US2542147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsion breaking
Assignee: Pure Oil Co
•
Filing: 1949-12-29
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Granted: 1951-02-20
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Expires: 1969-12-29
Abstract
No abstract record available.
Inventors
- 👤 William A Krewer
- 👤 George W Ayers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:40
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A PROCESS FOR TREATING SOUR HYDROCARBONS TO CONVENT THEM TO A SWEET STATE INVOLVING CONTACTING THE HYDROCARBON WITH AN ESSENTIALLY AQUEOUS ALKALINE TREATING SOLUTION, THE IMPROVEMENT COMPRISING, MAINTAINING IN THE TREATING ZONE AN ESSENTIALLY HYDROCARBONACEOUS RESINOUS MATERIAL INSOLUBLE IN THE HYDROCARBON AND IN THE TREATING SOLUTION IN THE LEVEL CORRESPONDING TO THAT OF THE INTERFACE, CONTACTING THE HYDROCARBON AND ALKALI SOLUTION SO THAT THE HYDROCARBON IS PASSED THROUGH THE LAYER OF RESIN AS IT COMPLETES CONTACT WITH THE ALKALI SOLUTION. THEREBY SUBSTANTIALLY ELIMINATING EMULSIFICATION OF THE HYDROCARBON AND THE TREATING SOLUTION.
Claim 2
Dependent Claim
92 words
IN A PROCESS FOR TREATING SOUR HYDROCARBONS TO CONVENT THEM TO A SWEET STATE INVOLVING CONTACTING THE HYDROCARBON WITH AN ESSENTIALLY AQUEOUS ALKALINE TREATING SOLUTION, THE IMPROVEMENT COMPRISING, MAINTAINING IN THE TREATING ZONE AN ESSENTIALLY HYDROCARBONACEOUS RESINOUS MATERIAL INSOLUBLE IN THE HYDROCARBON AND IN THE TREATING SOLUTION IN THE LEVEL CORRESPONDING TO THAT OF THE INTERFACE, CONTACTING THE HYDROCARBON AND ALKALI SOLUTION SO THAT THE HYDROCARBON IS PASSED THROUGH THE LAYER OF RESIN AS IT COMPLETES CONTACT WITH THE ALKALI SOLUTION. THEREBY SUBSTANTIALLY ELIMINATING EMULSIFICATION OF THE HYDROCARBON AND THE TREATING SOLUTION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |