US3100734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Furnace combustion chamber
Assignee: Rex Roto Corp
•
Filing: 1960-09-23
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Granted: 1963-08-13
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Expires: 1980-09-23
Abstract
No abstract record available.
Inventors
- 👤 Jr John P Rex
- 👤 Thomas B Arrington
- 👤 Donald J Pellegrino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:50
CPC Classifications
F; F23; F23M; F23M5/00; C; C04; C04B; C04B28/00; C04B28/24; F24; F24H; F24H9/00; F24H9/18; F24H9/1854; F24H9/1877; F24H9/1881; C04B2103/00; C04B2103/0068; C04B2103/0091; F23M2900/00; F23M2900/05004
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A COMBINATION CHAMBER, SAID CHAMBER COMPRISING A FIBROUS REFRACTORY MATERIAL, SAID MATERIAL BEING FORMED INTO AN ENCLOSURE, SAID ENCLOSURE HAVING A SUBSTANTIALLY UNIFORM WALL THICKNESS, SAID WALL THICKNESS BEING A FRACTIONAL PART OF AN INCH, SAID ENCLOSURE HAVING A BURNER OPENING, SAID ENCLOSURE HAVING A BURNED GAS OUTLET, SAID FIBROUS MATERIAL AS FORMED INTO SAID ENCLOSURE BEING HELD IN A STABLE SELF SUPPORTING STRUCTURAL FURNACE COMBUSTION CHAMBER FORM BY AN INORGANIC REFRACTORY COLLOIDAL BINDER.
Claim 2
Dependent Claim
74 words
A COMBINATION CHAMBER, SAID CHAMBER COMPRISING A FIBROUS REFRACTORY MATERIAL, SAID MATERIAL BEING FORMED INTO AN ENCLOSURE, SAID ENCLOSURE HAVING A SUBSTANTIALLY UNIFORM WALL THICKNESS, SAID WALL THICKNESS BEING A FRACTIONAL PART OF AN INCH, SAID ENCLOSURE HAVING A BURNER OPENING, SAID ENCLOSURE HAVING A BURNED GAS OUTLET, SAID FIBROUS MATERIAL AS FORMED INTO SAID ENCLOSURE BEING HELD IN A STABLE SELF SUPPORTING STRUCTURAL FURNACE COMBUSTION CHAMBER FORM BY AN INORGANIC REFRACTORY COLLOIDAL BINDER.
References Cited (Backward Citations)
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Cited
US2101921A
Cited
US2717830A
Cited
US2695849A
Cited
US2731359A
Cited
US2914107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |