Hans-Wilhelm Laarman

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Hamm, DE

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Patents Grantslast 30 patents

Information Patent Grant
Shaft seal assembly, especially for high-pressure turbocompressors
- Patent number 5,149,249
- Issue date Sep 22, 1992
- Mannesmann AG
- Helmut Schellong
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...