Patent US2653025A successfully refreshed from Google Patents.
US2835537A
Expired / Lapsed
US
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Solid particle transfer process and apparatus
Assignee: Gulf Oil Corp
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Filing: 1955-11-03
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Granted: 1958-05-20
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Expires: 1975-11-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Damon A Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:11
CPC Classifications
B; B01; B01J; B01J3/00; B01J3/02; B65; B65G; B65G53/00; B65G2812/00; B65G2812/16; B65G2812/1608; B65G2812/1616; B65G2812/1625
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
THE PROCESS FOR INTRODUCING SOLID PARTICLES INTO A HIGH PRESSURE SYSTEM WHICH COMPRISES FORMING THE SOLID PARTICLES INTO A COMPACT COLUMN BY CENTRIFUGAL FORCE, EXPOSING THAT END OF THE COMPACT COLUMN WHICH IS SUBJECTED TO THE HIGHEST CENTRIFUGAL FORCE TO THE HIGH PRESSURE EXISTING IN THE HIGH PRESSURE SYTEM, ADDING SOLID PARTICLES TO THAT END OF THE COMPACT COLUMN WHICH IS SUBJECTED TO THE LOWEST CENTRIFUGAL FORCE, VENTING GAS WHICH LEAKS THROUGH THE COMPACT COLUMN FROM THE HIGH PRESSURE SYTEM AT A VENT POSITIONED INTERMEDIATE THE ENDS OF THE COMPACT COLUMN, REMOVING SOLID PARTICLES FROM THE END OF THE COMPACT COLUMN WHICH IS SUBJECTED TO THE HIGHEST CENTRIFUGAL GORCE AND CONEYING THE REMOVED SOLID PARTICLES INTO THE HIGH PRESSURE SYTEM.
Claim 2
Dependent Claim
120 words
THE PROCESS FOR INTRODUCING SOLID PARTICLES INTO A HIGH PRESSURE SYSTEM WHICH COMPRISES FORMING THE SOLID PARTICLES INTO A COMPACT COLUMN BY CENTRIFUGAL FORCE, EXPOSING THAT END OF THE COMPACT COLUMN WHICH IS SUBJECTED TO THE HIGHEST CENTRIFUGAL FORCE TO THE HIGH PRESSURE EXISTING IN THE HIGH PRESSURE SYTEM, ADDING SOLID PARTICLES TO THAT END OF THE COMPACT COLUMN WHICH IS SUBJECTED TO THE LOWEST CENTRIFUGAL FORCE, VENTING GAS WHICH LEAKS THROUGH THE COMPACT COLUMN FROM THE HIGH PRESSURE SYTEM AT A VENT POSITIONED INTERMEDIATE THE ENDS OF THE COMPACT COLUMN, REMOVING SOLID PARTICLES FROM THE END OF THE COMPACT COLUMN WHICH IS SUBJECTED TO THE HIGHEST CENTRIFUGAL GORCE AND CONEYING THE REMOVED SOLID PARTICLES INTO THE HIGH PRESSURE SYTEM.
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) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |