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US2936548A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of production, fixation and use of nitrogenous compounds from engine exhaust, for irrigation

Assignee: Union Stock Yard and Transit Co
•
Filing: 1956-09-25
•
Granted: 1960-05-17
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Expires: 1976-09-25
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Abstract

No abstract record available.

Inventors

  • 👤 Willard L Morrison

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 02:27
CPC Classifications
C; C05; C05C; C05C11/00; A; A01; A01G; A01G25/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 132 words
THE METHOD OF PRODUCING, RECOVERING AND USING NITROGENOUS COMPOUNDS WHICH CONSISTS IN BURNING A MIXTURE OF AIR AND GASEOUS HYDROCARBON FUEL IN THE PROPORTION OF APPROXIMATELY NINETEEN PARTS OF AIR TO ONE PART OF FUEL BY SIMULTANEOUSLY IGNITING THE MIXTURE AT A MULTIPLICITY OF SPACED IGNITION POINTS, UNTIL THE MIXTURE HAS BURNED AT A TEMPERATURE ABOVE 4000 DEGREES F., EXPANDING THE MIXTURE WITH SUDDEN DROP IN TEMPERATURE OF MORE THAN 900 DEGREES F., USING THE EXPANSIVE POWER OF THE MIXTURE TO PUMP WATER, DISCHARGING THE PRODUCTS OF COMBUSTION AND MAINTAINING THEM IN INTIMATE CONTACT WITH THE WATER BEING PUMPED UNTIL SUBSTANTIALLY ALL OF THE NITROGENOUS COMPOUNDS IN THE EXHAUST GAS HAVE BEEN ABSORBED BY THE WATER AND THEN DISCHARGING THE PUMPED WATER FOR IRRIGATION AND DISCHARGING THE REMAINING EXHAUST GAS TO ATMOSPHERE.
Claim 2
Independent Claim 132 words
THE METHOD OF PRODUCING, RECOVERING AND USING NITROGENOUS COMPOUNDS WHICH CONSISTS IN BURNING A MIXTURE OF AIR AND GASEOUS HYDROCARBON FUEL IN THE PROPORTION OF APPROXIMATELY NINETEEN PARTS OF AIR TO ONE PART OF FUEL BY SIMULTANEOUSLY IGNITING THE MIXTURE AT A MULTIPLICITY OF SPACED IGNITION POINTS, UNTIL THE MIXTURE HAS BURNED AT A TEMPERATURE ABOVE 4000 DEGREES F., EXPANDING THE MIXTURE WITH SUDDEN DROP IN TEMPERATURE OF MORE THAN 900 DEGREES F., USING THE EXPANSIVE POWER OF THE MIXTURE TO PUMP WATER, DISCHARGING THE PRODUCTS OF COMBUSTION AND MAINTAINING THEM IN INTIMATE CONTACT WITH THE WATER BEING PUMPED UNTIL SUBSTANTIALLY ALL OF THE NITROGENOUS COMPOUNDS IN THE EXHAUST GAS HAVE BEEN ABSORBED BY THE WATER AND THEN DISCHARGING THE PUMPED WATER FOR IRRIGATION AND DISCHARGING THE REMAINING EXHAUST GAS TO ATMOSPHERE.

References Cited (Backward Citations)

US961350A Cited
US1121722A Cited
US1000732A Cited
US1122923A Cited
US1272181A Cited
GB142953A Cited
US1652781A Cited
FR596789A Cited
FR596790A Cited
US2088869A Cited
US2481890A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-05-17 1963-11-16 1964-05-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-05-17 1967-11-16 1968-05-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-05-17 1971-11-16 1972-05-17 $7700.00 Window Closed / Lapsed

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