US3302394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exhaust manifold reactor
Assignee: EIDP Inc
•
Filing: 1965-11-24
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Granted: 1967-02-07
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Expires: 1985-11-24
Abstract
No abstract record available.
Inventors
- 👤 Pahnke Alden John
- 👤 Sowards Donald Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:14
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/92; B01D53/94; B01D53/944; F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/28; F01N3/2803; F01N3/2807; F01N3/2825; F01N3/2828; F01N3/2839; F01N3/2882; F01N13/00; F01N13/08; F01N13/10; F01N13/14; F01N2260/00; F01N2260/08; F01N2330/00; F01N2330/06; F01N2470/00; F01N2470/16; F01N2470/18; F01N3/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
AN EXHAUST MANIFOLD REACTOR FOR REDUCING THE CONCENTRATIONS OF HYDROCARBON AND CARBON MONOXIDE IMPURITIES NORMALLY PRESENT IN EXHAUST GASES FROM AN INTERNAL COMBUSTION ENGINE, SAID REACTOR HAVING MEANS FOR MOUNTING SAME ON SAID ENGINE IMMEDIATELY ADJACENT TO AND CONNECTING MEANS TO AT LEAST TWO EXHAUST PORTS OF SAID ENGINE INTO WHICH AUXILIARY AIR IS INTRODUCED, SAID REACTOR HAVING CONDUIT MEANS FOR PASSING THE RESULTING GAS MIXTURE INTO PASSAGE MEANS BETWEEN (1) THE REACTION CHAMBER OF SAID REACTOR (2) HEAT REFLECTING MEANS POSITIONED CONCENTRICALLY AROUND SAID REACTION CHAMBER AND (3) HOUSING MEANS POSITIONED CONCENTRICALLY AROUND SAID HEAT REFLECTING MEANS, AND OUTLET MEANS FOR PASSING THE RESULTING GAS MIXTURE INTO AN EXHAUST PIPE.
Claim 2
Dependent Claim
111 words
AN EXHAUST MANIFOLD REACTOR FOR REDUCING THE CONCENTRATIONS OF HYDROCARBON AND CARBON MONOXIDE IMPURITIES NORMALLY PRESENT IN EXHAUST GASES FROM AN INTERNAL COMBUSTION ENGINE, SAID REACTOR HAVING MEANS FOR MOUNTING SAME ON SAID ENGINE IMMEDIATELY ADJACENT TO AND CONNECTING MEANS TO AT LEAST TWO EXHAUST PORTS OF SAID ENGINE INTO WHICH AUXILIARY AIR IS INTRODUCED, SAID REACTOR HAVING CONDUIT MEANS FOR PASSING THE RESULTING GAS MIXTURE INTO PASSAGE MEANS BETWEEN (1) THE REACTION CHAMBER OF SAID REACTOR (2) HEAT REFLECTING MEANS POSITIONED CONCENTRICALLY AROUND SAID REACTION CHAMBER AND (3) HOUSING MEANS POSITIONED CONCENTRICALLY AROUND SAID HEAT REFLECTING MEANS, AND OUTLET MEANS FOR PASSING THE RESULTING GAS MIXTURE INTO AN EXHAUST PIPE.
References Cited (Backward Citations)
US2263318A
Cited
US3220179A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |