US2793751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for removing entrained moisture from oil
Assignee: Hydro Equipment Corp
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Filing: 1953-07-24
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Granted: 1957-05-28
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Expires: 1973-07-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:26
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/06; C11; C11B; C11B3/00; C11B3/12; C11B3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN A METHOD FOR REMOVING MOISTURE OCCLUDED IN A SUBSTANTIALLY WATER IMMISCIBLE LIQUID COMPOSITION WHICH IS SUBSTANTIALLY FREE FROM WATER READILY SEPARABLE BY GRAVITY, THE STEPS OF (1) AGITATING SAID MOISTURE CONTAINING LIQUID COMPOSITION IN THE PRESENCE OF GAS TO WHICH SAID LIQUID COMPOSITION IS CHEMICALLY SUBSTANTIALLY INERT AT THE OPERATING TEMPERATURE TO FORM AN INTIMATE MIXTURE OF SAID LIQUID COMPOSTION WITH DISPERSED GAS IN THE FORM OF FINE BUBBLES AND CAUSE REPEATED EXPANSIONS AND CONTRACTIONS IN THE MIXTURE THEREBY CONTACTING SAID EVAPORATING
Claim 2
Dependent Claim
83 words
IN A METHOD FOR REMOVING MOISTURE OCCLUDED IN A SUBSTANTIALLY WATER IMMISCIBLE LIQUID COMPOSITION WHICH IS SUBSTANTIALLY FREE FROM WATER READILY SEPARABLE BY GRAVITY, THE STEPS OF (1) AGITATING SAID MOISTURE CONTAINING LIQUID COMPOSITION IN THE PRESENCE OF GAS TO WHICH SAID LIQUID COMPOSITION IS CHEMICALLY SUBSTANTIALLY INERT AT THE OPERATING TEMPERATURE TO FORM AN INTIMATE MIXTURE OF SAID LIQUID COMPOSTION WITH DISPERSED GAS IN THE FORM OF FINE BUBBLES AND CAUSE REPEATED EXPANSIONS AND CONTRACTIONS IN THE MIXTURE THEREBY CONTACTING SAID EVAPORATING
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) | 1960-05-27 | 1960-11-26 | 1961-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-27 | 1964-11-26 | 1965-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-27 | 1968-11-26 | 1969-05-28 | $7700.00 | Window Closed / Lapsed |