Patent US2834012A successfully refreshed from Google Patents.
Patent US3232885A successfully refreshed from Google Patents.
US3232885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing an inert gas
Assignee: Individual
•
Filing: 1963-10-07
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Granted: 1966-02-01
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Expires: 1983-10-07
Abstract
No abstract record available.
Inventors
- 👤 Henke Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:27
CPC Classifications
C; C10; C10L; C10L3/00; B; B01; B01J; B01J19/00; B01J19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
THE METHOD OF PRODUCING AN INERT GASS SUITABLE FOR SUBSEQUENT USE UNDER PRESSURES OF THE ORDER OF MAGNITUDE OF AT LEAST 500 TRO 1,000 POUNDS PER SQUARE INCH INCLUDING INTRODUCING A SATURATED HYDROCARBON WHICH IS FLUID AT AMBIENT TEMPERATURES INTO THE EXHAUST GASES FROM A HYDROCARBON-FUELED ENERGY GENERATOR IN QUANTITIES IN EXCESS OF THE STOICHIOMETRICAL AMOUNT NECESSARY TO CONVERT THE EXHAUST GASES TO ESSENTIALLY NITROGEN, CARBON DIOXIDE AND WATER VAPOR, REACTING THE SATURATED HYDROCARBON WITH THE EXHAUST GASES OVER A CATALYST TO FORM ESSENTIALLY NITROGEN, CARBON DIOXIDE, WATER VAPOR AND AMMONIA; SUFFICIENT OF THE SATURATED HYDROCARBON BEING REACTED WITH THE EXHAUST GASES TO PRODUCE MORE THAN A MERE TRACE OF AMMONIA AND TO PRODUCE AMMONIA IN AMOUNTS SUFFICIENT TO INHIBIT THE INERT GAS AGAINST CORROSION OF FERROUS ALLOYS; CONDENSING THE WATER VAPOR TO WATER WHILE ABSORBING THE AMMONIA IN THE CONDENSED WATER; WITHDRAWING THE CONDENSATE WATER; AND DISCHARGING THE TREATED AND PROCESSED INERT GAS.
Claim 2
Independent Claim
154 words
THE METHOD OF PRODUCING AN INERT GASS SUITABLE FOR SUBSEQUENT USE UNDER PRESSURES OF THE ORDER OF MAGNITUDE OF AT LEAST 500 TRO 1,000 POUNDS PER SQUARE INCH INCLUDING INTRODUCING A SATURATED HYDROCARBON WHICH IS FLUID AT AMBIENT TEMPERATURES INTO THE EXHAUST GASES FROM A HYDROCARBON-FUELED ENERGY GENERATOR IN QUANTITIES IN EXCESS OF THE STOICHIOMETRICAL AMOUNT NECESSARY TO CONVERT THE EXHAUST GASES TO ESSENTIALLY NITROGEN, CARBON DIOXIDE AND WATER VAPOR, REACTING THE SATURATED HYDROCARBON WITH THE EXHAUST GASES OVER A CATALYST TO FORM ESSENTIALLY NITROGEN, CARBON DIOXIDE, WATER VAPOR AND AMMONIA; SUFFICIENT OF THE SATURATED HYDROCARBON BEING REACTED WITH THE EXHAUST GASES TO PRODUCE MORE THAN A MERE TRACE OF AMMONIA AND TO PRODUCE AMMONIA IN AMOUNTS SUFFICIENT TO INHIBIT THE INERT GAS AGAINST CORROSION OF FERROUS ALLOYS; CONDENSING THE WATER VAPOR TO WATER WHILE ABSORBING THE AMMONIA IN THE CONDENSED WATER; WITHDRAWING THE CONDENSATE WATER; AND DISCHARGING THE TREATED AND PROCESSED INERT GAS.
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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |