BB

Birgit Bertsch-Frank

DA Degussa Ag: 12 patents #77 of 2,007Top 4%
DA Degussa-Huels Ag: 3 patents #47 of 473Top 10%
Overall (All Time): #326,442 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7332139 Process and device for carrying out reactions in reactor with slot-shaped reaction spaces Rudiger Schutte, Torsten Balduf, Catrin Becker, Ina Hemme, Werner Wildner +2 more 2008-02-19
7041267 Granular sodium carbonate obtained by fluid-bed spray granulation and a process for its production Harald Jakob 2006-05-09
6387346 Process for producing hydrogen peroxide by direct synthesis Ina Hemme, Lukas Von Hoppel, Stipan Katusic, Jurgen Rollmann 2002-05-14
6290775 Fluidized bed reactor and a process of using the same Rainer Kohlen, Lothar Kaiser, Alexander Ruhs 2001-09-18
6239095 Process for preparation of coated peroxygen compounds Martin Bewersdorf, Lothar Kaiser, Rainer Kohlen, Ralph Overdick, Michael Scheibe 2001-05-29
6117409 Process for producing hydrogen peroxide by direct synthesis Torsten Balduf, Catrin Becker-Balfanz, Ina Hemme, Jurgen Rollmann, Rudiger Schutte +1 more 2000-09-12
5902682 Coated sodium percarbonate particles, a process for their preparation and their use Martin Bewersdorf, Claas-Juergen Klasen, Thomas Lieser, Klaus Mueller, Juergen Rollmann 1999-05-11
5714201 Process for reducing dissolution time in the production and/or coating of sodium percarbonate Martin Bewersdorf, Wolfgang Lortz 1998-02-03
5658873 Coated sodium percarbonate particles, a process for their production and detergent, cleaning and bleaching compositions containing them Claas-Juergen Klasen, Thomas Lieser, Klaus Mueller, Martin Bewersdorf 1997-08-19
5632965 Method for the preparation of stabilized sodium percarbonate Claas-Juergen Klasen, Thomas Lieser, Peter J. Schubert, Klaus Mueller 1997-05-27
5560896 Method for producing granulated sodium percarbonate Martin Bewersdorf, Claas-Jurgen Klasen, Petra Look-Herber, Thomas Lieser, Klaus Muller 1996-10-01
5395602 Method for the production of sodium perborate hydrate granulates Joerg Herzig, Wolfgang Zikofsky, Thomas Lieser 1995-03-07
5250280 Method of preparing storage-stable aqueous sodium peroxymonsulfate solutions Axel Düker, Friedrich Bittner, Gert Rossler 1993-10-05
5094827 High active oxygen content granulated sodium perborate product and method of making the same Klaus Mueller, Thomas Lieser 1992-03-10
4968500 Continuous method for preparation of granulated sodium perborate Klaus Mueller, Thomas Lieser 1990-11-06