US3267890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Municipal incinerator
Assignee: Arthur D Little Inc
•
Filing: 1963-04-19
•
Granted: 1966-08-23
•
Expires: 1983-04-19
Abstract
No abstract record available.
Inventors
- 👤 Robert E Zinn
- 👤 Thomas J Lamb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:27
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/08; F23G5/14; F23G5/16; F23G5/165; F23G5/006; Y; Y10; Y10S; Y10S261/00; Y10S261/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
218 words
AN INCINERATOR SUITABLE FOR BURNING REFUSE, COMPRISING IN COMBINATION (A) A SUBSTANTIALLY CYLINDRICAL-SHAPED, SUBSTANTIALLY HORIZONTAL STATIONARY COMBUSTION CHAMBER MEANS HAVING A LINING A SELF-SUPPORTING REFRACTOR OVER SUBSTANTIALLY ALL OF THE PART OF THE INTERIOR EXPOSED TO HOT COMBUSTION PRODUCTS AND FORMED OF A METAL SHELL ADAPTED TO BE COOLED BY CONTACT WITH FLUID THEREAROUND, SAID COMBUSTION CHAMBER MEANS BEING DIVIDED INTO (1) A FIRST CYLINDER SECTION ADAPTED TO BURN SOLID REFUSE THEREIN; AND (2) A SECOND CYLINDER SECTION, JOINED AT ITS INLET END TO THE OUTLET END OF SAID FIRST SECTION BY REFRACTORY-LINED CONDUIT MEANS, ADAPTED TO BURN VOLATILES THEREIN; (B) REFUSE CHARGING MEANS ASSOCIATED WITH THE INLET END OF SAID FIRST SECTION OF SAID COMBUSTION CHAMBER MEANS; (C) GRATE MEANS WITHIN SAID FIRST SECTION OF SAID COMBUSTION CHAMBER MEANS AND ADAPTED TO SUPPORT SAID SOLID REFUSE AND TO ADVANCE IT DURING BURNING; (D) MEANS FOR PROVIDING OVER-FIRE COMBUSTION AIR TO SAID FIRST AND SECOND SECTIONS OF SAID COMBUSTION CHAMBER MEANS AND COMBUSTION AIR UNDER SAID GRATE IN SAID FIRST SECTION; (E) ASH REMOVAL MEANS LOCATED AT SAID OUTLET END OF SAID FIRST SECTION AND ASSOCIATED WITH SAID GRATE MEANS TO REMOVE THE ASHES RESULTING FROM SAID BURNING OF (F) FLUE GAS DISCHARGE MEANS ASSOCIATED WITH THE OUTLET END OF SAID SECOND SECTION OF SAID COMBUSTION CHAMBER MEANS.
Claim 2
Dependent Claim
218 words
AN INCINERATOR SUITABLE FOR BURNING REFUSE, COMPRISING IN COMBINATION (A) A SUBSTANTIALLY CYLINDRICAL-SHAPED, SUBSTANTIALLY HORIZONTAL STATIONARY COMBUSTION CHAMBER MEANS HAVING A LINING A SELF-SUPPORTING REFRACTOR OVER SUBSTANTIALLY ALL OF THE PART OF THE INTERIOR EXPOSED TO HOT COMBUSTION PRODUCTS AND FORMED OF A METAL SHELL ADAPTED TO BE COOLED BY CONTACT WITH FLUID THEREAROUND, SAID COMBUSTION CHAMBER MEANS BEING DIVIDED INTO (1) A FIRST CYLINDER SECTION ADAPTED TO BURN SOLID REFUSE THEREIN; AND (2) A SECOND CYLINDER SECTION, JOINED AT ITS INLET END TO THE OUTLET END OF SAID FIRST SECTION BY REFRACTORY-LINED CONDUIT MEANS, ADAPTED TO BURN VOLATILES THEREIN; (B) REFUSE CHARGING MEANS ASSOCIATED WITH THE INLET END OF SAID FIRST SECTION OF SAID COMBUSTION CHAMBER MEANS; (C) GRATE MEANS WITHIN SAID FIRST SECTION OF SAID COMBUSTION CHAMBER MEANS AND ADAPTED TO SUPPORT SAID SOLID REFUSE AND TO ADVANCE IT DURING BURNING; (D) MEANS FOR PROVIDING OVER-FIRE COMBUSTION AIR TO SAID FIRST AND SECOND SECTIONS OF SAID COMBUSTION CHAMBER MEANS AND COMBUSTION AIR UNDER SAID GRATE IN SAID FIRST SECTION; (E) ASH REMOVAL MEANS LOCATED AT SAID OUTLET END OF SAID FIRST SECTION AND ASSOCIATED WITH SAID GRATE MEANS TO REMOVE THE ASHES RESULTING FROM SAID BURNING OF (F) FLUE GAS DISCHARGE MEANS ASSOCIATED WITH THE OUTLET END OF SAID SECOND SECTION OF SAID COMBUSTION CHAMBER MEANS.
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |