| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Brazil | 2 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Finland | 2 | |
| #4 | Sweden | 2 | |
| #5 | United States | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Heat-exchange device details | |
| #2 | Unspecified technologies | |
| #3 | Heat-exchanger without contact |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bengtsson Folke | 6 |
| #2 | Bengtsson F | 6 |
| Publication | Filing date | Title |
|---|---|---|
| FI793666A | Lamellvaermevaexlare | |
| FI793665A | Lamellvaermevaexlare | |
| WO7901098A1 | Arrangement at plate heat exchanger | |
| BR7908684A | Plate heat exchanger | |
| WO7901097A1 | Plate heat exchanger | |
| BR7908692A | Plate heat exchanger |