US3570221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two phase fluid-solid separator
Assignee: Individual
•
Filing: 1969-02-20
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Granted: 1971-03-16
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Expires: 1989-02-20
Abstract
Abstract A MECHANICAL SEPARATOR FOR REMOVING LIQUID AND SOLID PARTICLES FROM A GASEOUS MIXTURE DISCHARGED UNDER PRESSURE FROM A WELL DURING A CLEANING OPERATION. AXIAL FLOW OF THE MIXTURE THROUGH A HORIZONTAL CHAMBER IS PROGRESSIVELY BAFFLED TO SEPARATE GAS FROM LIQUID AND SOLID PARTICLES. THE GAS IS COLLECTED WITHIN AN UPPER CHANNEL AND CONDUCTED TO A VERTICAL OUTLET PIPE WHILE THE LIQUID AND SOLIDS ARE COLLECTED IN A LOWER CHANNEL FOR GRAVITY DISCHARGE FROM THE OUTLET PIPE.
Inventors
- 👤 Wilbert J Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:00
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/34
Claims Analysis
Total Claims: 0
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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) | 1974-03-15 | 1974-09-14 | 1975-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-15 | 1978-09-14 | 1979-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-15 | 1982-09-14 | 1983-03-16 | $7700.00 | Window Closed / Lapsed |