HF

Heinz-Rudi Feist

KA Kali-Chemie: 2 patents #25 of 106Top 25%
SS Solvay Sa: 2 patents #99 of 433Top 25%
SG Solvay Umweltchemie Gmbh: 1 patents #3 of 19Top 20%
📍 Hannover, CT: #1 of 1 inventorsTop 100%
Overall (All Time): #818,141 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11414369 Process for the preparation of halogenated carboxylic anhydrides Werner Rudolph 2022-08-16
10927063 Process for the preparation of halogenated carboxylic anhydrides Werner Rudolph 2021-02-23
5405991 Process for producing carboxylic acid esters from carboxylic acid halides and alcohols Wilhelm Pohlmeyer, Joachim Frehse, Werner Rudolph, Max Braun, Kerstin Eichholz 1995-04-11
5236597 Sorption of carboxylic acids by means of rubber Werner Legat, Hans-Walter Swidersky, Matthias Rieland, Thomas Born, Andrea Feldmann 1993-08-17
4746463 Process for producing novel products by hydrogen fluoride with esters of fatty acids Hans Buchwald, Boleslaus Raschkowski, Werner Rudolph 1988-05-24
4659493 Process for producing novel products by hydrogen fluoride with esters of fatty acids Hans Buchwald, Boleslaus Raschkowski, Werner Rudolph 1987-04-21