US2652316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid-liquid contacting apparatus
Assignee: Standard Oil Development Co
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Filing: 1951-04-27
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Granted: 1953-09-15
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Expires: 1971-04-27
Abstract
No abstract record available.
Inventors
- 👤 William A Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:52
CPC Classifications
B; B01; B01D; B01D11/00; B01D11/04; B01D11/0426; B01D11/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A LIQUID-LIQUID CONTACTING APPARATUS COMPRISING A VERTICAL TOWER, A PLURALITY OF HORIZONTALLY DISPOSED VERTICALLY SPACED IMPERFORATE PARTITION MEMBERS POSITIONED THROUGHOUT SAID TOWER, EACH OF SAID PARTITION MEMBERS TERMINATING AT POINTS SPACED FROM OPPOSITE SIDES OF THE TOWER, VERTICALLY POSITIONED PERFORATED PLATE ELEMENTS FIXED TO ADJACENT PAIRS OF PARTITION MEMBERS AT THE TERMINATIONS OF SAID PARTITION MEMBERS AT BOTH SIDES OF THE TOWER FORMING VERTICAL CONDUITS BETWEEN SAID TOWER AND SAID PLATE ELEMENTS, HORIZONTAL BAFFLE MEANS POSITIONED IN SAID BLOCKING THE MEDIAN PORTION OF SAID CONDUITS, AND A SECOND SET OF PERFORATED PLATE ELEMENTS FIXED TO SAID PAIRED PARTITION MEMBERS AT A CENTRAL PORTION OF SAID PARTITION MEMBERS FORMING A CEN-
Claim 2
Dependent Claim
110 words
A LIQUID-LIQUID CONTACTING APPARATUS COMPRISING A VERTICAL TOWER, A PLURALITY OF HORIZONTALLY DISPOSED VERTICALLY SPACED IMPERFORATE PARTITION MEMBERS POSITIONED THROUGHOUT SAID TOWER, EACH OF SAID PARTITION MEMBERS TERMINATING AT POINTS SPACED FROM OPPOSITE SIDES OF THE TOWER, VERTICALLY POSITIONED PERFORATED PLATE ELEMENTS FIXED TO ADJACENT PAIRS OF PARTITION MEMBERS AT THE TERMINATIONS OF SAID PARTITION MEMBERS AT BOTH SIDES OF THE TOWER FORMING VERTICAL CONDUITS BETWEEN SAID TOWER AND SAID PLATE ELEMENTS, HORIZONTAL BAFFLE MEANS POSITIONED IN SAID BLOCKING THE MEDIAN PORTION OF SAID CONDUITS, AND A SECOND SET OF PERFORATED PLATE ELEMENTS FIXED TO SAID PAIRED PARTITION MEMBERS AT A CENTRAL PORTION OF SAID PARTITION MEMBERS FORMING A CEN-
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) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |