Patent US2758073A successfully refreshed from Google Patents.
US2758073A
Expired / Lapsed
US
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Fluidized solids distillation process
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1952-09-04
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Granted: 1956-08-07
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Expires: 1972-09-04
Abstract
No abstract record available.
Inventors
- 👤 Robert W Krebs
- 👤 Jr Charles N Kimberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:25
CPC Classifications
B; B01; B01D; B01D3/00; Y; Y10; Y10S; Y10S159/00; Y10S159/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PROCESS FOR THE DISTALLATION OF A LIQUID FEED MATERIAL HAVING LOWER BOILING COMPONENTS AND HUGHER BOILING COMPONENTS WHICH COMPRISES THE STEPS OF: PASSING GAS UPWARDLY THROUGH A BED OF HEATED SOLID PARTICLES IN A MANNER MAINTAINING SAID PARTICLES AS A FLUIDIZED BED, CONTACTING SAID LIQUID FEED MATERIAL WITH SAID FLUIDIZED PARTICLES AT A TEMPERATURE INSUFFICIENT TO EFFECT ANY SUBSTANTIAL CHEMICAL DECOMPOSITION OF SAID COMPONENTS WHILE EFFECTING VAPORIZATION OF THE SAID LOWER BOILING COMPONENTS AND LEAVING HIGHER BOILING COMPONENTS UNVAPORIZED, WITHDRAWING AND SEGREGATING OVERHEAD FROM SAID
Claim 2
Dependent Claim
86 words
A PROCESS FOR THE DISTALLATION OF A LIQUID FEED MATERIAL HAVING LOWER BOILING COMPONENTS AND HUGHER BOILING COMPONENTS WHICH COMPRISES THE STEPS OF: PASSING GAS UPWARDLY THROUGH A BED OF HEATED SOLID PARTICLES IN A MANNER MAINTAINING SAID PARTICLES AS A FLUIDIZED BED, CONTACTING SAID LIQUID FEED MATERIAL WITH SAID FLUIDIZED PARTICLES AT A TEMPERATURE INSUFFICIENT TO EFFECT ANY SUBSTANTIAL CHEMICAL DECOMPOSITION OF SAID COMPONENTS WHILE EFFECTING VAPORIZATION OF THE SAID LOWER BOILING COMPONENTS AND LEAVING HIGHER BOILING COMPONENTS UNVAPORIZED, WITHDRAWING AND SEGREGATING OVERHEAD FROM SAID
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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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |