US3003580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separation of reaction products of hydrogenation of crude oil
Assignee: Phillips Petroleum Co
•
Filing: 1958-10-13
•
Granted: 1961-10-10
•
Expires: 1978-10-13
Abstract
No abstract record available.
Inventors
- 👤 William C Lanning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:31
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/20; B01J8/22; B01D; B01D21/00; C; C10; C10G; C10G49/00; C10G49/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A PROCESS FOR THE SEPARATION OF FINELY SUBDIVIDED SOLIDS ENTRAINED IN A FLOWING STREAM, COMPRISING A MIXTURE OF LIQUID AND GAS, WHICH COMPRISES PASSING SAID SOLIDSCONTAINING STREAM UPWARDLY INTO AN ELONGATED ZONE, PASSING SAID STREAM THROUGH A REGION OF SAID ELONGATED ZONE HAVING A REDUCED CROSS SECTION INTERMEDIATE THE ENDS OF SAID ELONGATED ZONE, FURTHER PASSING SAID UPFLOWING STREAM INTO A CONICAL ZONE POSITIONED INTERMEDIATELY WITHIN SAID ELONGATED ZONE AND ABOVE SAID REDUCED CROSS SECTION, DISENGAGING AND REMOVING GAS FROM SAID STREAM BY PERMITTING SAID GAS TO FLOW THROUGH THE TOP OF THE SAID CONICAL ZONE AND FROM THE UPPER PORTION OF SAID ELONGATED
Claim 2
Dependent Claim
104 words
A PROCESS FOR THE SEPARATION OF FINELY SUBDIVIDED SOLIDS ENTRAINED IN A FLOWING STREAM, COMPRISING A MIXTURE OF LIQUID AND GAS, WHICH COMPRISES PASSING SAID SOLIDSCONTAINING STREAM UPWARDLY INTO AN ELONGATED ZONE, PASSING SAID STREAM THROUGH A REGION OF SAID ELONGATED ZONE HAVING A REDUCED CROSS SECTION INTERMEDIATE THE ENDS OF SAID ELONGATED ZONE, FURTHER PASSING SAID UPFLOWING STREAM INTO A CONICAL ZONE POSITIONED INTERMEDIATELY WITHIN SAID ELONGATED ZONE AND ABOVE SAID REDUCED CROSS SECTION, DISENGAGING AND REMOVING GAS FROM SAID STREAM BY PERMITTING SAID GAS TO FLOW THROUGH THE TOP OF THE SAID CONICAL ZONE AND FROM THE UPPER PORTION OF SAID ELONGATED
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |