US3559595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Incineration system for burnable liquids or sludges
Assignee: Polyma Maschinenbau Dr Appelhans GmbH and Co KG
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Filing: 1968-11-25
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Granted: 1971-02-02
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Expires: 1988-11-25
Abstract
Abstract In an incineration system with an incineration muffle for burnable liquids or sludges of different heating value, different ignition temperature and/or different viscosity and which possibly contain nonburnable substances, an improved means to feed the material to be incinerated from the roof of the muffle characterized by a plurality of feed tubes depending through the roof with air feed devices being arranged closely adjacent thereto.
Inventors
- 👤 Hermann Appelhans
- 👤 Wolfgang Schumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:25
CPC Classifications
F; F23; F23G; F23G7/00; F23G7/001
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
55 words
The apparatus according to claim 1 in which said material feed tubes are arranged in groups, at least one of said second air feed means being positioned between two groups of said material feed tubes and at least one of said second air feed means being positioned between the last of said groups and exhaust.
Claim 2
Dependent Claim
42 words
The apparatus according to claim 1 in which said feed means comprises a plurality of combustion air tubes each of which is arranged concentrically about a material feed tube, said combustion air tubes depending into said muffle beyond the material feed tubes.
Claim 3
Dependent Claim
80 words
An apparatus according to claim 3 in which each said combustion air tube further comprises an annular chamber at its upper end, said chamber having one end sealingly engaging said material feed tube and the other end opening into said combustion air tube, pipe coupling means connecting a combustion air source to said annular chamber, means for detachably mounting said combustion air tube on said muffle, and second pipe coupling means connecting said material feed tube to a material source.
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) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |