| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | German Democratic Republic | 4 | |
| #3 | Hungary | 1 | |
| #4 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Macromolecular chemistry and polymers |
| # | Technology | |
|---|---|---|
| #1 | Building materials | |
| #2 | Compounding ingredients |
| # | Name | Total Patents |
|---|---|---|
| #1 | Simeonov Jordan Todorov Prof D | 5 |
| #2 | Simeonov Jordan T | 5 |
| #3 | Djabarov Nikola Borissov Dipl | 4 |
| #4 | Djabarov Nikola B | 4 |
| #5 | Tscheschkov Valeri Michajlovit | 2 |
| #6 | Sachariev Georgi S | 1 |
| #7 | Angelov Vladimir P | 1 |
| #8 | Ivanov Veliko K | 1 |
| #9 | Sachariev Georgi Sachariev Dip | 1 |
| #10 | Tscheschkov V M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| HUT35707A | Material composition for pressed plates | |
| DE2657945A1 | Setting accelerator for ordinary Portland cement - based on gypsum and lime with addn. of aluminium penta-hydroxide chloride | |
| DD127908A1 | Additive to the manufacture of fast-haired portland cement and its method of use | |
| DE2649863A1 | METHOD FOR CURING CARBAMIDE FORMAL DEHYDE RESIN |