| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Building materials | |
| #2 | Furnaces |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gareis Fritz Dr-Ing | 2 |
| #2 | Buntenbach Friedrich Dipl-Ing | 1 |
| #3 | Verlohr Carl Dipl-Ing | 1 |
| #4 | Verlohr Karl Dr-Ing | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE937636C | Combustion process | |
| DE939078C | Process for the production of refractory bricks and ramming masses | |
| DE938177C | Process for the production of refractory bricks and ramming masses | |
| DE882372C | Tunnel furnace for the production of highly refractory bricks | |
| DE875473C | Firing process for the production of highly refractory bricks |