US3196102A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of metal deactivator from petroleum distillates
Assignee: Sunoco Inc
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Filing: 1963-06-19
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Granted: 1965-07-20
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Expires: 1983-06-19
Abstract
No abstract record available.
Inventors
- 👤 Ivor W Mills
- 👤 John J Melchiore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:27
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30; C10L1/305
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
METHOD OF PREPARING A COPPER DEACTIVATOR FROM HYDROCARBON OIL WHICH COMPRISES REACTING A PETROLEUM DISTILLATE OIL BOILING ABOVE 400*F. WITH ALKALI METAL ALKOXIDE FORMED FROM A METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM AND SODIUM-POTASSIUM ALLOYS AND AN ALCOHOL HAVING 3-10 CARBON ATOMS AND SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC AND CYCLOALIPHATIC SECONDARY AND TERTIARY ALCOHOLS, WHEREBY A COMPOUND CAPABLE OF FORMING A COMPLEX WITH COPPER IS FORMED IN THE OIL, ADDING TO THE OIL AN OIL-SOLUBLE COPPER SALT OF AN ORGANIC ACID, DISTILLING THE OIL TO REMOVE A MAJOR PORTION THEREOF OVERHEAD, TREATING THE RESIDUE OIL FROM THE DISTILLATION WITH AQUEOUS MINERAL ACID TO REMOVE COPPER THEREFROM, AND SEPARATING THE MINERAL ACID FROM THE RESULTING OIL FRACTION CONTAINING A COPPER DEACTIVATOR.
Claim 2
Dependent Claim
125 words
METHOD OF PREPARING A COPPER DEACTIVATOR FROM HYDROCARBON OIL WHICH COMPRISES REACTING A PETROLEUM DISTILLATE OIL BOILING ABOVE 400*F. WITH ALKALI METAL ALKOXIDE FORMED FROM A METAL SELECTED FROM THE GROUP CONSISTING OF SODIUM, POTASSIUM AND SODIUM-POTASSIUM ALLOYS AND AN ALCOHOL HAVING 3-10 CARBON ATOMS AND SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC AND CYCLOALIPHATIC SECONDARY AND TERTIARY ALCOHOLS, WHEREBY A COMPOUND CAPABLE OF FORMING A COMPLEX WITH COPPER IS FORMED IN THE OIL, ADDING TO THE OIL AN OIL-SOLUBLE COPPER SALT OF AN ORGANIC ACID, DISTILLING THE OIL TO REMOVE A MAJOR PORTION THEREOF OVERHEAD, TREATING THE RESIDUE OIL FROM THE DISTILLATION WITH AQUEOUS MINERAL ACID TO REMOVE COPPER THEREFROM, AND SEPARATING THE MINERAL ACID FROM THE RESULTING OIL FRACTION CONTAINING A COPPER DEACTIVATOR.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |