Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11643327 | Method for the catalytic oxidation of ammonia gas | Jens MATHIAK | 2023-05-09 |
| 10899617 | Method for removing N2O and NOx from the nitric acid production process, and an installation suitable for same | Meinhard Schwefer, Rolf Siefert, Jürgen Fuchs, Klaus Ruthardt | 2021-01-26 |
| 10022669 | Process and apparatus for eliminating NOX and N2O | Meinhard Schwefer, Christian Perbandt, Rolf Siefert | 2018-07-17 |
| 9738521 | Method for removing N2O and NOx from the nitric acid production process, and an installation suitable for same | Meinhard Schwefer, Rolf Siefert, Jürgen Fuchs, Klaus Ruthardt | 2017-08-22 |
| 9266081 | Device and process for catalytic gas phase reactions and use thereof | Meinhard Schwefer, Jürgen Fuchs, Rainer Maurer, Rolf Siefert, Bernhard Hündgen | 2016-02-23 |
| 9108175 | Device and method for catalytic gas phase reaction and the use thereof | Meinhard Schwefer, Jürgen Fuchs, Rainer Maurer, Rolf Siefert, Bernhard Hündgen | 2015-08-18 |
| 7744839 | Method for reducing the nitrogen oxide concentration in gases | Meinhard Schwefer, Rolf Siefert | 2010-06-29 |
| 7462340 | Method and device for reducing the NOX and N2O of gases | Meinhard Schwefer, Rolf Siefert, Rainer Maurer | 2008-12-09 |
| 7393512 | Denitrification method | Meinhard Schwefer | 2008-07-01 |
| 6960563 | Spontaneous emulsions containing cyclosporine | Kamel Egbaria | 2005-11-01 |
| 5869645 | Method for isolating high molecular weight antineoplastic glycans using urea | — | 1999-02-09 |
| 5712123 | Mixture having antitumor activities | Melvin E. Klegerman, Ronghua Wang | 1998-01-27 |
| 5290559 | Device and method for treatment of infections | — | 1994-03-01 |
| 5186936 | Packing material for treatment of infections | — | 1993-02-16 |
| 5158804 | Particle coating apparatus for small-scale processing | M. Hayat Alkan | 1992-10-27 |
| 5091308 | Process for the enzymatic dispersal of Mycobacterium bovis - BCG | Melvin E. Klegerman | 1992-02-25 |
| 4919973 | Coating apparatus for small-scale processing | M. Hayat Alkan | 1990-04-24 |