US3034308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage of liquefied gases
Assignee: BOC Group Ltd
•
Filing: 1959-08-25
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Granted: 1962-05-15
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Expires: 1979-08-25
Abstract
No abstract record available.
Inventors
- 👤 Littlewood Anthony Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:34
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/02; F17C2221/00; F17C2221/01; F17C2221/011; F17C2221/014; F17C2221/016; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2227/00; F17C2227/03; F17C2227/0337; F17C2227/0341; F17C2250/00; F17C2250/06; F17C2250/0605; F17C2250/0626; F17C2265/00; F17C2265/01; F17C2265/015; F17C2265/03; F17C2265/032; F17C2265/033; F17C2265/034; F17C2265/038
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
IN THE METHOD OF REDUCING OR ELIMINATING EVAPORATION LOSSES FROM A STORED BODY OF A LIQUID GAS PRODUCED BY A LOW-TEMPERATURE PLANT WHERIN A FLUID WHOSE TEMPERATURE IS BELOW THAT OF THE SATURATED VAPOUR EVOLVED FROM SAID BODY OF LIQUEFIELD GAS IS WITHDRAWN FROM SAID PLANT, PASSED THROUGH A HEAT EXCHANGER IN INDIRECT HEAT EXCHANNGE WITH SAID SATURATED VAPOUR, WHEREBY AT LEAST
Claim 2
Dependent Claim
62 words
IN THE METHOD OF REDUCING OR ELIMINATING EVAPORATION LOSSES FROM A STORED BODY OF A LIQUID GAS PRODUCED BY A LOW-TEMPERATURE PLANT WHERIN A FLUID WHOSE TEMPERATURE IS BELOW THAT OF THE SATURATED VAPOUR EVOLVED FROM SAID BODY OF LIQUEFIELD GAS IS WITHDRAWN FROM SAID PLANT, PASSED THROUGH A HEAT EXCHANGER IN INDIRECT HEAT EXCHANNGE WITH SAID SATURATED VAPOUR, WHEREBY AT LEAST
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) | 1965-05-14 | 1965-11-13 | 1966-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-14 | 1969-11-13 | 1970-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-14 | 1973-11-13 | 1974-05-15 | $7700.00 | Window Closed / Lapsed |