Preparation of the ground

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Patents Grantslast 30 patents

Information Patent Grant
Process for consolidating and sealing off geological and artificial...
- Patent number 4,307,980
- Issue date Dec 29, 1981
- Bergwerksverband GmbH
- Frank Meyer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for reinforcing geological formations
- Patent number 4,113,014
- Issue date Sep 12, 1978
- Bayer Aktiengesellschaft
- Rolf Kubens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
3774683
- Patent number 3,774,683
- Issue date Nov 27, 1973
- E21 - EARTH DRILLING MINING