Inventor
BRANDT BERND
DE5 patents
Patents
5 patentsUS4094771AJun 13, 1978
Process for preparation of a sprayable precipitated silicic acid suspension
DEGUSSA29 citations80
US4224295ASep 23, 1980
Process for the production of finely divided silicic acid by spray drying
DEGUSSA18 citations71
US4807819AFeb 28, 1989
Process and apparatus for granulating powdery materials
DEGUSSA17 citations69
US4238322ADec 9, 1980
Apparatus for preparation of a sprayable precipitated silicic acid suspension
DEGUSSA5 citations60
US4045881ASep 6, 1977
System for venting the heating pipes of a tubular rotary dryer
DEGUSSA2 citations54