US3138199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steam generator
Assignee: Foster Wheeler Inc
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Filing: 1962-01-31
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Granted: 1964-06-23
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Expires: 1982-01-31
Abstract
No abstract record available.
Inventors
- 👤 Bell Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:50
CPC Classifications
F; F22; F22B; F22B1/00; F22B1/02; F22B1/06; F22B1/063; Y; Y10; Y10S; Y10S165/00; Y10S165/051; Y10S165/052; Y10S165/06; Y10S165/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A VAPOR GENERATOR FOR INDIRECT HEAT EXCHANGE BETWEEN A LIQUID AND A LIQUID METAL, SUCH AS SODIUM OR POTASSIUM, COMPRISING A PRESSURE VESSEL, AN OPEN-TOPPED CONTAINER, MEANS TO SUPPORT THE CONTAINER WITHIN AND ENCOMPASSED BY THE PRESSURE VESSEL, LIQUID METAL WITHIN THE CONTAINER, INLET AND OUTLET CONNECTIONS FOR THE LIQUID METAL EXTENDING THROUGH SAID PRESSURE VESSEL TO THE CONTAINER ARRANGED FOR THE FLOW OF LIQUID METAL INTO AND OUT OF THE CONTAINER, MEANS FOR MAINTAINING THE LIQUID METAL
Claim 2
Dependent Claim
78 words
A VAPOR GENERATOR FOR INDIRECT HEAT EXCHANGE BETWEEN A LIQUID AND A LIQUID METAL, SUCH AS SODIUM OR POTASSIUM, COMPRISING A PRESSURE VESSEL, AN OPEN-TOPPED CONTAINER, MEANS TO SUPPORT THE CONTAINER WITHIN AND ENCOMPASSED BY THE PRESSURE VESSEL, LIQUID METAL WITHIN THE CONTAINER, INLET AND OUTLET CONNECTIONS FOR THE LIQUID METAL EXTENDING THROUGH SAID PRESSURE VESSEL TO THE CONTAINER ARRANGED FOR THE FLOW OF LIQUID METAL INTO AND OUT OF THE CONTAINER, MEANS FOR MAINTAINING THE LIQUID METAL
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) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |