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US3158991A Expired / Lapsed US ⏱️ 0.0 years remaining

Irradiated polymeric propellants and process of rocket propulsion

Assignee: Dal Mon Research Co
•
Filing: 1958-04-24
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Granted: 1964-12-01
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Expires: 1978-04-24
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Abstract

No abstract record available.

Inventors

  • 👤 Alelio Gaetano F D

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 08:25
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B21/00; C06B21/0008; C06B21/0025; C08; C08K; C08K3/00; C08K3/18

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 155 words
A PROCESS OF PROPELLING ROCKETS COMPRISING THE STEP OF COMBUSTING AN IRRADIATED CROSSLINKED MASS CONSISTING ESSENTIALLY OF A RUBBER SELECTED FROM THE CLASS CONSISTING OF NATURAL RUBBER, AND SYNTHETIC RUBBER POLYMERS AND COPOLYMERS OF 1,3-DIENE COMPOUNDS, AND 1-95 PERCENT BY WEIGHT OF AN OXIDIZING AGENT SELECTED FROM THE CLASS CONSISTING OF POTASSIUM PERCHLORATE, POTASSIUM NITRATE, POTASSIUM PERMAGANATE, POTASSIUM IODATE, POTASSIUM DICHROMATE, AMMONIUM PERCHLORATE, AMMONIUM NITRATE, AMMONIUM PERSULFATE, MANGANESE DIOXIDE, PERCHLORIC ACID, CHLORIDE ACID AND ARYL PERCHLORYL COMPOUNDS, SAID MASS BEING CONTAINED IN THE FUEL CHAMBER OF A ROCKET AND HAVING A TUBULAR SHAPE HAVING SUBSTANTIALLY UNIFORM CROSSSECTION THROUGHOUT ITS LENGTH, SAID TUBULAR SHAPE BEING ADAPTED TO PERMIT ESCAPE OF COMBUSTION PRODUCTS FROM ONLY ONE END OF THE LINEAR OPENING THEREIN, AND SAID MASS HAVING BEEN EXPOSED TO AT LEAST TWO MEGAREPS AND NO MORE THAN ABOUT 100 MERGAREPS OF HIGH ENERGY, IONIZING RADIATION DERIVED FROM AN ENERGY SOURCE EQUIVALENT TO AT LEAST 100,000 ELECTRON VOLTS.

References Cited (Backward Citations)

US1906402A Cited
GB665262A Cited
US2791883A Cited
GB732047A Cited
US2763609A Cited
GB742933A Cited
US2877504A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-12-01 1968-06-01 1968-12-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-12-01 1972-06-01 1972-12-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-12-01 1976-06-01 1976-12-01 $7700.00 Window Closed / Lapsed

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