US2860030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of hydrogen sulfide and/or carbon dioxide substantially free from hydrocarbons and substantially pure hydrocarbons by chemical treatment of an impure hydrocarbon stream
Assignee: Phillips Petroleum Co
•
Filing: 1954-12-17
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Granted: 1958-11-11
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Expires: 1974-12-17
Abstract
No abstract record available.
Inventors
- 👤 Walter A Goldtrap
- 👤 Skinner Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:01
CPC Classifications
C; C10; C10K; C10K1/00; C10K1/08; C10K1/16; C01; C01B; C01B17/00; C01B17/02; C01B17/04; C01B17/0404; C01B17/0408; C01B17/16; C01B17/167; C01B32/00; C01B32/50; C10K1/10; C10K1/103; C10K1/12; C10K1/124; C10K1/14; C10K1/143
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A METHOD FOR REMOVING CONTAINMENT GASES CONSISTING ESSENTIALLY OF CARBON DIOXIDE AND HYDROGEN SULFIDE FROM A HYDROCARBON STREAM WHICH COMPRISES IN AN ABSORBER ZONE CONTACTING SAID STREAM WITH A SUFFICIENT AMOUNT OF A LIQUID, CHEMICALLY ACTIVE REAGENT ADAPTED TO CHEMICALLY REACT WITH AND TO ABSORB THUS TO REMOVE THEREFROM ALL OF SAID CONTAMINANT GASES THEREBY UNAVOIDABLY ABSORBING ALSO SOME OF THE HYDROCARBON FROM SAID HYDROCARBON STREAM OBTAINING A RICH REAGENT CONTAINING ALL OF SAID CONTAMINANT GASES AND SAID UNAVOIDABLY ABSORBED HYDROCARBON AND A SUBSTANTIALLY CONTAMINANT-FREE HYDROCARBON STREAM WHICH IS REMOVED FROM THE OPERATION, FLASHING ALL OF SAID UNAVOIDABLY ABSORBED HYDROCARBON FROM SAID RICH REAGENT THEREBY OBTAINING VAPORS CONTAIN-
Claim 2
Independent Claim
108 words
A METHOD FOR REMOVING CONTAINMENT GASES CONSISTING ESSENTIALLY OF CARBON DIOXIDE AND HYDROGEN SULFIDE FROM A HYDROCARBON STREAM WHICH COMPRISES IN AN ABSORBER ZONE CONTACTING SAID STREAM WITH A SUFFICIENT AMOUNT OF A LIQUID, CHEMICALLY ACTIVE REAGENT ADAPTED TO CHEMICALLY REACT WITH AND TO ABSORB THUS TO REMOVE THEREFROM ALL OF SAID CONTAMINANT GASES THEREBY UNAVOIDABLY ABSORBING ALSO SOME OF THE HYDROCARBON FROM SAID HYDROCARBON STREAM OBTAINING A RICH REAGENT CONTAINING ALL OF SAID CONTAMINANT GASES AND SAID UNAVOIDABLY ABSORBED HYDROCARBON AND A SUBSTANTIALLY CONTAMINANT-FREE HYDROCARBON STREAM WHICH IS REMOVED FROM THE OPERATION, FLASHING ALL OF SAID UNAVOIDABLY ABSORBED HYDROCARBON FROM SAID RICH REAGENT THEREBY OBTAINING VAPORS CONTAIN-
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) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |