| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 11 | |
| #2 | France | 5 | |
| #3 | Canada | 4 | |
| #4 | United Kingdom | 4 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Magnetic or electrostatic solid separation | |
| #2 | Furnaces | |
| #3 | Details of furnaces | |
| #4 | Separating solids | |
| #5 | Separating solids using liquids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Neumann Dipl-Ing Kurt | 5 |
| #2 | Goltz Dipl-Ing Arnold | 5 |
| #3 | Neumann Kurt | 4 |
| #4 | Goltz Arnold | 4 |
| #5 | Goltz Dipl-Berging Arnold | 2 |
| #6 | Ackert Rudolf | 2 |
| #7 | Mayr Max | 2 |
| #8 | Beyer Theodor | 1 |
| #9 | Neumann Kurt Dipl-Berging | 1 |
| #10 | Goltz Arnold Dipl-Berging | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB807118A | Improvements in or relating to the magnetic separation of fine-grained pulverulent or dustlike materials | |
| GB804678A | Improved magnetic separator | |
| GB797246A | Improved magnetic separator or grader | |
| GB826685A | An improved magnetic separator | |
| CA650407A | Dressing iron ores | |
| CA606620A | Magnetic separator | |
| CA639862A | Magnetic separator | |
| CA639863A | Magnetic fine-grain separator |