Patent US2664394A successfully refreshed from Google Patents.
US2664394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrochemical conversion of hydrocarbons
Assignee: Phillips Petroleum Co
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Filing: 1948-11-26
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Granted: 1953-12-29
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Expires: 1968-11-26
Abstract
No abstract record available.
Inventors
- 👤 Reeves William Byron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:26
CPC Classifications
F; F02; F02M; F02M27/00; F02M27/04; C; C07; C07C; C07C2/00; F02M2027/047
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
THE METHOD OF CONVERTING A HYDROCARBON GAS COMPOSED ESSENTIALLY OF PROPANE, AND INCLUDING RESIDUAL AMOUNTS OF PARAFFINS OF HIGHER AND LOWER MOLECULAR WEIGHT, TO ISOPARAFFINS OF HIGHER MOLECULAR WEIGHT THAN PROPANE, WHICH COMPRISES HEATING SAID PROPANE IN GASEOUS PHASE TO A TEMPERATURE IN THE RANGE OF ABOUT 400* F. TO ABOUT 2000* F., PASSING SAID HEATED PROPANE GAS THROUGH A ZONE SUBJECTED TO A SUPERIMPOSED HIGH POTENTIAL ELECTROSTATIC FIELD AND AN OSCULLATING ELECTROMAGNETIC FIELD OF A FREQUENCY IN THE RANGE BETWEEN 40 AND 300 CYCLES PER SECOND, COOLING THE GASEOUS MATERIAL SO TREATED AND WITHDRAWING A MIXTURE HAVING AN INCREASED CONTENT OF HYDROCARBONS OF A HIGHER MOLECULAR WEIGHT THAN THE ORIGINAL PROPANE.
Claim 2
Independent Claim
112 words
THE METHOD OF CONVERTING A HYDROCARBON GAS COMPOSED ESSENTIALLY OF PROPANE, AND INCLUDING RESIDUAL AMOUNTS OF PARAFFINS OF HIGHER AND LOWER MOLECULAR WEIGHT, TO ISOPARAFFINS OF HIGHER MOLECULAR WEIGHT THAN PROPANE, WHICH COMPRISES HEATING SAID PROPANE IN GASEOUS PHASE TO A TEMPERATURE IN THE RANGE OF ABOUT 400* F. TO ABOUT 2000* F., PASSING SAID HEATED PROPANE GAS THROUGH A ZONE SUBJECTED TO A SUPERIMPOSED HIGH POTENTIAL ELECTROSTATIC FIELD AND AN OSCULLATING ELECTROMAGNETIC FIELD OF A FREQUENCY IN THE RANGE BETWEEN 40 AND 300 CYCLES PER SECOND, COOLING THE GASEOUS MATERIAL SO TREATED AND WITHDRAWING A MIXTURE HAVING AN INCREASED CONTENT OF HYDROCARBONS OF A HIGHER MOLECULAR WEIGHT THAN THE ORIGINAL PROPANE.
References Cited (Backward Citations)
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US1054886A
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US2023754A
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US1902384A
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US2257177A
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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) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |