US2539074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical process for dehydrating oil
Assignee: Union Oil Company of California
•
Filing: 1944-05-05
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Granted: 1951-01-23
•
Expires: 1964-05-05
Abstract
No abstract record available.
Inventors
- 👤 Carl C Grove
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:59
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/02; B; B01; B01D; B01D17/00; B01D17/06; B03; B03C; B03C11/00; B03C2201/00; B03C2201/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A PROCESS FOR AGGLOMERATING PARTICLES OF AN AQUEOUS PHASE WHICH ARE DISPERSED IN A PETROLEUM OIL PHASE AS AN EMULSION, WHICH COMPRISES PASSING SAID EMULSION BETWEEN TWO ELECTRODES CHARGED WITH AN ALTERNATING ELECTRIC CURRENT HAVING A CONTINUOUS SINE WAVE FORM AND A FREQUENCY BETWEEN ABOUT 1 MILLION AND ABOUT 100 MILLION SAID PARTICLES OF THE AQUEOUS PHASE, GLOMERATING SAID PARTICLES OF THE AQUEOUS PHASE, AND SEPARATELY WITHDRAWING THE AGGLOMERATED AQUEOUS PHASE AND THE OIL PHASE.
Claim 2
Dependent Claim
75 words
A PROCESS FOR AGGLOMERATING PARTICLES OF AN AQUEOUS PHASE WHICH ARE DISPERSED IN A PETROLEUM OIL PHASE AS AN EMULSION, WHICH COMPRISES PASSING SAID EMULSION BETWEEN TWO ELECTRODES CHARGED WITH AN ALTERNATING ELECTRIC CURRENT HAVING A CONTINUOUS SINE WAVE FORM AND A FREQUENCY BETWEEN ABOUT 1 MILLION AND ABOUT 100 MILLION SAID PARTICLES OF THE AQUEOUS PHASE, GLOMERATING SAID PARTICLES OF THE AQUEOUS PHASE, AND SEPARATELY WITHDRAWING THE AGGLOMERATED AQUEOUS PHASE AND THE OIL PHASE.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-22 | 1954-07-24 | 1955-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-22 | 1958-07-24 | 1959-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-22 | 1962-07-24 | 1963-01-23 | $7700.00 | Window Closed / Lapsed |