US3360248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thin stream direct contact fluid heater
Assignee: Houdaille Industries Inc
•
Filing: 1964-10-23
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Granted: 1967-12-26
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Expires: 1984-10-23
Abstract
No abstract record available.
Inventors
- 👤 Arnold N Lindeman
- 👤 Kenneth C Bowman
- 👤 Torre Bernabe S De La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:57
CPC Classifications
F; F28; F28C; F28C3/00; F28C3/06; F28C3/08; F22; F22B; F22B1/00; F22B1/02; F22B1/08; F24; F24H; F24H1/00; F24H1/10; F24H1/107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
IN A DIRECT CONTACT FLUID HEATER, A HEATER BODY, A FLUID INLET INTO SAID BODY THROUGH ONE END THEREOF, A FLUID OUTLET FROM SAID BODY THROUGH THE OPPOSITE END THEREOF, SAID BODY HAVING A GENERALLY CYLINDRICAL WALL BETWEEN SAID INLET AND SAID OUTLET, A HOLLOW BOSS EXTENDING INTO SAID BODY THROUGH THE WALL THEREOF AND FORMING A STEAM INLET, A HOLLOW CYLINDRICAL SUPPORT IN THE INNER END OF SAID BOSS AND HAVING AN EXTERIOR WALL SPACED RADIALLY INWARDLY OF THE CYLINDRICAL WALL OF SAID BODY AND A GENERALLY INTERIOR CYLINDRICAL WALL HAVING COMMUNICATION WITH SAID HOLLOW BOSS FOR THE PASSAGE OF STREAM THEREALONG, A NOZZLE EXTENDING ALONG SAID SUPPORT AND HAVING AN INTERIOR WALL PORTION FORMING A FLUID FLOW CONDUIT, AN EXTERIOR WALL PORTION FORMING A FLUID FLOW CONDUIT, STEAM INLET AND SPACED INWARDLY OF THE INTERIOR WALL OF SAID SUPPORT AND WITH THE INTERIOR WALL OF SAID SUPPORT FORMING AN ANNULAR STEAM FLOW PASSAGEWAY,
Claim 2
Dependent Claim
155 words
IN A DIRECT CONTACT FLUID HEATER, A HEATER BODY, A FLUID INLET INTO SAID BODY THROUGH ONE END THEREOF, A FLUID OUTLET FROM SAID BODY THROUGH THE OPPOSITE END THEREOF, SAID BODY HAVING A GENERALLY CYLINDRICAL WALL BETWEEN SAID INLET AND SAID OUTLET, A HOLLOW BOSS EXTENDING INTO SAID BODY THROUGH THE WALL THEREOF AND FORMING A STEAM INLET, A HOLLOW CYLINDRICAL SUPPORT IN THE INNER END OF SAID BOSS AND HAVING AN EXTERIOR WALL SPACED RADIALLY INWARDLY OF THE CYLINDRICAL WALL OF SAID BODY AND A GENERALLY INTERIOR CYLINDRICAL WALL HAVING COMMUNICATION WITH SAID HOLLOW BOSS FOR THE PASSAGE OF STREAM THEREALONG, A NOZZLE EXTENDING ALONG SAID SUPPORT AND HAVING AN INTERIOR WALL PORTION FORMING A FLUID FLOW CONDUIT, AN EXTERIOR WALL PORTION FORMING A FLUID FLOW CONDUIT, STEAM INLET AND SPACED INWARDLY OF THE INTERIOR WALL OF SAID SUPPORT AND WITH THE INTERIOR WALL OF SAID SUPPORT FORMING AN ANNULAR STEAM FLOW PASSAGEWAY,
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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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |