US

Ursula Schwartzkopff

DA Degussa Ag: 1 patents #925 of 2,007Top 50%
Overall (All Time): #2,350,600 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4626319 Process for the delignification and acid bleaching of cellulose with oxygen and hydrogen peroxide Horst Kruger, Hans Ulrich Süss, Gerhard Arnold, Sigrid Anspach, Hans Jelitto 1986-12-02
4260452 Production of paper pulp from sugar mill bagasse Horst Kruger, Wilhelm Berndt, Franz J. Reitter, Theodor Hopner, Hans-Joachim Muhlig 1981-04-07