Patent US3099697A successfully refreshed from Google Patents.
US3099697A
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Liquid redistributor for towers
Assignee: Millennium Petrochemicals Inc
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Filing: 1958-12-30
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Granted: 1963-07-30
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Lerman Frank
- 👤 Bohnlofink John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:15
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/30; B01D; B01D3/00; B01D3/008; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/30223; Y; Y10; Y10S; Y10S261/00; Y10S261/72
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
139 words
A LIQUID REDISTRIBUTION ELEMENT FOR USE IN TOWERS FOR ABSORPTION, STRIPPING, DISTILLATION, EXTRACTION AND THE LIKE, SAID ELEMENT HAVING A RELATIVELY NARROW AND SUBSTANTIALLY HORIZONTALLY DISPOSED ANNULAR SECTION, A PLURALITY OF RADIALLY AND DOWNWARDLY EXTENDING PROJECTIONS HAVING CONCAVE SIDE EDGES EXTENDING INWARDLY FROM SAID ANNULAR SECTION, A SIDE OF EACH PROJECTION BEING COEXTENSIVE WITH THE SIDE EDGE OF THE NEXT ADJACENT PROJECTION IN A CONTINUOUS CURVE TO PROVIDE AN OPEN SPACE BETWEEN ADJACENT PROJECTIONS EXTENDING FROM SAID ANNULAR SECTION, EACH OF SAID PROJECTIONS TAPERING SHARPLY TO A POINT AT ONE RADIAL EXTEREMITY THEREOF THE CONSTRUCTION AND ARRANGEMENT BEING SUCH THAT LIQUID REACHING SAID ANNULAR SECTION WILL NOT BE RETAINED THEREUPON BUT WILL BE DIVERTED IMMEDIATELY TO A DOWNWARDLY EXTENDING PROJECTION AND BY REASON OF SURFACE TENSION WILL FLOW DOWN SAID PROJECTION AND BE DISCHARGED AT THE RADIAL EXTREMITY THEREOF.
References Cited (Backward Citations)
US2639130A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |