US2727588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas engine fuel
Assignee: Pure Oil Co
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Filing: 1953-09-24
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Granted: 1955-12-20
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Expires: 1973-09-24
Abstract
No abstract record available.
Inventors
- 👤 Byron B Woertz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:40
CPC Classifications
C; C10; C10G; C10G5/00; C10G5/04; C10L; C10L3/00; C10G2300/00; C10G2300/10; C10G2300/1025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A METHOD OF PRODUCING A SUBSTANTIALLY CONSTANT COMPOSITION HYDROCARBON FUEL GAS FROM A MIXTURE OF DEMETHANIZER RICH OIL RE-ABSORBER GAS AND THE DE-ETHANIZER GAS BLEND FROM A GASOLINE PLANT COMPRISING SUBJECTING A MIXTURE OF SAID GASES TO CONTACT WITH AN ABSORBING MEDIUM IN AN ABSORBER UNDER CONDITIONS SUCH THAT THE ABSORBING MEDIUM BECOMES SUBSTANTIALLY SATURATED WITH SAID MIXTURE OF GASES UNDER EQUILIBRIUM CONDITIONS, RECYCLING SAID ABSORBER MEDIUM DIRECTLY BACK TO THE ABSORBER WITHOUT REGENERATION AND WITHDRAWING CONSTANT COMPOSITION FUEL GAS FROM SAID ABSORBER.
Claim 2
Independent Claim
83 words
A METHOD OF PRODUCING A SUBSTANTIALLY CONSTANT COMPOSITION HYDROCARBON FUEL GAS FROM A MIXTURE OF DEMETHANIZER RICH OIL RE-ABSORBER GAS AND THE DE-ETHANIZER GAS BLEND FROM A GASOLINE PLANT COMPRISING SUBJECTING A MIXTURE OF SAID GASES TO CONTACT WITH AN ABSORBING MEDIUM IN AN ABSORBER UNDER CONDITIONS SUCH THAT THE ABSORBING MEDIUM BECOMES SUBSTANTIALLY SATURATED WITH SAID MIXTURE OF GASES UNDER EQUILIBRIUM CONDITIONS, RECYCLING SAID ABSORBER MEDIUM DIRECTLY BACK TO THE ABSORBER WITHOUT REGENERATION AND WITHDRAWING CONSTANT COMPOSITION FUEL GAS FROM SAID ABSORBER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |