Christian Pieper

Person

Neuss, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Stufferbox crimper and process for preparing crimped synthetic fibers
- Patent number 4,854,021
- Issue date Aug 8, 1989
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
Information Patent Grant
Process for dry spinning yarns of improved uniformity and reduced a...
- Patent number 4,804,511
- Issue date Feb 14, 1989
- Bayer Aktiengesellschaft
- Christian Pieper
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the production of high-strength filaments from dry-spun...
- Patent number 4,421,708
- Issue date Dec 20, 1983
- Bayer Aktiengesellschaft
- Manfred Reichardt
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the recovery of dimethylacylamides
- Patent number 4,177,111
- Issue date Dec 4, 1979
- Bayer Aktiengesellschaft
- Christian Pieper
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Hydrophilic bi-component threads
- Patent number 4,163,078
- Issue date Jul 31, 1979
- Bayer Aktiengesellschaft
- Ulrich Reinehr
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for the production of bifilar acrylic fibres
- Patent number 4,124,673
- Issue date Nov 7, 1978
- Bayer Aktiengesellschaft
- Christian Pieper
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for removing residual solvent from dry-spun filaments
- Patent number 4,124,674
- Issue date Nov 7, 1978
- Bayer Aktiengesellschaft
- Christian Pieper
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Christian Pieper

Person

Patents Grantslast 30 patents

Stufferbox crimper and process for preparing crimped synthetic fibers

Process for dry spinning yarns of improved uniformity and reduced a...

Process for the production of high-strength filaments from dry-spun...

Process for the recovery of dimethylacylamides

Hydrophilic bi-component threads

Process for the production of bifilar acrylic fibres

Process for removing residual solvent from dry-spun filaments