Patent US2566980A successfully refreshed from Google Patents.
US2566980A
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Process of breaking water and oil emulsions
Assignee: Gulf Oil Corp
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Filing: 1949-11-21
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Granted: 1951-09-04
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Expires: 1969-11-21
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Catanach
- 👤 Ralph P Gulley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:28
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/04; Y; Y10; Y10S; Y10S516/00; Y10S516/924; Y10S516/928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE PROCESS OF BREAKING OIL AND WATER EMULSIONS WHICH COMPRISES HEATING THE EMULSIONS, ADJUSTING THE PH OF THE WATER CONTAINED IN THE EMULSION TO VALUE BETWEEN 11 AND 13, AGITATING AND HEATING THE EMULSIONS THUS FORMED UNTIL THE EMULSION WILL BREAK INTO SEPARATE OIL AND WATER PHASES AFTER A SHORT SETTLING PERIOD, DISCONTINUING AGITATING AND HEATING, AND ALLOWING THE MIXTURE TO SETTLE INTO SEPARATE OIL AND WATER LAYERS.
Claim 2
Dependent Claim
68 words
THE PROCESS OF BREAKING OIL AND WATER EMULSIONS WHICH COMPRISES HEATING THE EMULSIONS, ADJUSTING THE PH OF THE WATER CONTAINED IN THE EMULSION TO VALUE BETWEEN 11 AND 13, AGITATING AND HEATING THE EMULSIONS THUS FORMED UNTIL THE EMULSION WILL BREAK INTO SEPARATE OIL AND WATER PHASES AFTER A SHORT SETTLING PERIOD, DISCONTINUING AGITATING AND HEATING, AND ALLOWING THE MIXTURE TO SETTLE INTO SEPARATE OIL AND WATER LAYERS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |