Hans-Johann Kemmer

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Rodermark, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for distilling molten baths
- Patent number 6,533,990
- Issue date Mar 18, 2003
- ALD Vacuum Technologies AG
- Ivaylo Popov
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process and apparatus for the production of particles from castings...
- Patent number 5,826,322
- Issue date Oct 27, 1998
- ALD Vacuum Technologies GmbH
- Franz Hugo
- C30 - CRYSTAL GROWTH
Information Patent Grant
Closed induction furnace with a tilting apparatus
- Patent number 5,425,047
- Issue date Jun 13, 1995
- Leybold Durferrit GmbH
- Ulrich Betz
- C21 - METALLURGY OF IRON
Information Patent Grant
Induction furnace for melting and casting substances in a nonreacti...
- Patent number 5,271,033
- Issue date Dec 14, 1993
- Leybold Durferrit GmbH
- Daniel Bethge
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Induction furnace with a furnace bottom and a lid
- Patent number 4,658,404
- Issue date Apr 14, 1987
- Leybold-Heraeus GmbH
- Georg Sick
- F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR TREATING METALLIC MATERIALS
- Publication number 20160312322
- Publication date Oct 27, 2016
- ALD Vacuum Technologies GmbH
- Hans Johann KEMMER
- C21 - METALLURGY OF IRON
Information Patent Application
Apparatus for distilling molten baths
- Publication number 20030025253
- Publication date Feb 6, 2003
- Ivaylo Popov
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...