Patent US2812827A successfully refreshed from Google Patents.
US2812827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas dehydration process and apparatus
Assignee: Black Sivalls and Bryson Inc
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Filing: 1956-06-28
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Granted: 1957-11-12
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Expires: 1976-06-28
Abstract
No abstract record available.
Inventors
- 👤 Marvin S Worley
- 👤 Jr Harry L Johnson
- 👤 Jr Lawrence B Keel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:23
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE METHOD OF DEHYDRATING A NATURAL GAS STREAM COMPRISING INTIALLY REMOVING FREE AND ENTRAINED WATER FROM SAID STREAM, CONTACTING SAID SSTREAM WITH A LIQUID DEHYDRATING AGENT, SEPARATING THE DILUTE DEHYDRATING AGENT FROM SAID STREAM, RECONCENTRATING SAID DILUTE DEHYDRATING AGENT, PUMPING THE RECONCENTRATED AGENT INTO CONTACT WITH SAID GAS STREAM, FLOWING A PORTION OF SAID GAS STREAM AFTER CONTACT TO A HIGH PRESSURE SUPPLY GAS ZONE, FLOWING A PORTION OF THE GAS FROM SAID HIGH PRESSURE SUPPLY GAS ZONE TO POWER SAID PUMPING, FLOWING THE EXHAUST GAS FROM SAID PUMPING TO A LOW PRESSURE SUPPLY GAS ZONE AND FLOWING A PORTION OF THE GAS FROM SAID LOW PRESSURE SUPPLY GAS ZONE INTO HEAT EXCHANGE RELATION WITH THE REMOVED FREE AND ENTRAINED WATER TO PREVENT FREEZING OF SAID WATER.
Claim 2
Independent Claim
127 words
THE METHOD OF DEHYDRATING A NATURAL GAS STREAM COMPRISING INTIALLY REMOVING FREE AND ENTRAINED WATER FROM SAID STREAM, CONTACTING SAID SSTREAM WITH A LIQUID DEHYDRATING AGENT, SEPARATING THE DILUTE DEHYDRATING AGENT FROM SAID STREAM, RECONCENTRATING SAID DILUTE DEHYDRATING AGENT, PUMPING THE RECONCENTRATED AGENT INTO CONTACT WITH SAID GAS STREAM, FLOWING A PORTION OF SAID GAS STREAM AFTER CONTACT TO A HIGH PRESSURE SUPPLY GAS ZONE, FLOWING A PORTION OF THE GAS FROM SAID HIGH PRESSURE SUPPLY GAS ZONE TO POWER SAID PUMPING, FLOWING THE EXHAUST GAS FROM SAID PUMPING TO A LOW PRESSURE SUPPLY GAS ZONE AND FLOWING A PORTION OF THE GAS FROM SAID LOW PRESSURE SUPPLY GAS ZONE INTO HEAT EXCHANGE RELATION WITH THE REMOVED FREE AND ENTRAINED WATER TO PREVENT FREEZING OF SAID WATER.
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) | 1960-11-11 | 1961-05-13 | 1961-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-11 | 1965-05-13 | 1965-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-11 | 1969-05-13 | 1969-11-12 | $7700.00 | Window Closed / Lapsed |