HB

Helmut Bahrmann

Hoechst Gmbh: 43 patents #25 of 4,020Top 1%
RU Ruhrchemie: 17 patents #3 of 98Top 4%
CG Celanese Gmbh: 8 patents #13 of 478Top 3%
CG Celanese Chemicals Europe Gmbh: 6 patents #4 of 84Top 5%
BH Bayer Healthcare: 1 patents #4,623 of 8,007Top 60%
CL Clariant: 1 patents #240 of 540Top 45%
📍 Hünxe, DE: #1 of 42 inventorsTop 3%
Overall (All Time): #24,566 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 51–75 of 77 patents

Patent #TitleCo-InventorsDate
5200380 Process for producing aldehydes Wolfgang Anton Herrmann, Christian Kohlpaintner 1993-04-06
5174899 Process for separating organometallic compounds and/or metal carbonyls from their solutions in organic media Michael Haubs, Willi Kreuder, Thomas Muller 1992-12-29
5149876 Process for the preparation of amines Detlef Kampmann, Jurgen Weber, Claus Kniep 1992-09-22
5126475 Process for the preparation of organic phosphites which are stable to hydrolysis Bernhard Fell, Georgios Papadogianakis 1992-06-30
5118867 Process for the preparation of aldehydes Bernhard Fell, Georgios Papadogianakis 1992-06-02
5091350 Process for hydroformylation with rhodium catalysts and the separation of rhodium therefrom Boy Cornils, Werner Konkol, Hanswilhelm Bach, Ernest Wiebus, Wolfgang Lipps 1992-02-25
5051522 Complex compound of rhodium-containing sulfonated triphenylphosphane Werner Konkol, Wolfgang Anton Herrmann, Jurgen Kulpe 1991-09-24
5041228 Process for separating mixtures of substances contained in an aqueous or aqueous/organic solution W. A. Herrmann, Jurgen Kulpe, Werner Konkol, Hanswilhelm Bach, Wilhelm Gick +2 more 1991-08-20
4879418 Process for the preparation of aldehydes Hanswilhelm Bach, Boy Cornils, Wilhelm Gick, Volker Heim, Werner Konkol +1 more 1989-11-07
4808757 Process for the preparation of aldehydes Boy Cornils, Werner Konkol, Hanswilhelm Bach, Wilhelm Gick, Ernst Wiebus +1 more 1989-02-28
4795727 Rhodium catalysts and methods of preparation and use thereof Hanswilhelm Bach, Boy Cornils, Werner Konkol, Ernst Wiebus 1989-01-03
4740626 Process for the preparation of aldehydes Werner Konkol, Jugen Weber, Hanswilhelm Bach, Ludger Bexten 1988-04-26
4731485 Process for hydroformylation with rhodium catalysts and the separation of rhodium therefrom Boy Cornils, Werner Konkol, Hanswilhelm Bach, Ernest Wiebus, Wolfgang Lipps 1988-03-15
4723047 Process for the preparation of nonadecanediols Boy Cornils, Werner Konkol, Jurgen Weber, Ludger Bexten, Hanswilhelm Bach 1988-02-02
4711648 Process for purification of gases Werner Konkol, Georg Dambkes, Wilhelm Gick, Ernst Wiebus, Hanswilhelm Bach 1987-12-08
4710321 Quaternary ammonium salts of sulfonated triarylphosphines and process for the production thereof Boy Cornils, Wolfgang Lipps, Peter Lappe, Helmut Springer 1987-12-01
4673535 Quaternary ammonium salts of sulfonated triarylphosphines and process for the production thereof Boy Cornils, Wolfgang Lipps, Peter Lappe, Helmut Springer 1987-06-16
4616096 Process for the production of aldehydes Boy Cornils, Wolfgang Lipps, Werner Konkol 1986-10-07
4593126 Process for preparing aldehydes Boy Cornils, Werner Konkol, Hanswilhelm Bach, Georg Dambkes, Wilhelm Gick +2 more 1986-06-03
4578523 Process for the preparation of aldehydes Boy Cornils, Werner Konkol, Wolfgang Lipps 1986-03-25
4472526 Process for producing ethanol and n-propanol from methanol and synthesis gas Boy Cornils, Carl D. Frohning, Wolfgang Lipps 1984-09-18
4424383 Process for producing ethanol and n-propanol from methanol Boy Cornils, Carl D. Frohning, Gerhard Diekhaus, Ernst Wiebus 1984-01-03
4355192 Process for the production of ethanol and n-propanol from methanol Boy Cornils, Carl D. Frohning, Gerhard Diekhaus, Ernst Wiebus 1982-10-19
4337363 Process for the preparation of 3-(4-methyl-3-cyclohexen-1-yl) butyraldehyde Boy Cornils, Carl D. Frohning, Jurgen Weber 1982-06-29
4317945 Process for preparing 2-methyl-2-sec.butyl-1,3-propanediol Wolfgang Bernhagen, Jurgen Weber, Helmut Springer 1982-03-02