US2695869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Distillation of organic liquids
Assignee: GEA Group AG
•
Filing: 1950-05-12
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Granted: 1954-11-30
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Expires: 1970-05-12
Abstract
No abstract record available.
Inventors
- 👤 Sondermann Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:34
CPC Classifications
B; B01; B01D; B01D1/00; B01D1/06; B01D1/12; B01D3/00; B01D3/04; C; C10; C10G; C10G7/00; Y; Y10; Y10S; Y10S159/00; Y10S159/41
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
IN THE DISTILLATION TREATMENT OF ORGANIC LIQUIDS THE IMPROVEMENT WHICH COMPRISES ESTABLISHING A SINGLE CONFINED DISTILLATION SPACE, SUBDIVIDED INTO A MULTIPLE NUMBER OF SERIES-CONNECTED RESERVOIR BODIES OF SUCH LIQUID IN SUBSTANTIALLY CONTIGUOUS SEQUENCE, INCLUDING AT LEAST ONE FIRST AND ONE LAST SUCH BODY, CONTINUOUSLY SUBJECTING THE LIQUID IN EACH OF SAID RESERVOIR BODIES TO SEPARATED DISTILLATION INCLUDING SUBSTANTIALLY CONTINUOUSLY DISPERSED-GAS PROPELLING A PORTION OF SUCH LIQUID FROM THE RESERVOIR BODY UPWARDLY THROUGH A CONFINED PATH, SUBSTANTIALLY CONTINUOUSLY DISCHARGING AND DISPERSING LIQUID FROM SAID CONFINED PATH INTO A VAPORIZATION ZONE, THE LIQUID FROM AT LEAST A PORTION OF SAID BODIES BEING DISCHARGED AND DISPERSED INTO THE SAME VAPORIZATION ZONE, MAINTAINING A PRESSURE-TEMPERATURE RELATION FOR SAID LIQUID AND SAID ZONE SUFICIENT FOR PARTIAL VAPORIZATION OF SAID LIQUID, AND SUBSTANTIALLY CONTINUOUSLY RETURNING NON-VAPORIZED LIQUID TO THE RESERVOIR BODY, SUBSTANTIALLY CONTINUOUSLY FEEDING FRESH LIQUID TO THE FIRST SAID RESERVOIR BODY, SUBSTANTIALLY CONTINUOUSLY DISCHARGING RESIDUAL LIQUID FROM THE LAST SAID RESERVOIR BODY AND SUBSTANTIALLY CONTINUOUSLY PASSING RESERVOIR BODY PORTIONS OF LIQUID IN SEQUENCE FROM RESERVOIR BODY TO RESERVOIR BODY BETWEEN SAID FIRST AND LAST RESERVOIR BODY.
Claim 2
Dependent Claim
181 words
IN THE DISTILLATION TREATMENT OF ORGANIC LIQUIDS THE IMPROVEMENT WHICH COMPRISES ESTABLISHING A SINGLE CONFINED DISTILLATION SPACE, SUBDIVIDED INTO A MULTIPLE NUMBER OF SERIES-CONNECTED RESERVOIR BODIES OF SUCH LIQUID IN SUBSTANTIALLY CONTIGUOUS SEQUENCE, INCLUDING AT LEAST ONE FIRST AND ONE LAST SUCH BODY, CONTINUOUSLY SUBJECTING THE LIQUID IN EACH OF SAID RESERVOIR BODIES TO SEPARATED DISTILLATION INCLUDING SUBSTANTIALLY CONTINUOUSLY DISPERSED-GAS PROPELLING A PORTION OF SUCH LIQUID FROM THE RESERVOIR BODY UPWARDLY THROUGH A CONFINED PATH, SUBSTANTIALLY CONTINUOUSLY DISCHARGING AND DISPERSING LIQUID FROM SAID CONFINED PATH INTO A VAPORIZATION ZONE, THE LIQUID FROM AT LEAST A PORTION OF SAID BODIES BEING DISCHARGED AND DISPERSED INTO THE SAME VAPORIZATION ZONE, MAINTAINING A PRESSURE-TEMPERATURE RELATION FOR SAID LIQUID AND SAID ZONE SUFICIENT FOR PARTIAL VAPORIZATION OF SAID LIQUID, AND SUBSTANTIALLY CONTINUOUSLY RETURNING NON-VAPORIZED LIQUID TO THE RESERVOIR BODY, SUBSTANTIALLY CONTINUOUSLY FEEDING FRESH LIQUID TO THE FIRST SAID RESERVOIR BODY, SUBSTANTIALLY CONTINUOUSLY DISCHARGING RESIDUAL LIQUID FROM THE LAST SAID RESERVOIR BODY AND SUBSTANTIALLY CONTINUOUSLY PASSING RESERVOIR BODY PORTIONS OF LIQUID IN SEQUENCE FROM RESERVOIR BODY TO RESERVOIR BODY BETWEEN SAID FIRST AND LAST RESERVOIR BODY.
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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) | 1957-11-29 | 1958-05-31 | 1958-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-29 | 1962-05-31 | 1962-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-29 | 1966-05-31 | 1966-11-30 | $7700.00 | Window Closed / Lapsed |