| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Denmark | 2 | |
| #3 | United States | 2 | |
| #4 | Canada | 1 | |
| #5 | Switzerland | 1 | |
| #6 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Heat-exchanger without contact | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pfeiff Alexander Theodor | 9 |
| #2 | Alexander Theodor Pfeiff | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US883338A | Apparatus for cooling and ventilating milk, cream, &c. | |
| GB190714423A | Improved Apparatus for Cooling and Aerating Milk, Cream and the like | |
| US883339A | Liquid-heating apparatus. | |
| GB190707690A | Liquid Heating Apparatus | |
| CA106527A | Treatment of milk or cream | |
| GB190317097A | Improvements in Sterilizing Apparatus. | |
| GB189607802A | Improvements in Apparatus for Sterilizing Milk, Cream, and other Liquids, by Means of Steam. |