Patent US6812753B2 successfully refreshed from Google Patents.
US2538947A
Expired / Lapsed
US
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Fractionation method
Assignee: Individual
•
Filing: 1948-05-10
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Granted: 1951-01-23
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Expires: 1968-05-10
Abstract
No abstract record available.
Inventors
- 👤 Edward G Ragatz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:03
CPC Classifications
C; C10; C10G; C10G5/00; C10G5/04; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/4259; Y10T137/4273; Y10T137/4336
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PROCESS OF RECOVERING HIGHER BOILING CONSTITUENTS FROM A HIGH PRESSURE HYDROCARBON GAS STREAM CONTAINING GASEOUS AND LIQUID HYDROCARBONS AND SOLID HYDRATE WHICH INCLUDES THE STEPS OF SEPARATING LIQUID AND SOLID HYDRATE CONSTITUENTS FROM SAID GAS STREAM, CIRCULATING A BODY OF HYDRATE-DISPERSED HYDROCARBON LIQUID THROUGH A DISPERSION ZONE, INTRODUCING THE SEPARATED LIQUID AND SOLID HYDRATE CONSTITUENTS INTO THE CIRCULATING LIQUID IN SAID DISPERSION ZONE WHILE AGITATING TO DISPERSE SAID SOLID HYDRATE IN FINELY DIVIDED FORM IN SAID CIRCULATING LIQUID AND TO PREVENT AGGLOMERATION AND SETTLEMENT OF THE SOLID HYDRATE THEREIN WITHDRAWING A PORTION OF SAID HYDRATE-DISPERSED LIQUID FROM SAID BODY, AND RECIRCULATING THE REMAINING PORTION OF SAID
Claim 2
Dependent Claim
107 words
A PROCESS OF RECOVERING HIGHER BOILING CONSTITUENTS FROM A HIGH PRESSURE HYDROCARBON GAS STREAM CONTAINING GASEOUS AND LIQUID HYDROCARBONS AND SOLID HYDRATE WHICH INCLUDES THE STEPS OF SEPARATING LIQUID AND SOLID HYDRATE CONSTITUENTS FROM SAID GAS STREAM, CIRCULATING A BODY OF HYDRATE-DISPERSED HYDROCARBON LIQUID THROUGH A DISPERSION ZONE, INTRODUCING THE SEPARATED LIQUID AND SOLID HYDRATE CONSTITUENTS INTO THE CIRCULATING LIQUID IN SAID DISPERSION ZONE WHILE AGITATING TO DISPERSE SAID SOLID HYDRATE IN FINELY DIVIDED FORM IN SAID CIRCULATING LIQUID AND TO PREVENT AGGLOMERATION AND SETTLEMENT OF THE SOLID HYDRATE THEREIN WITHDRAWING A PORTION OF SAID HYDRATE-DISPERSED LIQUID FROM SAID BODY, AND RECIRCULATING THE REMAINING PORTION OF SAID
References Cited (Backward Citations)
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US2375559A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-22 | 1954-07-24 | 1955-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-22 | 1958-07-24 | 1959-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-22 | 1962-07-24 | 1963-01-23 | $7700.00 | Window Closed / Lapsed |