US2700690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removal of saponifiable sulfur compounds from hydrocarbons
Assignee: Standard Oil Development Co
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Filing: 1951-03-20
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Granted: 1955-01-25
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Expires: 1971-03-20
Abstract
No abstract record available.
Inventors
- 👤 Henry O Mottern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:55
CPC Classifications
C; C10; C10G; C10G17/00; C10G17/095; C07; C07C; C07C9/00; C10G29/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A PROCESS FOR THE REMOVAL OF SAPONIFIABLE SULFUR COMPOUNDS FROM SULFURIC ACID-TREATED HYDROCARBON MIXTURES OF RELATIVELY LOW MOLECULA: WEIGHT CONTAINING THE SAME WHICH COMPRISES PASSING THE HYDROCARBON IN THE LIQUID PHASE IN CONTACT WITH ACTIVATED CARBON CONTAINED ON A SUPPORT AT A PRESSURE OF FROM ABOUT 60 TO 350 P. S. I. G., AND AT TEMPERATURES OF ABOUT 50* TO 125*C., WHEREBY THE SAPONIFIABLE SULFUR COMPOUNDS ARE CATALYTICALLY DECOMPOSED AND RECOVERING HYDROCARBON FREE OF SAPONIFIABLE SULFUR COMPOUNDS.
Claim 2
Dependent Claim
77 words
A PROCESS FOR THE REMOVAL OF SAPONIFIABLE SULFUR COMPOUNDS FROM SULFURIC ACID-TREATED HYDROCARBON MIXTURES OF RELATIVELY LOW MOLECULA: WEIGHT CONTAINING THE SAME WHICH COMPRISES PASSING THE HYDROCARBON IN THE LIQUID PHASE IN CONTACT WITH ACTIVATED CARBON CONTAINED ON A SUPPORT AT A PRESSURE OF FROM ABOUT 60 TO 350 P. S. I. G., AND AT TEMPERATURES OF ABOUT 50* TO 125*C., WHEREBY THE SAPONIFIABLE SULFUR COMPOUNDS ARE CATALYTICALLY DECOMPOSED AND RECOVERING HYDROCARBON FREE OF SAPONIFIABLE SULFUR COMPOUNDS.
References Cited (Backward Citations)
US1728059A
Cited
US2279461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |