| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Chemical engineering | |
| #3 | Basic materials chemistry | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Milling | |
| #2 | Separating solids using liquids | |
| #3 | Chemical or physical processes | |
| #4 | Inorganic treatment materials | |
| #5 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kaiser Fritz | 6 |
| #2 | Beushausen Walter | 5 |
| #3 | Rumpf Hans Dr | 3 |
| #4 | Rumpf Hans Dr-Ing | 3 |
| #5 | Knoll Max | 1 |
| #6 | Hieber Richard | 1 |
| #7 | Busch Dr Werner | 1 |
| #8 | Beck Erich | 1 |
| #9 | Rumpf Dr-Ing Hans | 1 |
| #10 | Seifert Hans | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1057855B | Process for improving the dispersibility and color properties of substances consisting of different hardnesses | |
| DE850601C | Process for performing chemical reactions on granular material | |
| DE875906C | Device for producing metal powder | |
| DE888637C | Pin mill | |
| DE811821C | Processing of garbage | |
| DE844242C | Pin mill | |
| DE815976C | Hammer mill | |
| DE864789C | Centrifugal mill | |
| DE863284C | Grinding classifier | |
| DE814431C | Processing device for garbage and other waste | |
| DE855352C | Sieve-less pin mill | |
| DE852334C | Sieve-less pin mill |