Inventor
DAHMEN THEO
DE6 patents
Patents
6 patentsUS4721608AJan 26, 1988
Spheroidal alkali metal polyphosphates of low apparent density, and process for making them
HOECHST AG8 citations71
US4717557AJan 5, 1988
Spheroidal alkali metal polyphosphates of low apparent density, and process for making them
HOECHST AG9 citations71
US4219533AAug 26, 1980
Apparatus for the production of hexagonal phosphorus pentoxide
HOECHST AG12 citations69
US4800055AJan 24, 1989
Process for making a granular product containing sodium triphosphate
HOECHST AG9 citations68
US4777025AOct 11, 1988
Process for making phosphorus pentoxide of diminished reactivity
HOECHST AG5 citations61
US4968490ANov 6, 1990
Spheroidal alkali metal polyphosphates of low apparent density, and apparatus for making them
HOECHST AG2 citations60