Gerd Schwantje

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Wachenheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Preparation of 1,4-diaminoanthraquinone-2,3-disulfonic acid and 1,4...
- Patent number 5,386,042
- Issue date Jan 31, 1995
- BASF Aktiengesellschaft
- Matthias Dust
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of o-acylaminomethylbenzyl halides
- Patent number 4,992,588
- Issue date Feb 12, 1991
- BASF Aktiengesellschaft
- Josef Mueller
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of o-acylphenols and p-acylphenols
- Patent number 4,508,924
- Issue date Apr 2, 1985
- BASF Aktiengesellschaft
- Josef Mueller
- C07 - ORGANIC CHEMISTRY