| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | France | 3 | |
| #3 | Germany | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Thermal processes | |
| #3 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Gas, coke and tar production | |
| #2 | Details of furnaces | |
| #3 | Purifying gas composition | |
| #4 | Bakers' ovens |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aldridge James George Willcox | 2 |
| #2 | Terrace John | 1 |
| #3 | Aldridge James-George-Willcox | 1 |
| #4 | Gibson Ralph Ernest | 1 |
| #5 | Fiddes Walter William | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB253727A | Improvements in and relating to discharging charger-conveyors for horizontal gas retorts and the like | |
| GB248557A | Improvements in or relating to stand-pipes for use in the manufacture of coal gas | |
| GB206367A | Improvements in apparatus for charging and discharging gas retorts | |
| GB188036A | Improvements in apparatus for charging and discharging gas retorts | |
| US1235740A | Machine for stoking gas-retorts. | |
| US756225A | Gas-retort charger and discharger. |