Inventor
KROETZSCH PETER
DE5 patents
Patents
5 patentsUS4859642AAug 22, 1989
Fixed-bed catalyst structure obtained using honeycomb elements
BASF AG41 citations91
US4374730AFeb 22, 1983
Process and apparatus for the biological purification of sewage
BASF AG52 citations85
US6160169ADec 12, 2000
Preparation of amine salts of 4-nitrotoluene-2-sulfonic acid
BASF AG2 citations60
US4269609AMay 26, 1981
Isolating fluorine compounds from the vapors obtained when evaporatively concentrating phosphoric acid
BASF AG3 citations55
US5892105AApr 6, 1999
Preparation of amine salts of 4-nitrotoluene-2-sulfonic acid
BASF AG1 citations49