US2901886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of increasing engine thrust
Assignee: Dow Chemical Co
•
Filing: 1956-03-21
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Granted: 1959-09-01
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Expires: 1976-03-21
Abstract
No abstract record available.
Inventors
- 👤 Doerner Mona Phyllis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:09
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/02; C06B47/08; C06B43/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN A METHOD OF OBTAINING THRUST FROM AN ENGINE ADAPTED FOR PRODUCING THRUST UPON COMBUSTION THEREIN OF A HIGH ENERGYH FUEL WITH AN OXIDEZER WHICH WILL EFFECT A HYPERGOLIC AND SPONTANEOUS COMBUSTION WITH THE FUEL, AND WHEREIN THE FUEL AND AN AMOUNT OF THE OXIDIZER SUFFICIENT OT EFFECT SUBSTANTIALLY COMPLETE COMBUSTION THEREOF ARE SIMULTANEOUSLY SUPPLIED TO THE COMBUSTION ZONE OF SAID ENGINE, THE IMPORVEMENT WHICH COMPRISES EMPLOYING AS THE HIGH ENERGY FUEL A MEMBER OF THE GROUP CONSISTING OF (2-PROPYNYL) HYDRAZINE, 1,1-BIS(2-PROPYNYL) HYDRAZINE, 1-METHYL-I-(2-PROPYNYL) HYDRAZINE, 1-ETHYL-I-(-PROPYNYL) HYDRAZINE, METHYL DI(2-PROPYNLY)AMINE, DIMETHYL(2-PROPYNL)AMINE AND ALLYL DI(2-PROPYNYL)AMINE.
Claim 2
Dependent Claim
93 words
IN A METHOD OF OBTAINING THRUST FROM AN ENGINE ADAPTED FOR PRODUCING THRUST UPON COMBUSTION THEREIN OF A HIGH ENERGYH FUEL WITH AN OXIDEZER WHICH WILL EFFECT A HYPERGOLIC AND SPONTANEOUS COMBUSTION WITH THE FUEL, AND WHEREIN THE FUEL AND AN AMOUNT OF THE OXIDIZER SUFFICIENT OT EFFECT SUBSTANTIALLY COMPLETE COMBUSTION THEREOF ARE SIMULTANEOUSLY SUPPLIED TO THE COMBUSTION ZONE OF SAID ENGINE, THE IMPORVEMENT WHICH COMPRISES EMPLOYING AS THE HIGH ENERGY FUEL A MEMBER OF THE GROUP CONSISTING OF (2-PROPYNYL) HYDRAZINE, 1,1-BIS(2-PROPYNYL) HYDRAZINE, 1-METHYL-I-(2-PROPYNYL) HYDRAZINE, 1-ETHYL-I-(-PROPYNYL) HYDRAZINE, METHYL DI(2-PROPYNLY)AMINE, DIMETHYL(2-PROPYNL)AMINE AND ALLYL DI(2-PROPYNYL)AMINE.
References Cited (Backward Citations)
US2573471A
Cited
US2712496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |