Wolfgang Kahlert

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Castrop-Rauxel, DE

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Patents Grantslast 30 patents

Information Patent Grant
Sealing barrier for subterranean purposes
- Patent number 4,844,662
- Issue date Jul 4, 1989
- Flachglass Aktiengesellschaft
- Dietmar Kallinich
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING