Otto Weiberg

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Neu-Isenburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of propylene oxide
- Patent number RE31381
- Issue date Sep 13, 1983
- Bayer Aktiengesellschaft
- Gunter Prescher
- 549 - Organic compounds
Information Patent Grant
Preparation of .epsilon.-caprolactone
- Patent number 4,341,709
- Issue date Jul 27, 1982
- Bayer Aktiengesellschaft
- Willi Hofen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of propylene oxide
- Patent number RE30945
- Issue date May 25, 1982
- Bayer AG
- Guter Prescher
- 549 - Organic compounds
Information Patent Grant
Process for the preparation of propylene oxide
- Patent number 4,137,242
- Issue date Jan 30, 1979
- Bayer Aktiengesellschaft
- Gunter Prescher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of propylene oxide
- Patent number 4,113,747
- Issue date Sep 12, 1978
- Bayer Aktiengesellschaft
- Gunter Prescher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of percarboxylic acid solutions in organ...
- Patent number 4,101,570
- Issue date Jul 18, 1978
- Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
- Manfred Kruger
- C07 - ORGANIC CHEMISTRY