KZ

Karl J. Zeitsch

FK Fried Krupp: 3 patents #29 of 258Top 15%
Overall (All Time): #873,283 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7173142 Gaseous acid catalysis 2007-02-06
6743928 Process for the manufacture of furfural 2004-06-01
6642396 Process for the production of furfural from lignosulphonate waste liquor 2003-11-04
4912237 Process for producing furfural 1990-03-27
4673464 Distillation and absorption column trays 1987-06-16
4666564 Method of and apparatus for distilling a monoazeotropic liquid mixture 1987-05-19