US3196842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Furnace
Assignee: Babcock and Wilcox Co
•
Filing: 1963-06-27
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Granted: 1965-07-27
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Expires: 1983-06-27
Abstract
No abstract record available.
Inventors
- 👤 Ernest C Huge
- 👤 Paul M Brister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:48
CPC Classifications
F; F27; F27D; F27D9/00; F22; F22B; F22B37/00; F22B37/02; F22B37/10; F22B37/14; F22B37/146
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
IN A FURNACE WHEREIN THE MOLTEN RESIDUE OF A COMBUSTION PROCESS IS DEPOSITED IN THE LOWER PORTION THEREOF, PAIRS OF OPPOSED END WALS AND SIDE WALLS AND A SUBSTANTIALLY HORIZONTAL FLOOR ARRANGED TO DEFINE AN UPRIGHT FURNANCE CHAMBER FOR RECTANGULAR HORIZONTAL CROSS-SECTION AT ITS LOWER END, SAID WALLS AND FLOOR BEING FORMED OF IMPERVIOUS METAL PANELS HAVING A PLURALITY OF RIGIDLY INTERCONNECTED PARALLEL TUBES, ONE OF SAID END WALLS AND SAID SIDE WALLS EXTENDING DOWNWARDLY PAST AND BEING TRANSVERSELY SPACED FROM SAID FLOOR, SAID FLOOR INCLUDING MEANS FORMING A FIRST SUBSTANTIALLY FLUSH CONTINUOUS SURFACE ADJACENT SAID SIDE WALLS AND SAID ONE END WALL, AND SEALING MEANS RIGIDLY CONNECTING SAID SIDE WALLS AND SAID ONE END WALLS TO SAID FLOOR TO PREVENT THE ESCAPE OF MOLTEN RESIDUE THEREBETWEEN AND TO AFFORD STRUCTURAL RIGIDITY TO SAID FURNACE, SAID SEALING MEANS COMPRISING A PLURALITY OF FILLER BLOCKS WELDED TO SAID SIDE WALLS AND SAID ONE END WALL AND BEING CONSTRUCTED AND ARRANGED TO FORM A SECOND SUBSTANTIALLY FLUSH CONTINUOUS SURFACES COOPERATING FIRST SURFACE, SAID FIRST AND SECOND SURFACES COOPERATING TO FORM THEREBETWEEN A SPACE OF V-SHAPED CROSS-SECTION, SAID FIRST AND SECOND SURFACE BEING RIGIDLY INTERCONNECTED ALONG THEIR ENTIRE ADJACENT LENGTH BY WELDING.
Claim 2
Dependent Claim
199 words
IN A FURNACE WHEREIN THE MOLTEN RESIDUE OF A COMBUSTION PROCESS IS DEPOSITED IN THE LOWER PORTION THEREOF, PAIRS OF OPPOSED END WALS AND SIDE WALLS AND A SUBSTANTIALLY HORIZONTAL FLOOR ARRANGED TO DEFINE AN UPRIGHT FURNANCE CHAMBER FOR RECTANGULAR HORIZONTAL CROSS-SECTION AT ITS LOWER END, SAID WALLS AND FLOOR BEING FORMED OF IMPERVIOUS METAL PANELS HAVING A PLURALITY OF RIGIDLY INTERCONNECTED PARALLEL TUBES, ONE OF SAID END WALLS AND SAID SIDE WALLS EXTENDING DOWNWARDLY PAST AND BEING TRANSVERSELY SPACED FROM SAID FLOOR, SAID FLOOR INCLUDING MEANS FORMING A FIRST SUBSTANTIALLY FLUSH CONTINUOUS SURFACE ADJACENT SAID SIDE WALLS AND SAID ONE END WALL, AND SEALING MEANS RIGIDLY CONNECTING SAID SIDE WALLS AND SAID ONE END WALLS TO SAID FLOOR TO PREVENT THE ESCAPE OF MOLTEN RESIDUE THEREBETWEEN AND TO AFFORD STRUCTURAL RIGIDITY TO SAID FURNACE, SAID SEALING MEANS COMPRISING A PLURALITY OF FILLER BLOCKS WELDED TO SAID SIDE WALLS AND SAID ONE END WALL AND BEING CONSTRUCTED AND ARRANGED TO FORM A SECOND SUBSTANTIALLY FLUSH CONTINUOUS SURFACES COOPERATING FIRST SURFACE, SAID FIRST AND SECOND SURFACES COOPERATING TO FORM THEREBETWEEN A SPACE OF V-SHAPED CROSS-SECTION, SAID FIRST AND SECOND SURFACE BEING RIGIDLY INTERCONNECTED ALONG THEIR ENTIRE ADJACENT LENGTH BY WELDING.
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |