| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Switzerland | 3 | |
| #3 | Germany | 3 | |
| #4 | Spain | 3 | |
| #5 | France | 3 | |
| #6 | United Kingdom | 3 | |
| #7 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Building materials | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | White Charles A | 5 |
| #2 | Refractory Corporation Buffalo | 3 |
| #3 | Ohman John L | 2 |
| #4 | Farish William A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB207677A | Method of making refractory articles | |
| GB176436A | Improvements in refractory composition | |
| GB176437A | Improvements in non-recrystallized refractory composition | |
| US1458913A | Nonrecrystallized refractory material | |
| US1458725A | Refractory composition | |
| CA225123A | Refractory composition | |
| CA225124A | Refractory composition |