Herbert Wellenhofer

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Bobingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing polyarylene sulfide fiber and thereby obtaina...
- Patent number 5,372,760
- Issue date Dec 13, 1994
- Hoechst Aktiengesellschaft
- Herbert Wellenhofer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process of making fibers which give off troublesome gases and/or va...
- Patent number 5,370,833
- Issue date Dec 6, 1994
- Hoechst Aktiengesellschaft
- Herbert Wellenhofer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Intermingling nozzle
- Patent number 4,953,271
- Issue date Sep 4, 1990
- Hoechst Aktiengesellschaft
- Herbert Wellenhofer
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Process for the manufacture of synthetic filaments having a circula...
- Patent number 4,221,755
- Issue date Sep 9, 1980
- Hoechst Aktiengesellschaft
- Herbert Wellenhofer
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING