US3144036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and system for controlling pressure in storage vessels
Assignee: Phillips Petroleum Co
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Filing: 1962-04-25
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Granted: 1964-08-11
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Expires: 1982-04-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederic L Rice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:44
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/02; F17C13/025; B; B65; B65D; B65D90/00; B65D90/22; B65D90/32; B65D90/34; F16; F16L; F16L2101/00; F16L2101/30; F17C2201/00; F17C2201/01; F17C2201/0128; F17C2205/00; F17C2205/01; F17C2205/0153; F17C2205/018; F17C2205/03; F17C2205/0302; F17C2205/0323; F17C2205/0326; F17C2205/0332; F17C2250/00; F17C2250/04; F17C2250/0404; F17C2250/043; F17C2250/06; F17C2250/0605; F17C2250/0626; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0324; Y10T137/0379; Y10T137/0396; Y10T137/2931; Y10T137/3115; Y10T137/3127
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A METHOD OF CONTROL WHICH COMPRISES MEASURING A PRESSURE WITHIN A STORAGE ZONE REPRESENTATIVE OF THE TOTAL LIQUID HEAD AND VAPOR PRESSURE WITHIN SAID STORAGE ZONE, AND RELIEVING THE VAPOR PRESSURE WITHIN SAID STORAGE ZONE RESPONSIVE TO A PREDETERMINED TOTAL LIQUID HEAD AND VAPOR PRESSURE.
Claim 2
Independent Claim
45 words
A METHOD OF CONTROL WHICH COMPRISES MEASURING A PRESSURE WITHIN A STORAGE ZONE REPRESENTATIVE OF THE TOTAL LIQUID HEAD AND VAPOR PRESSURE WITHIN SAID STORAGE ZONE, AND RELIEVING THE VAPOR PRESSURE WITHIN SAID STORAGE ZONE RESPONSIVE TO A PREDETERMINED TOTAL LIQUID HEAD AND VAPOR PRESSURE.
References Cited (Backward Citations)
US2586410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |