Stephen Gos

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Hanau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for leaching precious metals with hydrogen-peroxide and a c...
- Patent number 5,250,272
- Issue date Oct 5, 1993
- Degussa Aktiengesellschaft
- Helmut Knorre
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the detoxification of cyanide-containing aqueous solutions
- Patent number 5,207,925
- Issue date May 4, 1993
- Degussa Aktiengesellschaft
- Norbert Steiner
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Cost effective process for detoxification of cyanide-containing eff...
- Patent number 5,178,775
- Issue date Jan 12, 1993
- Degussa AG
- M. Q. Ahsan
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Process for the treatment of effluent containing cyanide and toxic...
- Patent number 4,822,496
- Issue date Apr 18, 1989
- Degussa Aktiengesellschaft
- Andrew Griffiths
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE