US2614038A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of sulfur free water gas
Assignee: Standard Oil Development Co
•
Filing: 1945-12-28
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Granted: 1952-10-14
•
Expires: 1965-12-28
Abstract
No abstract record available.
Inventors
- 👤 Frank T Barr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:27
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/46; C10J3/48; C10J3/482; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; Y; Y10; Y10S; Y10S48/00; Y10S48/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
IN A PROCESS FOR THE PRODUCTION OF FUEL GASES FREE OF SULFUR COMPOUNDS BY THE GASIFICATION OF SOLID CARBONACEOUS MATERIALS WITH A REACTANT GAS ADAPTED TO CONVERT CARBON INTO CARBON MONOXIDE AT TEMPERATURES OF ABOUT 1400*-2400* F. FOLLOWED BY THE REMOVAL OF H2S FROM THE FUEL GAS PRODUCED, THE IMPROVEMENT WHICH COMPRISES SUBJECTING SAID SOLID MATERIALS ADMIXED WITH ABOUT 0.2-1% BY WEIGHT OF A CATALYST PROMOTING THE CRACKING OF ORGANIC SULFUR COMPOUNDS, TO SAID GASIFICATION AT SAID TEMPERATURES TO PRODUCE TO A FUEL GAS CONTAINING H2S, BUT FREE OF ORGANIC SULFUR COMPOUND, QUENCHING SAID FUEL GAS TO A TEMPERATURE NOT EXCEEDING 600* F. SO AS TO PREVENT THE FORMATION OF ORGANIC SULFUR COMPOUNDS IN SAID FUEL GAS, SUBJECTING SAID QUENCHED FUEL GAS TO A TREATMENT ADAPTED TO REMOVE H2S THEREFROM, AND RECOVERING FROM SAID TREATMENT A FUEL GAS ESSENTIALLY FREE OF SULFUR COMPOUNDS.
Claim 2
Dependent Claim
143 words
IN A PROCESS FOR THE PRODUCTION OF FUEL GASES FREE OF SULFUR COMPOUNDS BY THE GASIFICATION OF SOLID CARBONACEOUS MATERIALS WITH A REACTANT GAS ADAPTED TO CONVERT CARBON INTO CARBON MONOXIDE AT TEMPERATURES OF ABOUT 1400*-2400* F. FOLLOWED BY THE REMOVAL OF H2S FROM THE FUEL GAS PRODUCED, THE IMPROVEMENT WHICH COMPRISES SUBJECTING SAID SOLID MATERIALS ADMIXED WITH ABOUT 0.2-1% BY WEIGHT OF A CATALYST PROMOTING THE CRACKING OF ORGANIC SULFUR COMPOUNDS, TO SAID GASIFICATION AT SAID TEMPERATURES TO PRODUCE TO A FUEL GAS CONTAINING H2S, BUT FREE OF ORGANIC SULFUR COMPOUND, QUENCHING SAID FUEL GAS TO A TEMPERATURE NOT EXCEEDING 600* F. SO AS TO PREVENT THE FORMATION OF ORGANIC SULFUR COMPOUNDS IN SAID FUEL GAS, SUBJECTING SAID QUENCHED FUEL GAS TO A TREATMENT ADAPTED TO REMOVE H2S THEREFROM, AND RECOVERING FROM SAID TREATMENT A FUEL GAS ESSENTIALLY FREE OF SULFUR COMPOUNDS.
References Cited (Backward Citations)
GB143641A
Cited
US1495776A
Cited
US1687118A
Cited
US1901170A
Cited
US2482187A
Cited
US2436938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |