Wilfried Mertens

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Lunen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for determining the tension in a chain used in a minera...
- Patent number 5,426,968
- Issue date Jun 27, 1995
- Westfalia Becorit Industrietechnik GmbH
- Wilfried Mertens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Transfer station assembly for scraper-chain conveyors
- Patent number 5,267,640
- Issue date Dec 7, 1993
- Westfalia Becorit Industrietechnik GmbH
- Bodo Kerklies
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for determining the tension in a chain or the like
- Patent number 5,033,315
- Issue date Jul 23, 1991
- Gewerkschaft Eisenhutte Westfalia GmbH
- Gerhard Merten
- G01 - MEASURING TESTING
Information Patent Grant
Drive assemblies for chain-driven mining machinery
- Patent number 4,887,991
- Issue date Dec 19, 1989
- Gewerkschaft Eisenhutte Westfalia GmbH
- Heinrich Cwielong
- E21 - EARTH DRILLING MINING