| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | United States | 3 | |
| #3 | Switzerland | 2 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Control | |
| #3 | Machines | |
| #4 | Measurement | |
| #5 | Macromolecular chemistry and polymers | |
| #6 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Fibrous raw materials | |
| #2 | Systems controlling non-electric variables | |
| #3 | Analysing materials | |
| #4 | Mixing | |
| #5 | Unspecified technologies | |
| #6 | Polysaccharides | |
| #7 | Cyclones | |
| #8 | Treatment of paper-making materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Erik Folke Eriksson | 2 |
| #2 | Folke Eriksson Erik | 1 |
| #3 | Evert Mossberg Karl | 1 |
| #4 | Eriksson Erik Folke | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB906779A | Device for controlling the supply of diluting liquid to a machine for working a liquid-containing material | |
| GB886070A | Automatic control means for the discharge from apparatus for continuous treatment of material | |
| US3054532A | Devices for automatic control of the discharge from an apparatus for continuous treatment of material | |
| US3017767A | Automatic control of the concentration in suspensions such as cellulose, paper pulp, and the like |