US2604392A
Expired / Lapsed
US
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Apparatus for determination of aniline point
Assignee: ExxonMobil Oil Corp
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Filing: 1947-06-02
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Granted: 1952-07-22
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Expires: 1967-06-02
Abstract
No abstract record available.
Inventors
- 👤 Clayton W Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:17
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/47; G01N21/49; G01N21/53; G01N21/534; G01N25/00; G01N25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
AN APPARATUS FOR DETERMINING THE ANILINE POINT OF PETROLEUM PRODUCTS AND LUBRICANTS THAT COMPRISES IN COMBINATION A CONTAINER FOR ENCLOSING A LIQUID SAMPLE COMPRISING THE REQUIRED PROPORTIONS OF ANILINE AND THE PRODUCT TO BE TESTED, A STIRRER, MEANS FOR SUPPORTING THE STIRRER IN THE SAMPLE, MEANS FOR OPERATING THE STIRRER, HEAT EXCHANGE MEANS DISPOSED WITHIN THE SAMPLE MEANS FOR SUPPLYING ENERGY TO HEAT EXCHANGER TO INTERNALLY HEAT THE SAMPLE AND MEANS FOR SUPPLYING COOLANT TO THE HEAT EXCHANGER FOR INTERNALLY COOLING THE SAMPLE, MEANS RESPONSIVE TO THE MISCIBILITY OF THE SAMPLE FOR CONTROLLING THE HEATING ENERGY AND THE COOLANT SUPPLIED TO THE HEAT EXCHANGER, AND MEANS FOR INDICATING THE TEMPERATURE OF THE SAMPLE.
Claim 2
Independent Claim
113 words
AN APPARATUS FOR DETERMINING THE ANILINE POINT OF PETROLEUM PRODUCTS AND LUBRICANTS THAT COMPRISES IN COMBINATION A CONTAINER FOR ENCLOSING A LIQUID SAMPLE COMPRISING THE REQUIRED PROPORTIONS OF ANILINE AND THE PRODUCT TO BE TESTED, A STIRRER, MEANS FOR SUPPORTING THE STIRRER IN THE SAMPLE, MEANS FOR OPERATING THE STIRRER, HEAT EXCHANGE MEANS DISPOSED WITHIN THE SAMPLE MEANS FOR SUPPLYING ENERGY TO HEAT EXCHANGER TO INTERNALLY HEAT THE SAMPLE AND MEANS FOR SUPPLYING COOLANT TO THE HEAT EXCHANGER FOR INTERNALLY COOLING THE SAMPLE, MEANS RESPONSIVE TO THE MISCIBILITY OF THE SAMPLE FOR CONTROLLING THE HEATING ENERGY AND THE COOLANT SUPPLIED TO THE HEAT EXCHANGER, AND MEANS FOR INDICATING THE TEMPERATURE OF THE SAMPLE.
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) | 1955-07-22 | 1956-01-21 | 1956-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-22 | 1960-01-21 | 1960-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-22 | 1964-01-21 | 1964-07-22 | $7700.00 | Window Closed / Lapsed |