US3119606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermediate mill reheating and processing furnace
Assignee: Loftus Engineering Corp
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Filing: 1962-02-28
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Granted: 1964-01-28
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Expires: 1982-02-28
Abstract
No abstract record available.
Inventors
- 👤 Suydam Walter
- 👤 Alfred S Sobek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:00
CPC Classifications
C; C21; C21D; C21D9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
IN AN INTERMEDIATE MILL REHEATING AND PROCESSING FURNACE, IN COMBINATION, A WHEELED MEMBER HAVING UPON THE UPPER FACE THEREOF A REFRACTORY SURFACE FORMING A FURNACE BOTTOM WALL, A VERTICALLY DISPOSED SELF-SUSTAINING STRUCTURE STRADDLING SAID WHEELED MEMBER IN SPACED RELATION THERETO AND HAVING A RIGID PORTION OVERLYING SAID FURNACE BOTTOM WALL IN VERTICALLY SPACED RELATION THERETO, A SUITABLE REFRACTORY MEMBER SUSPENDED FROM SAID STRUCTURE RIGID PORTION IN VERTICAL SPACED RELATION TO SAID FURNACE BOTTOM WALL PROVIDING A FURNACE ROOF, A SUITABLE INTEGRAL REFRACTORY MEMBER DEFINING THE FURNACE SIDE AND END WALLS AND ENCLOSING SAID FURNACE ROF, RIGIDIFYING MEANS DISPOSED UPON SAID FURNACE SIDE WALLS AND HAVING PORTIONS THEREOF SLIDABLY ENGAGING SAID STRUCTURE FOR GUIDED VERTICAL MOVEMENT OF SAID SIDE WALLS RELATIVE TO SAID FURNACE ROOF AND ABOVE SAID FURNACE BOTTOM WALL, AND MEANS ON SAID STRUCTURE RIGID PORTION CONNECTED WITH SAID SIDE WALL RIGIDIFYING MEANS FOR RAISING AND LOWERING SAID INTEGRAL FURNACE SIDE AND END WALLS RELATIVE TO SAID FURNACE BOTTOM WALL.
Claim 2
Dependent Claim
161 words
IN AN INTERMEDIATE MILL REHEATING AND PROCESSING FURNACE, IN COMBINATION, A WHEELED MEMBER HAVING UPON THE UPPER FACE THEREOF A REFRACTORY SURFACE FORMING A FURNACE BOTTOM WALL, A VERTICALLY DISPOSED SELF-SUSTAINING STRUCTURE STRADDLING SAID WHEELED MEMBER IN SPACED RELATION THERETO AND HAVING A RIGID PORTION OVERLYING SAID FURNACE BOTTOM WALL IN VERTICALLY SPACED RELATION THERETO, A SUITABLE REFRACTORY MEMBER SUSPENDED FROM SAID STRUCTURE RIGID PORTION IN VERTICAL SPACED RELATION TO SAID FURNACE BOTTOM WALL PROVIDING A FURNACE ROOF, A SUITABLE INTEGRAL REFRACTORY MEMBER DEFINING THE FURNACE SIDE AND END WALLS AND ENCLOSING SAID FURNACE ROF, RIGIDIFYING MEANS DISPOSED UPON SAID FURNACE SIDE WALLS AND HAVING PORTIONS THEREOF SLIDABLY ENGAGING SAID STRUCTURE FOR GUIDED VERTICAL MOVEMENT OF SAID SIDE WALLS RELATIVE TO SAID FURNACE ROOF AND ABOVE SAID FURNACE BOTTOM WALL, AND MEANS ON SAID STRUCTURE RIGID PORTION CONNECTED WITH SAID SIDE WALL RIGIDIFYING MEANS FOR RAISING AND LOWERING SAID INTEGRAL FURNACE SIDE AND END WALLS RELATIVE TO SAID FURNACE BOTTOM WALL.
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) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |