Klaus Stutzel

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Frankfurt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing trisodium 2,4,6-mercapto-s-triazine nonahydrate
- Patent number 5,006,654
- Issue date Apr 9, 1991
- Degussa Aktiengesellschaft
- Karl Ludwig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Trisodium salt of 2,4,6-trisodium mercapto-s-triazine monohydrate a...
- Patent number 4,849,517
- Issue date Jul 18, 1989
- Degussa Aktiengesellschaft
- Karl L. Weber
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the treatment of continuous waste water streams having...
- Patent number 4,416,786
- Issue date Nov 22, 1983
- DEGUSSA
- Helmut Knorre
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for the separation of cadmium (Cd.sup.++)-ions from sewage,...
- Patent number 4,172,784
- Issue date Oct 30, 1979
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Helmut Knorre
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the separation of Cu.sup.++ -ions from sewage, waste wa...
- Patent number 4,172,785
- Issue date Oct 30, 1979
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Helmut Knorre
- C01 - INORGANIC CHEMISTRY