Ernst Rohringer

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Hilgert, DE

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Patents Grantslast 30 patents

Information Patent Grant
Protective liner system having improved leak detection means
- Patent number 5,248,220
- Issue date Sep 28, 1993
- Steuler Industriewerke G.m.b.H.
- Ernst Rohringer
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method for producing lining panels which are cast into concrete as...
- Patent number 4,595,435
- Issue date Jun 17, 1986
- Steuler-Industriewerke GmbH
- Ernst Rohringer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for producing lining panels which are cast into concrete as...
- Patent number 4,508,581
- Issue date Apr 2, 1985
- Steuler-Industriewerke GmbH
- Ernst Rohringer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL