US2694034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of saturated distillates
Assignee: Universal Oil Products Co
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Filing: 1950-06-30
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Granted: 1954-11-09
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Expires: 1970-06-30
Abstract
No abstract record available.
Inventors
- 👤 Francis C Moriarty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:35
CPC Classifications
C; C10; C10G; C10G27/00; C10G27/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A METHOD OF REDUCING THE MERCAPTAN CONTENT OF A SATURATED PETROLEUM HYDROCARBON DISTILLATE CONTAINING AN OBJECTIONABLE AMOUNT OF MERCAPTANS WHICH COMPRISES COMMINGLING THEREWITH AN OLEFINIC HYDROCARBON IN AN AMOUNT OF FROM ABOUT 1% TO ABOUT 10% BY VOLUME OF SAID DISTILLATE AND A PHENYLENE DIAMINE INHIBITOR IN AN AMOUNT OF FROM ABOUT 0.0001% TO ABOUT 0.1% BY WEIGHT OF SAID DISTILLATE, AND REACTING SAID HYDROCARBON AND INHIBITOR WITH THE MERCAPTAN CONTENT OF THE DISTILLATE IN THE PRESENCE OF OXYGEN.
Claim 2
Independent Claim
79 words
A METHOD OF REDUCING THE MERCAPTAN CONTENT OF A SATURATED PETROLEUM HYDROCARBON DISTILLATE CONTAINING AN OBJECTIONABLE AMOUNT OF MERCAPTANS WHICH COMPRISES COMMINGLING THEREWITH AN OLEFINIC HYDROCARBON IN AN AMOUNT OF FROM ABOUT 1% TO ABOUT 10% BY VOLUME OF SAID DISTILLATE AND A PHENYLENE DIAMINE INHIBITOR IN AN AMOUNT OF FROM ABOUT 0.0001% TO ABOUT 0.1% BY WEIGHT OF SAID DISTILLATE, AND REACTING SAID HYDROCARBON AND INHIBITOR WITH THE MERCAPTAN CONTENT OF THE DISTILLATE IN THE PRESENCE OF OXYGEN.
References Cited (Backward Citations)
US2402863A
Cited
US2508817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-08 | 1958-05-10 | 1958-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-08 | 1962-05-10 | 1962-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-08 | 1966-05-10 | 1966-11-09 | $7700.00 | Window Closed / Lapsed |