luossavaara-Kiirunavaara AB
- Hans-Ulrich Freund
- G01 - MEASURING TESTING
Information Patent Grant
Suction device for obtaining dust samples
- Patent number 4,502,951
- Issue date Mar 5, 1985
- Luossavaara-Kiirunavaara AB
- Rainer Koenig
- G01 - MEASURING TESTING
Information Patent Grant
Process and equipment for collecting magnetite-containing ore dust...
- Patent number 4,482,864
- Issue date Nov 13, 1984
- Luossavaara-Kiirunavaara AB
- Rainer Koenig
- G01 - MEASURING TESTING
Information Patent Grant
Process for sorting coarse to fine materials according to their che...
- Patent number 4,441,616
- Issue date Apr 10, 1984
- International Business Machines Corporation
- Rainer Konig
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING