US2626232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for sweetening hydrocarbons
Assignee: Standard Oil Development Co
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Filing: 1949-07-16
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Granted: 1953-01-20
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Expires: 1969-07-16
Abstract
No abstract record available.
Inventors
- 👤 Robert M Love
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:54
CPC Classifications
C; C10; C10G; C10G27/00; C10G27/02; C10G19/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD FOR TREATING PETROLEUM DISTILLATES WHICH COMPRISES CONTACTING IN A FERROUS METAL CONTAINER A SOUR PETROLEUM DISTILLATE HAVING A BOILING POINT BELOW 700* F. WITH AN ALKALINE HYPOCHLORITE SOLUTION NON-CORROSIVE TO SAID METAL CONTAINER CONTAINING IN EXCESS OF 90 GRAMS OF FREE ALKALI METAL HYDROXIDE PER LITER AND AVAILABLE CHLORINE IN THE RANGE BETWEEN ONE AND FIVE GRAMS PER LITER, REMOVING SAID HYPOCHLORITE SOLUTION FROM CONTACT WITH SAID DISTILLATE AND RECOVERING A SWEETENED DISTILLATE.
Claim 2
Independent Claim
75 words
A METHOD FOR TREATING PETROLEUM DISTILLATES WHICH COMPRISES CONTACTING IN A FERROUS METAL CONTAINER A SOUR PETROLEUM DISTILLATE HAVING A BOILING POINT BELOW 700* F. WITH AN ALKALINE HYPOCHLORITE SOLUTION NON-CORROSIVE TO SAID METAL CONTAINER CONTAINING IN EXCESS OF 90 GRAMS OF FREE ALKALI METAL HYDROXIDE PER LITER AND AVAILABLE CHLORINE IN THE RANGE BETWEEN ONE AND FIVE GRAMS PER LITER, REMOVING SAID HYPOCHLORITE SOLUTION FROM CONTACT WITH SAID DISTILLATE AND RECOVERING A SWEETENED DISTILLATE.
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) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |