Joachim Hackenbruch

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Ginsheim-Gustavsburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of biaryls
- Patent number 5,451,703
- Issue date Sep 19, 1995
- Hoechst Aktiengesellschaft
- Thomas Schach
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 2,3-difluoro-6-nitrophenol
- Patent number 5,292,967
- Issue date Mar 8, 1994
- Hoechst Aktiengesellschaft
- Theodor Papenfuhs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 1,4-bis(4-hydroxybenzoyl)benzene
- Patent number 5,264,633
- Issue date Nov 23, 1993
- Hoechst Aktiengesellschaft
- Joachim Hackenbruch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 1,4-bis(4-hydroxybenzoyl)-benzene
- Patent number 5,250,738
- Issue date Oct 5, 1993
- Hoechst Aktiengesellschaft
- Joachim Hackenbruch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of halogen-containing aromatic compounds
- Patent number 4,968,845
- Issue date Nov 6, 1990
- Hoechst Aktiengesellschaft
- Joachim Hackenbruch
- C07 - ORGANIC CHEMISTRY