| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 3 | |
| #2 | Belgium | 2 | |
| #3 | Germany | 2 | |
| #4 | Denmark | 2 | |
| #5 | France | 2 | |
| #6 | United Kingdom | 2 | |
| #7 | Netherlands | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Chemical engineering | |
| #3 | Materials and metallurgy | |
| #4 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sherwen R G | 4 |
| #2 | Sherwen Ronald Gloudie | 2 |
| #3 | Ingram David John | 1 |
| #4 | Mitchell Keith James | 1 |
| #5 | Vidler Edward Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB9406806D0 | Cold pressure butt welders | |
| GB8515010D0 | Cold pressure butt welding | |
| FR2382409A1 | Transportable plant for heat treating particles - consists of separate drying, firing and cooling chambers | |
| FR2382665A1 | IMPROVEMENTS TO ROTARY HEAT EXCHANGERS | |
| ES356800A1 | Improvements in endless band transporters. (Machine-translation by Google Translate, not legally binding) |