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Johan Christiaan Klein-Velderman
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Rotterdam, NL
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last 30 patents
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Patent Grant
Detergent compositions and process for preparing them
Patent number
6,025,320
Issue date
Feb 15, 2000
Lever Brothers Company
Peter Willem Appel
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
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Patent Grant
Non-sray-drying process for preparing detergent compositions
Patent number
5,998,357
Issue date
Dec 7, 1999
Lever Brothers Company
Peter Willem Appel
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...