US3057896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hyperbasic sulfonates
Assignee: Texaco Inc
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Filing: 1957-12-06
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Granted: 1962-10-09
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Expires: 1977-12-06
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Schlicht
- 👤 Herman D Kluge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:33
CPC Classifications
C; C10; C10M; C10M159/00; C10M159/12; C10M159/20; C10M159/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A PROCESS FOR PRODUCING HYPERBASIC METAL SULFONATES WHICH COMPRISES FORMING A PROMOTER-FREE INITIAL REACTION MIXTURE CONSISTING ESSENTIALLY OF AT LEAST ONE INERT, STABLE OXYGENATED VEHICLE SELECTED FROM THE GROUP CONSISTING OF LOWER ALKANOLS, WATER, AND LOWER ALKOXY ETHANOLS, AT LEAST ONE SULFONIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF OIL-SOLUBLE SULFONIC ACIDS AND NORMAL METAL SALTS THEREOF, AND AT LEAST ONE BASIC METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF METAL OXIDES, HYDROXIDES AND HYDRATED OXIDEAS IN A RATIO OF FROM GREATER THAN 1 TO ABOUT 20 EQUIVSAID SULFONIC COMPOUND FOR ESTABLISHING A METAL RATIO IN THE SAID REACTION MIXTURE IN EXCESS OF ONE, INJECTING INTO AND DISPERSING THROUGH SAID INITAL REACTION MIXTURE AT LEAST ABOUT A MOL OF AN ACIDIC GAS SELECTED FROM THE GROUP CONAIATING OF H2S, CO2 AND THEIR MIXTURES PER EQUIVALENT OF BASIC METAL COMPOUND AT A TEMPERATURE BELOW THE ATMOSPHERIC BOILING POINT OF SAID OXYGENATED VEHICLE AND BETWEEN ABOUT 6O* AND 190*F., AND SUBSEQUENTLY STRIPPRING OFF SAID VEHICLE AND INCIDENTAL WATER FROM THE ACIDIC GAS-TREATED REACTION MIXTURE WHEREBY A HYPERBASIC METAL SULFONATE RESULTS.
Claim 2
Dependent Claim
178 words
A PROCESS FOR PRODUCING HYPERBASIC METAL SULFONATES WHICH COMPRISES FORMING A PROMOTER-FREE INITIAL REACTION MIXTURE CONSISTING ESSENTIALLY OF AT LEAST ONE INERT, STABLE OXYGENATED VEHICLE SELECTED FROM THE GROUP CONSISTING OF LOWER ALKANOLS, WATER, AND LOWER ALKOXY ETHANOLS, AT LEAST ONE SULFONIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF OIL-SOLUBLE SULFONIC ACIDS AND NORMAL METAL SALTS THEREOF, AND AT LEAST ONE BASIC METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF METAL OXIDES, HYDROXIDES AND HYDRATED OXIDEAS IN A RATIO OF FROM GREATER THAN 1 TO ABOUT 20 EQUIVSAID SULFONIC COMPOUND FOR ESTABLISHING A METAL RATIO IN THE SAID REACTION MIXTURE IN EXCESS OF ONE, INJECTING INTO AND DISPERSING THROUGH SAID INITAL REACTION MIXTURE AT LEAST ABOUT A MOL OF AN ACIDIC GAS SELECTED FROM THE GROUP CONAIATING OF H2S, CO2 AND THEIR MIXTURES PER EQUIVALENT OF BASIC METAL COMPOUND AT A TEMPERATURE BELOW THE ATMOSPHERIC BOILING POINT OF SAID OXYGENATED VEHICLE AND BETWEEN ABOUT 6O* AND 190*F., AND SUBSEQUENTLY STRIPPRING OFF SAID VEHICLE AND INCIDENTAL WATER FROM THE ACIDIC GAS-TREATED REACTION MIXTURE WHEREBY A HYPERBASIC METAL SULFONATE RESULTS.
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) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |