Filler rich powder and method of making
Abstract
Abstract THIS INVENTION RELATES TO A METHOD OF MODIFYING SOLID COMPOSITE PROPELLANT COMBUSTION OR PROCESSING PROPERTIES OR BOTH WHEREBY ALL OR PART OF THE SOLID FILLER IS CONCENTRATED IN A FILLER-RICH POWDER OF CONTROLLED PARTICLE SIZE AND SHAPE WHICH IS THEN DISPERSED IN A BINDER-RICH MATRIX TO FORM A COMPOSITE SOLID PROPELLANT. THIS INVENTION INCLUDES, BUT IS NOT LIMITED TO, A METHOD OF FORMING THE FILLER-RICH POWDER WHICH COMPRISES LOADING A HIGH PERCENTAGE OF SMALL PARTICLE-SIZE SOLID FILLERS IN A SUITABLE BINDER, FORMING A CAKE, AND SUBSEQUENTLY GRINDING OF THE CAKE IN CONVENTIONAL EQIUPMENT TO YIELD A POWDER OF ANY DESIRED PARTICLE SIZE DISTRIBUTION. THE POWDER THUS OBTAINED IS THEN FORMULATED INTO A SOLID PROPELLANT BY THE USE OF ADDITIONAL BINDERS AND USUALLY, BUT NOT NECESSARILY, SOME ADDITIONAL FILLER SOLIDS.
Inventors
- 👤 R Lou
- 👤 A Katzakian
- 👤 S Burket
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) | 1976-09-24 | 1977-03-26 | 1977-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-24 | 1981-03-26 | 1981-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-24 | 1985-03-26 | 1985-09-25 | $7700.00 | Window Closed / Lapsed |