Gunther Sell

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Hattersheim am Main, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of 5-chloro-2-hydroxy-4-alkyl-benzenesu...
- Patent number 5,292,932
- Issue date Mar 8, 1994
- Hoechst Aktiengesellschaft
- Wolfgang Tronich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of alkyl 3-chlorophenyl sulfones
- Patent number 5,241,120
- Issue date Aug 31, 1993
- Hoechst Aktiengesellschaft
- Gunther Sell
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the biological purification of waste water
- Patent number 4,517,093
- Issue date May 14, 1985
- Hoechst Aktiengesellschaft
- Gerhard Leistner
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Device for gassing liquids or suspensions
- Patent number 4,381,268
- Issue date Apr 26, 1983
- Hoechst Aktiengesellschaft
- Gerhard Muller
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Device for the biological purification of waste water
- Patent number 4,251,371
- Issue date Feb 17, 1981
- Hoechst Aktiengesellschaft
- Alexander Bauer
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE