US2928247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System and method of detecting and controlling leakage from an underground storage cavern
Assignee: Phillips Petroleum Co
•
Filing: 1954-04-02
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Granted: 1960-03-15
•
Expires: 1974-04-02
Abstract
No abstract record available.
Inventors
- 👤 Charles W Hubbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:52
CPC Classifications
B; B65; B65G; B65G5/00; F; F16; F16L; F16L2101/00; F16L2101/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A SYSTEM FOR DETECTING LEAKAGE OF MATERIAL FROM AN UNDERGROUND STORAGE CAVERN FORMED IN A SUBSTANTIALLY IMPERMEABLE FORMATION, SAID FORMATION HAVING A POROUS WATER-BEARING FORMATION ABOVE IT WHICH COMPRISES, IN COMBINATION, MEANS FOR INTRODUCTING MATERIAL TO BE STORED TO SAID CAVERN AND WITHDRAWING STORED MATERIAL THEREFROM, A WELL DRILLED FROM THE SURFACE OF THE EARTH TO A PORTION OF SAID POROUS FORMATION OVERLYING SAID CAVERN, MEANS FOR WITHDRAWING WATER FORM SAID POROUS FORMATION AND LIFTING IT AND ANY STORED MATERIAL CONTAINED THEREIN TO THE SURFACE, AND AN ANALYZER AT THE SURFACE
Claim 2
Independent Claim
91 words
A SYSTEM FOR DETECTING LEAKAGE OF MATERIAL FROM AN UNDERGROUND STORAGE CAVERN FORMED IN A SUBSTANTIALLY IMPERMEABLE FORMATION, SAID FORMATION HAVING A POROUS WATER-BEARING FORMATION ABOVE IT WHICH COMPRISES, IN COMBINATION, MEANS FOR INTRODUCTING MATERIAL TO BE STORED TO SAID CAVERN AND WITHDRAWING STORED MATERIAL THEREFROM, A WELL DRILLED FROM THE SURFACE OF THE EARTH TO A PORTION OF SAID POROUS FORMATION OVERLYING SAID CAVERN, MEANS FOR WITHDRAWING WATER FORM SAID POROUS FORMATION AND LIFTING IT AND ANY STORED MATERIAL CONTAINED THEREIN TO THE SURFACE, AND AN ANALYZER AT THE SURFACE
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) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |