| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | United Kingdom | 5 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Civil engineering | |
| #3 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Fuels | |
| #2 | Gas, coke and tar production | |
| #3 | Swimming pools | |
| #4 | Metal production and refining | |
| #5 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rudolf Tormin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB270277A | Apparatus for carbonising fuels particularly coal | |
| GB277290A | Improvements in or relating to the manufacture of coke | |
| GB265228A | Process for the production of coke and ore masses | |
| US1611616A | Process of making fuel bricks | |
| GB239133A | Process for the manufacture of a moulded fuel from coke | |
| GB226567A | Process for the briquetting of low-grade fuels and apparatus for carrying out the process |