| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Materials and metallurgy | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Fuels | |
| #2 | Building materials | |
| #3 | Gas, coke and tar production | |
| #4 | Climate change mitigation in goods production |
| # | Name | Total Patents |
|---|---|---|
| #1 | Henry Gaston Charles | 1 |
| #2 | Baptist Henri Felix Jean | 1 |
| #3 | Purdon Arthur | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES238604A1 | Improvements in the manufacture of high resistance cements (Machine-translation by Google Translate, not legally binding) | |
| DE685548C | Process and rotary kiln for heating coal | |
| CA646625A | Manufacture of high early-strength cements from granulated blast furnace slags | |
| CA393813A | Rotary oven for coal |