Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5022934 | Heat treating a metallic workpiece in a fluidized bed | Ewald Schwing, Peter Sommer | 1991-06-11 |
| 4869756 | Process for carburizing a steel workpiece | Ewald Schwing, Peter Sommer | 1989-09-26 |
| 4627175 | Fluidized-bed apparatus | Ewald Schwing, Peter Sommer | 1986-12-09 |
| 4620883 | Fluidized-bed heat-treatment method for metallic workpieces | Ewald Schwing, Peter Sommer | 1986-11-04 |
| 4599067 | Apparatus for the thermal removal of lacquer from metallic and ceramic articles | Ewald Schwing, Peter Sommer | 1986-07-08 |
| 4583942 | Apparatus for the removal of lacquer from metallic and ceramic articles | Ewald Schwing, Peter Sommer | 1986-04-22 |