John van der Hoeven

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Utrecht, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method of improving the crushing strength, impact resistance and co...
- Patent number 8,084,642
- Issue date Dec 27, 2011
- Yara International ASA
- Erik Bijpost
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Urea composition having reduced compressibility, cake formation and...
- Patent number 7,824,565
- Issue date Nov 2, 2010
- Yara International ASA
- Ruud van Belzen
- C05 - FERTILISERS MANUFACTURE THEREOF

Patents Applicationslast 30 patents

Information Patent Application
Urea Composition Having Reduced Compressibility, Cake Formation and...
- Publication number 20080190161
- Publication date Aug 14, 2008
- Ruud van Belzen
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
Method of improving the crushing strength, impact resistance and co...
- Publication number 20070131011
- Publication date Jun 14, 2007
- YARA INTERNATIONAL ASA
- Erik Bijpost
- C05 - FERTILISERS MANUFACTURE THEREOF