Foundation of the Company

First vacuum filter with mechanical discharge

First automatic pressure filter with mechanical discharge

First pilot plant

First Filter/Dryer

Foundation of ROSENMUND Inc. in Charlotte (USA)

First Nutrex reactor/Filter/Dryer

First sterile Filter/Dryer

First paddle Filter, Filter/Dryer with contact drying

Basel innovation price for Nutrex system

ISO 9001 certification

1'000^th machine produced

Acquisition of the Guedu Company (France)

First Spherical Dryer

ROSENMUND^® becomes a subsidiary of DeDietrich (France)

Acquisition of Glatt Inox Dryer technology