| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Casting metal | |
| #2 | Details of furnaces | |
| #3 | Foundry moulding | |
| #4 | Pig-iron processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Blackburn James Benjamin | 3 |
| #2 | Randon Jean Louis | 3 |
| #3 | Randon Jean L | 2 |
| #4 | Blackburn James B | 2 |
| #5 | Blackburn J | 1 |
| #6 | Jiyan Rui Randon | 1 |
| #7 | Jieemusu Benjiyamin Buratsukub | 1 |
| #8 | Randon J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| AU4505579A | Manufacture of gate valves for closure devices | |
| CA1119391A | Process for the manufacture of gate valves for closure devices having a pouring nozzle and similar objects | |
| ES470311A1 | Process for the manufacture of gate valves for closure devices having a pouring nozzle and similar objects |