US3353337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two-phase contactor
Assignee: Allis Chalmers Corp
•
Filing: 1964-09-14
•
Granted: 1967-11-21
•
Expires: 1984-09-14
Abstract
Abstract A gas to be treated with a liquid is passed through a cylindrical casing 40 having a horizontal rotatable shaft on which apertured discs 46 are mounted for rotation therewith, the casing being divided into compartments 41, 42 and 43 by transverse partitions extending across a lower portion of the casing and the central compartment 42 is adapted to contain a liquid so that the discs rotating in this compartment are wetted. Scrapers 20 may be provided in one or both "dry" compartments and a conveyer 47 may be provided to remove separated matter. Compartment 43 has an inlet 56 for supplying an additional gas thereto.
Inventors
- 👤 George D Gale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:20
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/16; B01D47/18; B01D45/00; B01D45/04; B01D45/08; B01D47/02; B01D47/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US206736A
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US2291046A
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US1893667A
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US1806021A
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US2139871A
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US2252982A
Cited
US2774655A
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US2922489A
Cited
US2998099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |