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Hendrik Maatman
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Arnhem, NL
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Patents Grants
last 30 patents
Information
Patent Grant
Process for preparing cellulose fibers
Patent number
6,156,253
Issue date
Dec 5, 2000
Akzo Nobel N.V.
Marco Ypma
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Process for preparing a spinnable, isotropic cellulose solution
Patent number
6,140,497
Issue date
Oct 31, 2000
Akzo Nobel N.V.
Jan Barend Westerink
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Cellulose fibres and filaments having a high elongation at break
Patent number
6,068,919
Issue date
May 30, 2000
Akzo Nobel N.V.
Marco Ypma
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Method for the preparation of a material with high water and salt s...
Patent number
6,027,536
Issue date
Feb 22, 2000
AKZO Nobel N.V.
Jan Barend Westerink
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Cellulose yarn and cord for industrial application
Patent number
5,856,004
Issue date
Jan 5, 1999
Akzo Nobel N.V.
Hendrik Maatman
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fibres and yarns from a blend of aromatic polyamides
Patent number
4,835,223
Issue date
May 30, 1989
Akzo nv
Hendrik Maatman
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Fibers and yarns from a blend of aromatic polyamides
Patent number
4,783,367
Issue date
Nov 8, 1988
Akzo nv
Hendrik Maatman
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Fibers and yarns from a blend of aromatic polyamides
Patent number
4,721,755
Issue date
Jan 26, 1988
Akzo nv
Hendrik Maatman
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Variable-aperture process for the manufacture of filaments from aro...
Patent number
4,702,876
Issue date
Oct 27, 1987
Akzo N.V.
Johan L. Ebregt
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR FORMING SHAPED ARTICLES COMPRISING CARBON NANOTUBES
Publication number
20210331926
Publication date
Oct 28, 2021
CONYAR BV
Hanneke BOERSTOEL
B82 - NANO-TECHNOLOGY