Friedhelm Ruhl

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Steinheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for direct or indirect application of a liquid or pasty c...
- Patent number 6,409,836
- Issue date Jun 25, 2002
- Voith Sulzer Papiermaschinen GmbH
- Richard Bernert
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for direct or indirect application of a liquid or pasty c...
- Patent number 6,053,979
- Issue date Apr 25, 2000
- Voith Sulzer Papiermachinen GmbH
- Richard Bernert
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and device for indirect coating of at least one side of a ma...
- Patent number 5,789,022
- Issue date Aug 4, 1998
- Voith Sulzer Papiermaschinen GmbH
- Martin Kustermann
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Device for applying and dosing liquid or pasty materials
- Patent number 5,569,326
- Issue date Oct 29, 1996
- J. M. Voith GmbH
- Friedhelm Ruhl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE