Royal Duyvis Wiener B.V.

24/7 Technical Support Hotline: +31 756 126 133

+31 756 126 126

Koog aan de Zaan (NL)


Thouet 5 roll refiner

Thouet 5 Roll Refiner

Royal Duyvis Wiener has strong roots in traditional chocolate processing with the Thouet brand. Their passion for the product combined with smart customer-driven engineering solutions made the fundament for the new 5 Roll Refiner, which will be available in January 2023. In addition to delivering on the high product standards you would expect from your […]

Thouet 5 Roll Refiner Read More »


Roaster Showcase

In 2022, we hosted our first Roaster showcase in the factory of Koog aan de Zaan whichallowed us to showcase the Alkalizer, Drum Roaster, and Cooler. An amazing occasion toshare our expertise and innovations with our customers. In addition, customers could learn  about the specific benefits of Royal Duyvis Wiener’s Batch Nib Alkalizer, Roaster, and Cooler

Roaster Showcase Read More »

Discover Patented Log 5 Pasteurizer for Nuts & Seeds, Generation 7

The Log5 Pasteurizer offers a safe, natural and 100% chemical free pasteurization treatment for even the most fragile of nuts. Log5 reduction while maintaining the taste and structure of your  product – quality and safety in one sweep. This fully automated process allows for total traceability  and ensures a continuous flow of products in addition to

Discover Patented Log 5 Pasteurizer for Nuts & Seeds, Generation 7 Read More »