US3276202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low temperature afterburner
Assignee: Individual
•
Filing: 1965-05-20
•
Granted: 1966-10-04
•
Expires: 1985-05-20
Abstract
No abstract record available.
Inventors
- 👤 Wright W Gary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:10
CPC Classifications
F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/30; F01N3/32; F01N1/00; F01N1/08; F01N1/083; F01N13/00; F01N13/009; F01N13/0097; F01N3/26; F01N3/28; F01N3/2882; F01N3/2885; F01N3/38; F01N2230/00; F01N2230/04; F01N2230/08; F01N2240/00; F01N2240/10; F01N2250/00; F01N2250/04; F01N2310/00; F01N2310/12; F01N2330/00; F01N2330/08; F01N2470/00; F01N2470/30; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
THE METHOD OF REDUCING HARMFUL INTERNAL COMBUSTION ENGINE EXHAUST EMISSIONS WHICH COMPRISES THE STEPS OF MIXING AIR WITH THE FLOW OF EXHAUST GASES FROM THE ENGINE, ESTABLISHING A ZONE WHICH IS ISOLATED FROM THE MAIN STREAM OF FLOW OF THE EXHAUST AIR-MISTURE THROUGH WHICH A SMALL PORTION OF SAID MIXTURE SLOWLY FLOWS, GENERATING A POPULATION OF FREE RADICALS IN SAID ZONE BY CONVERTING SOME OF THE HYDROCARBON MOLECULES WITHIN SAID ZONE INTO FREE HYDROCARBON RADICALS, AND RELEASING SAID FREE RADICALS INTO THE MAIN STREAM OF EXHAUST-AIR FLOW TO PROMOTE A CHAIN REACTION OF FREE RADICAL GENERATION IN THE MAIN
Claim 2
Independent Claim
99 words
THE METHOD OF REDUCING HARMFUL INTERNAL COMBUSTION ENGINE EXHAUST EMISSIONS WHICH COMPRISES THE STEPS OF MIXING AIR WITH THE FLOW OF EXHAUST GASES FROM THE ENGINE, ESTABLISHING A ZONE WHICH IS ISOLATED FROM THE MAIN STREAM OF FLOW OF THE EXHAUST AIR-MISTURE THROUGH WHICH A SMALL PORTION OF SAID MIXTURE SLOWLY FLOWS, GENERATING A POPULATION OF FREE RADICALS IN SAID ZONE BY CONVERTING SOME OF THE HYDROCARBON MOLECULES WITHIN SAID ZONE INTO FREE HYDROCARBON RADICALS, AND RELEASING SAID FREE RADICALS INTO THE MAIN STREAM OF EXHAUST-AIR FLOW TO PROMOTE A CHAIN REACTION OF FREE RADICAL GENERATION IN THE MAIN
References Cited (Backward Citations)
US3180083A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |