Method of producing refractory carbides,borides,silicides,sulfides,and nitrides of metals of groups iv,v,and vi of the periodic system
Abstract
Abstract A METHOD OF PRODUCING REFRACTORY INORGANIC COMPOUNDS SUCH AS CARBIDES, BORIDES, NITRIDES, SILICIDES, OXIDES, PHOSPHIDES, SULPHIDES, FLUORIDES AND CHLORIDES OF METALS OF THE IV, V AND VI GROUPS, IN WHICH AT LEAST ONE OF THE METALS OF THE IV, V AND VI GROUPS OF THE PERIODIC SYSTEM IS MIXED WITH ONE OF THE NON-METALS N, C, B, SI, O2, P, S, F, OR CL2 AND TO THE RESULTING MIXTURE IS INTRODUCED IGNITION MEANS FOR GENERATING A TEMPERATURE SUFFICIENT FOR STARTING THE PROCESS OF COMBUSTION OF THE INITIAL COMPONENTS WHOSE FURTHER INTERACTION TAKES PLACE OWING TO HEAT HENERATED BY THE REACTION, THE REACTION OF METALS WITH METALLOIDS, C, B, SI, P, S BEING CARRIED OUT IN AN INERT GAS MEDIUM.
Inventors
- 👤 A Merzhanov
- 👤 V Shkiro
- 👤 I Borovinskaya
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-09 | 1976-10-09 | 1977-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-09 | 1980-10-09 | 1981-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-09 | 1984-10-09 | 1985-04-10 | $7700.00 | Window Closed / Lapsed |