Eltjo Boelema

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Bathmen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Microbiological degradation of alkylene amine acetates
- Patent number 5,965,024
- Issue date Oct 12, 1999
- Akzo Nobel N.V.
- Cornelis Gijsbertus Van Ginkel
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Aminoalkane diphosphonic acids in pulp bleaching
- Patent number 5,641,386
- Issue date Jun 24, 1997
- Akzo Nobel N.V.
- Eltjo Boelema
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Stabilized peroxydicarbonate composition
- Patent number 5,155,192
- Issue date Oct 13, 1992
- Akzo N.V.
- Eltjo Boelema
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
t-Alkenyl peroxy esters
- Patent number 4,705,888
- Issue date Nov 10, 1987
- Akzo nv
- John Meijer
- C07 - ORGANIC CHEMISTRY