| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Spain | 3 | |
| #3 | Switzerland | 2 | |
| #4 | Canada | 1 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Producer gas production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bemelmans Leon | 8 |
| #2 | Sillcox George W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US855749A | Gas-generator furnace. | |
| GB190519617A | Improvements in or relating to Gas Generator Furnaces. | |
| GB190006200A | Improvements in Devices for Stirring the Charge in Rotary and other like Furnaces. | |
| GB189617130A | An Improved Process of and Apparatus for Facilitating the Burning of Poor Coal and the like, chiefly applicable for Use in Gas Producers. | |
| GB189319606A | A New Process for Reducing Sulphuretted Ore into Oxides and Sulphur. | |
| CA41525A | Method of and apparatus for roasting ores |