Issued Patents All Time
Showing 1–25 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11414369 | Process for the preparation of halogenated carboxylic anhydrides | Heinz-Rudi Feist | 2022-08-16 |
| 10927063 | Process for the preparation of halogenated carboxylic anhydrides | Heinz-Rudi Feist | 2021-02-23 |
| 6645451 | Method of preparing inorganic pentafluorides | Alf Schulz, Dirk Seffer, Matthias Rieland | 2003-11-11 |
| 6583313 | Two phase preparation of carboxylic acid esters | Max Braun, Kerstin Eichholz | 2003-06-24 |
| 6489510 | Production of carboxylic acid fluorides | Max Braun, Kerstin Eichholz | 2002-12-03 |
| 6423866 | Production of aminohalogencrotonates | Max Braun, Francine Jannssens, Kerstin Eichholz | 2002-07-23 |
| 6350424 | Low-melting potassium fluoroaluminate | Heinz-Joachim Belt, Ruediger Sander | 2002-02-26 |
| 6264096 | Flux suitable for soldering light metals such as aluminum | Heinz-Joachim Belt, Alfred Borinski, Ruediger Sander | 2001-07-24 |
| 6221129 | Process for preparing flux suitable for soldering light metals such as aluminum | Heinz-Joachim Belt, Alfred Borinski, Ruediger Sander | 2001-04-24 |
| 6150561 | Method of making carotenoids | Paul Kreienbuhl, Peter Rudin | 2000-11-21 |
| 5985233 | Low-melting potassium fluoroaluminate | Heinz-Joachim Belt, Ruediger Sander | 1999-11-16 |
| 5980650 | Flux suitable for soldering light metals such as aluminum | Heinz-Joachim Belt, Alfred Borinski, Ruediger Sander | 1999-11-09 |
| 5919341 | Difluorochloracetyl, dichloracetyl and trichloracetyl chloride preparation | Max Braun, Kerstin Eichholz | 1999-07-06 |
| 5894075 | Catalytic mixtures composed of titanium and tin and uses thereof | Max Braun, Stefan Palsherm | 1999-04-13 |
| 5866093 | Method of preparing LiPF.sub.6 | Heinz-Joachim Belt, Dirk Seffer | 1999-02-02 |
| 5759707 | Flux-coated metal components | Heinz-Joachim Belt, Ruediger Sander | 1998-06-02 |
| 5679613 | Chlorofluoro(hydro)carbon conversion process | Hans-Walter Swidersky, Johannes Eicher, Thomas Born, Carsten Brosch | 1997-10-21 |
| 5585085 | Removal of water and/or hydrocarbons from hydrogen fluoride | Ulrich Seseke-Koyro, Andreas Grossmann | 1996-12-17 |
| 5569782 | Process for preparing polyfluorochlorocarbonyl chlorides and perfluorocarbonyl chlorides with addition of chlorine | Max Braun, Kerstin Eichholz | 1996-10-29 |
| 5545298 | Process for preparing polyfluorocarboxylic acid chlorides and perfluorocarboxylic acid chlorides | Max Braun, Kerstin Eichholz | 1996-08-13 |
| 5532411 | Production of carboxylic acid halides and carboxylate salts | Max Braun, Stefan Palsherm, Kerstin Eichholz | 1996-07-02 |
| 5481029 | Process for preparation of ketones | Max Braun, Johannes Eicher, Kerstin Eichholz | 1996-01-02 |
| 5434319 | Production of perfluoroalkanes | Ralf Herkelmann, Ruediger Sander, Alf Schulz | 1995-07-18 |
| 5430201 | Chlorofluoro (hydro) carbon conversion process | Hans-Walter Swidersky, Johannes Eicher, Thomas Born, Carsten Brosch | 1995-07-04 |
| 5405991 | Process for producing carboxylic acid esters from carboxylic acid halides and alcohols | Heinz-Rudi Feist, Wilhelm Pohlmeyer, Joachim Frehse, Max Braun, Kerstin Eichholz | 1995-04-11 |