Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253833 | Heating sheet bundle for regenerative heat exchangers | Winfried Moll, Siegfried Schluter | 2001-07-03 |
| 5314006 | Sheet metal heating package for regenerative heat exchangers as well as a method and apparatus for manufacture of profiled metal sheets for such sheet metal heating packages | Simon Kaastra | 1994-05-24 |