US2800249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tanks for storing cold boiling liquids
Assignee: Constock Liquid Methane Corp
•
Filing: 1954-12-06
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Granted: 1957-07-23
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Expires: 1974-12-06
Abstract
No abstract record available.
Inventors
- 👤 Beckwith Sterling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:38
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/03; F17C2201/032; F17C2201/05; F17C2201/052; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0604; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/068; F17C2203/0695; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0379; F17C2209/00; F17C2209/23; F17C2209/232; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2260/00; F17C2260/01; F17C2260/011; Y; Y10; Y10S; Y10S220/00; Y10S220/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A TANK FOR THE STORAGE OF A COLD BOILING LIQUID COMPRISING AN IMPERVIOUS, RIGID OUTER SHELL, A COMPRESSIBLE, THICK INNER LINING OF A NON-METALLIC, POROUS, HEAT INSULATING MATERIAL, A NETWORK OF INTERCONNECTED CHANNELS ABOUT THE OUTER FACE OF THE INNER LINING, AN INLET THROUGH SAID SHELL IN DIRECT COMMUNICATION WITH SAID NETWORK OF CHANNELS, AND A MATERIAL, LIQUID AT A TEMPERATURE ABOVE AMBIENT TEMPERATURE, FILLING SUCH CHANNELS UNDER PRSEEURE AND COMPRESSING THE SAID LINING FROM THE OUTER FACE INWARDLY AND SOLIDIFIED IN SITU TO MAINTAIN THE LINING IN A COMPRESSED STATE WHEREBY, WHEN THE COLD IS INTRODUCED INTO THE TANK, THE SHRINKAGE OF THE LINING INWARDLY IS AT LEAST IN PART NEUTRALIZED BY SAID COMPRESSED STATE OF THE LINING THEREBY TO ELIMINATE DESTRUCTIVE STRESSES IN THE LINING.
Claim 2
Dependent Claim
127 words
A TANK FOR THE STORAGE OF A COLD BOILING LIQUID COMPRISING AN IMPERVIOUS, RIGID OUTER SHELL, A COMPRESSIBLE, THICK INNER LINING OF A NON-METALLIC, POROUS, HEAT INSULATING MATERIAL, A NETWORK OF INTERCONNECTED CHANNELS ABOUT THE OUTER FACE OF THE INNER LINING, AN INLET THROUGH SAID SHELL IN DIRECT COMMUNICATION WITH SAID NETWORK OF CHANNELS, AND A MATERIAL, LIQUID AT A TEMPERATURE ABOVE AMBIENT TEMPERATURE, FILLING SUCH CHANNELS UNDER PRSEEURE AND COMPRESSING THE SAID LINING FROM THE OUTER FACE INWARDLY AND SOLIDIFIED IN SITU TO MAINTAIN THE LINING IN A COMPRESSED STATE WHEREBY, WHEN THE COLD IS INTRODUCED INTO THE TANK, THE SHRINKAGE OF THE LINING INWARDLY IS AT LEAST IN PART NEUTRALIZED BY SAID COMPRESSED STATE OF THE LINING THEREBY TO ELIMINATE DESTRUCTIVE STRESSES IN THE LINING.
References Cited (Backward Citations)
US135232A
Cited
DE490558C
Cited
US1159865A
Cited
US1883662A
Cited
US2105939A
Cited
US2047403A
Cited
US2174425A
Cited
US2538059A
Cited
US2551160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-22 | 1961-01-21 | 1961-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-22 | 1965-01-21 | 1965-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-22 | 1969-01-21 | 1969-07-23 | $7700.00 | Window Closed / Lapsed |