Rolf Bittler

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Heidelberg, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the separation of residues of toluenediisocyanate produ...
- Patent number 4,076,577
- Issue date Feb 28, 1978
- BASF Wyandotte Corporation
- Eckard Hetzel
- C07 - ORGANIC CHEMISTRY