| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 15 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Engines, pumps and turbines | |
| #3 | Basic materials chemistry | |
| #4 | Control | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Burners | |
| #2 | Purifying gas composition | |
| #3 | Supplying combustion engines | |
| #4 | Systems controlling non-electric variables | |
| #5 | Rotary pistons | |
| #6 | Pumps | |
| #7 | Venting or aerating devices | |
| #8 | Domestic stoves | |
| #9 | Producer gas production | |
| #10 | Fluid fuel combustion |
| Publication | Filing date | Title |
|---|---|---|
| GB573465A | Burner for mazout and similar fuels |