US3347019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for drying a fluid stream and reconcentrating the absorbent
Assignee: Black Sivalls and Bryson Inc
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Filing: 1964-11-06
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Granted: 1967-10-17
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Expires: 1984-11-06
Abstract
No abstract record available.
Inventors
- 👤 Clifford W Barnhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:48
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/26; B01D1/00; B01D53/14; B01D53/1425
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
THE PROCESS OF RECONCENTRATING A RELATIVELY COOL SOLUTION OF GYLCOL, WATER AND HYDROCARBON CONDENSATE COMPRISING THE STEPS OF, DIVIDING THE SOLUTION INTO FIRST AND SECOND PORTIONS, SAID FIRST PORTION CONSISTING PRIMARILY OF GYLCOL AND WATER, LIMITING THE SAID FIRST PORTION TO A SUBSTANTIALLY CONSTANT VOLUME, BOILING THE FIRST PORTION TO RECONCENTRATE THE GLYCOL BY PARTIALLY BOILING OFF THE WATER, RECOMBINING THE FIRST PORTION OF HOT RECONCENTRATED GLYCOL WITH THE COOLER SECOND PORTION WHICH INCLUDES GLYCOL, WATER AND CONDENSATE TO FLASH OFF THE LIGHTER HYDROCARBONS IN THE CONDENSATE IN THE SECOND PORTION THEREBY PREVENTING FOAMING OF THE RECOMBINED SOLUTION, AND PASSING THE RECOMBINED FIRST AND SECOND PORTIONS IN A HEAT EXCHANGE RELATIONSHIP WITH THE COOL SOLUTION AT A POINT PRIOR TO DIVIDING THE SOLUTION.
Claim 2
Dependent Claim
123 words
THE PROCESS OF RECONCENTRATING A RELATIVELY COOL SOLUTION OF GYLCOL, WATER AND HYDROCARBON CONDENSATE COMPRISING THE STEPS OF, DIVIDING THE SOLUTION INTO FIRST AND SECOND PORTIONS, SAID FIRST PORTION CONSISTING PRIMARILY OF GYLCOL AND WATER, LIMITING THE SAID FIRST PORTION TO A SUBSTANTIALLY CONSTANT VOLUME, BOILING THE FIRST PORTION TO RECONCENTRATE THE GLYCOL BY PARTIALLY BOILING OFF THE WATER, RECOMBINING THE FIRST PORTION OF HOT RECONCENTRATED GLYCOL WITH THE COOLER SECOND PORTION WHICH INCLUDES GLYCOL, WATER AND CONDENSATE TO FLASH OFF THE LIGHTER HYDROCARBONS IN THE CONDENSATE IN THE SECOND PORTION THEREBY PREVENTING FOAMING OF THE RECOMBINED SOLUTION, AND PASSING THE RECOMBINED FIRST AND SECOND PORTIONS IN A HEAT EXCHANGE RELATIONSHIP WITH THE COOL SOLUTION AT A POINT PRIOR TO DIVIDING THE SOLUTION.
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) | 1970-10-16 | 1971-04-17 | 1971-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-16 | 1975-04-17 | 1975-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-16 | 1979-04-17 | 1979-10-17 | $7700.00 | Window Closed / Lapsed |