Rolf Holtermann

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Tafertingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the removal of solid particles from liqui...
- Patent number 4,851,134
- Issue date Jul 25, 1989
- Hoechst Aktiengesellschaft
- Horst Bennoit
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for crystallizing and drying polyethylene terephthalate and...
- Patent number 4,197,660
- Issue date Apr 15, 1980
- Hoechst Aktiengesellschaft
- Siegfried Breitschaft
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for crystallizing and drying polyethylene terephthalate and...
- Patent number 4,120,849
- Issue date Oct 17, 1978
- Hoechst Aktiengesellschaft
- Siegfried Breitschaft
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL