Frantisek Hotek

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Petrohrad, CS

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing citric acid and/or citrates
- Patent number 6,087,139
- Issue date Jul 11, 2000
- Metallgesellschaft Aktiengesellschaft
- Rudolf Boensch
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process of preparing an organic acid
- Patent number 5,759,826
- Issue date Jun 2, 1998
- Metallgesellschaft Aktiengesellschaft
- Bernd Ahlers
- C07 - ORGANIC CHEMISTRY