US3284343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removal of sulfur bodies
Assignee: Baker Petrolite LLC
•
Filing: 1964-03-06
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Granted: 1966-11-08
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Expires: 1984-03-06
Abstract
No abstract record available.
Inventors
- 👤 William L Shirley
- 👤 Russell U Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:13
CPC Classifications
C; C10; C10G; C10G19/00; C10G19/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
THE PRICESS OR REMOVING SULFUR BODIES FROM A HYGROCARBON CONSISTING ESSENTIALLY OF (1) TREATING SAID HYDROCARBON WITH A SOLUTION CAUSTIC ALONE, (2) SEPARATING SAID CAUSTIC FROM SAID SO-TREATED HYDROCARBON, (3) TREATING SAID CUASTIC TREATED HYDROCARBON WITH SULFURIC ACID HAVING A TITRABLE ACIDITY OF ABOUT 80% TO ABOUT 98%, (4) SEPARATING SAID SULFURIC ACID FROM SAID SO-TREATED HYDROCARBON, (5) TREATING SAID CAUSIC AND SULFURIC ACID TREATED HYDROCARBON WITH A SOLUTION OF CAUSTIC ALONE, AND (60 SEPARATING SAID CAUSTIC FROM SAID SO-TREATED HYDROCARBON.
Claim 2
Dependent Claim
81 words
THE PRICESS OR REMOVING SULFUR BODIES FROM A HYGROCARBON CONSISTING ESSENTIALLY OF (1) TREATING SAID HYDROCARBON WITH A SOLUTION CAUSTIC ALONE, (2) SEPARATING SAID CAUSTIC FROM SAID SO-TREATED HYDROCARBON, (3) TREATING SAID CUASTIC TREATED HYDROCARBON WITH SULFURIC ACID HAVING A TITRABLE ACIDITY OF ABOUT 80% TO ABOUT 98%, (4) SEPARATING SAID SULFURIC ACID FROM SAID SO-TREATED HYDROCARBON, (5) TREATING SAID CAUSIC AND SULFURIC ACID TREATED HYDROCARBON WITH A SOLUTION OF CAUSTIC ALONE, AND (60 SEPARATING SAID CAUSTIC FROM SAID SO-TREATED HYDROCARBON.
References Cited (Backward Citations)
FR1016302A
Cited
US2980606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |