US2753010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for deaerating viscous liquids
Assignee: Akzona Inc
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Filing: 1951-06-12
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Granted: 1956-07-03
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Expires: 1971-06-12
Abstract
No abstract record available.
Inventors
- 👤 Walther Horst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:53
CPC Classifications
B; B01; B01D; B01D19/00; B01D19/0042; B01D19/0052; D; D01; D01D; D01D1/00; D01D1/10; D01D1/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A PROCESS FOR DEAERATING VISCOUS LIQUIDS, COMPRISING THE STEPS OF SUBJECTING A STREAM OF THE LIQUID TO CENTRIFUGAL FORCE; FORMING A TUBE OF FILM OF THE LIQUID THUS SUBJECTED TO CENTRIFUGAL FORCE; AND FLARING THE TUBE OF FILM OF LIQUID OUTWARDLY FROM ITS AXIS TO INCREASE ITS DIAMETER AND TO DECREASE THE WALL THICKNESS THEREOF.
Claim 2
Dependent Claim
55 words
A PROCESS FOR DEAERATING VISCOUS LIQUIDS, COMPRISING THE STEPS OF SUBJECTING A STREAM OF THE LIQUID TO CENTRIFUGAL FORCE; FORMING A TUBE OF FILM OF THE LIQUID THUS SUBJECTED TO CENTRIFUGAL FORCE; AND FLARING THE TUBE OF FILM OF LIQUID OUTWARDLY FROM ITS AXIS TO INCREASE ITS DIAMETER AND TO DECREASE THE WALL THICKNESS THEREOF.
References Cited (Backward Citations)
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Cited
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Cited
US2060242A
Cited
CH206706A
Cited
FR909958A
Cited
US2490421A
Cited
US2575568A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-03 | 1960-01-02 | 1960-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-03 | 1964-01-02 | 1964-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-03 | 1968-01-02 | 1968-07-03 | $7700.00 | Window Closed / Lapsed |