US2515141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regeneration of caustic solutions
Assignee: ExxonMobil Oil Corp
•
Filing: 1948-05-13
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Granted: 1950-07-11
•
Expires: 1968-05-13
Abstract
No abstract record available.
Inventors
- 👤 Stripling John Borden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:28
CPC Classifications
C; C10; C10G; C10G19/00; C10G19/08; C10G19/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
135 words
A METHOD OF STABILIZING A DOCTOR SWEETENED MIXTURE OF HYDROCARBONS AND CONCOMITANTLY REGENERATING AN AQUEOUS ALKALINE SOLUTION WHICH HAS BEEN USED TO EXTRACT HYDROGEN SULFIDE FROM A MIXTURE OF HYDROCARBONS, WHICH COMPRISES ESTABLISHING A BODY OF AQUEOUS ALKALINE SOLUTION WHICH HAS BEEN USED TO EXTRACT HYDROGEN SULFIDE FROM A MIXTURE OF HYDROCARBONS, ESTABLISHING A BODY OF UNSTABLE, DOCTOR SWEETENED HYDROCARBONS CONTAINING LEAD, CONTACTING SAID BODY OF AQUEOUS ALKALINE SOLUTION WITH SAID BODY OF UNSTABLE DOCTOR SWEETENED HYDROCARBONS UNTIL SAID BODY OF DOCTOR SWEETENED HYDROCARBONS IS STABILIZED AND SAID AQUEOUS ALKALINE SOLUTION IS A LEAST PARTIALLY REGENERATED, SEPARATING SAID BODY OF STABILIZED, DOCTOR SWEETENED HYDROCARBONS FROM SAID BODY OF AT LEAST PARTIALLY REGENERATED AQUEOUS ALKALINE SOLUTION, AND CONTACTING A MIXTURE OF HYDROCARBONS CONTAINING HYDROGEN SULFIDE WITH SAID BODY OF AT LEAST PARTIALLY REGENERATED AQUEOUS ALKALINE SOLUTION.
References Cited (Backward Citations)
US1718714A
Cited
US1949756A
Cited
US2218610A
Cited
US2394662A
Cited
US2431770A
Cited
US2437348A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |