US2675884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of liquids from gas-oil mixtures
Assignee: Universal Oil Products Co
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Filing: 1952-03-31
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Granted: 1954-04-20
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Expires: 1972-03-31
Abstract
No abstract record available.
Inventors
- 👤 Richard M Deanesly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:41
CPC Classifications
C; C10; C10G; C10G5/00; C10G5/06; Y; Y10; Y10S; Y10S203/00; Y10S203/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A METHOD FOR INCREASING LIQUID RECOVERY FROM A MIXED STREAM OF GAS AND LIQUID CRUDE OIL ISSUING FROM A WELL AT A SUBSTANTIALLY HIGH SUPERATMOSPHERIC PRESSURE, WHICH COMPRISES, INTRODUCING SAID STREAM INTO A GAS AND LIQUID SEPARATION ZONE, WITHDRAWING A GASEOUS STREAM FROM THE UPPER PORTION OF SAID ZONE AND CONTINUOUSLY EXPANDING AT LEAST A PORTION THEREOF IN TURBOEXPANSION MEANS EFFECTING THE GENERATION OF MECHANICAL ENERGY AND A REDUCED TEMPERATURE
Claim 2
Independent Claim
70 words
A METHOD FOR INCREASING LIQUID RECOVERY FROM A MIXED STREAM OF GAS AND LIQUID CRUDE OIL ISSUING FROM A WELL AT A SUBSTANTIALLY HIGH SUPERATMOSPHERIC PRESSURE, WHICH COMPRISES, INTRODUCING SAID STREAM INTO A GAS AND LIQUID SEPARATION ZONE, WITHDRAWING A GASEOUS STREAM FROM THE UPPER PORTION OF SAID ZONE AND CONTINUOUSLY EXPANDING AT LEAST A PORTION THEREOF IN TURBOEXPANSION MEANS EFFECTING THE GENERATION OF MECHANICAL ENERGY AND A REDUCED TEMPERATURE
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) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |