US3428061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank mixing by pump circulation
Assignee: Eastman Kodak Co
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Filing: 1966-05-18
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Granted: 1969-02-18
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Expires: 1986-05-18
Abstract
No abstract record available.
Inventors
- 👤 Talford W Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:04
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/50; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/8593; Y10T137/86348; Y10T137/86372
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
AN ANTISTATIC MIXING SYSTEM FOR LIQUIDS COMPRISING: (A) LIQUID CONTAINER MEANS; (B) LIQUID CONDUIT MEANS DISPOSED WITHIN SAID CONTAINER MEANS FOR DELIVERING LIQUIDS INTO SAID CONTAINER MEANS, (A) CONDUIT MEANS HAVING PERFORATIONS FORMED ON A FIRST SIDE THEREOF ABOVE THE MINIMUM LIQUID LEVEL LINE AT WHICH THE LIQUIDS HELD IN SAID CONTAINER MEANS ARE NORMALLY MAINTAINED, (B) SAID CONDUIT MEANS HAVING FURTHER PERFORATION EXTENDING DOWNWARD FROM APPROXIMATELY THE MINIMUM LIQUID LEVEL LINE OF SAID CONTAINER MEANS ON A SIDE OTHER THAN THE FIRST SIDE OF SAID CONDUIT; (C) MEANS FOR DELIVERING TO SAID CONDUIT MEANS THE LIQUIDS WHICH ARE TO BE MIXED WITHIN SAID CONTAINER MEANS; AND (D) BAFFLE MEANS POSITIONED ADJACENT AT LEAST THE PERFORATIONS FORMED ON THE FIRST SIDE OF SAID CONDUIT MEANS FOR PREVENTING THE FREE-FALL OF THE LIQUIDS PASSING THROUGH THE PERFORATIONS ONTO THE SURFACE OF ANY LIQUIDS THAT HAVE BEEN PREVIOUSLY INTRODUCED INTO SAID CONTAINER THEREBY PREVENTING THE BUILD-UP OF STATIC ELECTRICITY.
Claim 2
Dependent Claim
157 words
AN ANTISTATIC MIXING SYSTEM FOR LIQUIDS COMPRISING: (A) LIQUID CONTAINER MEANS; (B) LIQUID CONDUIT MEANS DISPOSED WITHIN SAID CONTAINER MEANS FOR DELIVERING LIQUIDS INTO SAID CONTAINER MEANS, (A) CONDUIT MEANS HAVING PERFORATIONS FORMED ON A FIRST SIDE THEREOF ABOVE THE MINIMUM LIQUID LEVEL LINE AT WHICH THE LIQUIDS HELD IN SAID CONTAINER MEANS ARE NORMALLY MAINTAINED, (B) SAID CONDUIT MEANS HAVING FURTHER PERFORATION EXTENDING DOWNWARD FROM APPROXIMATELY THE MINIMUM LIQUID LEVEL LINE OF SAID CONTAINER MEANS ON A SIDE OTHER THAN THE FIRST SIDE OF SAID CONDUIT; (C) MEANS FOR DELIVERING TO SAID CONDUIT MEANS THE LIQUIDS WHICH ARE TO BE MIXED WITHIN SAID CONTAINER MEANS; AND (D) BAFFLE MEANS POSITIONED ADJACENT AT LEAST THE PERFORATIONS FORMED ON THE FIRST SIDE OF SAID CONDUIT MEANS FOR PREVENTING THE FREE-FALL OF THE LIQUIDS PASSING THROUGH THE PERFORATIONS ONTO THE SURFACE OF ANY LIQUIDS THAT HAVE BEEN PREVIOUSLY INTRODUCED INTO SAID CONTAINER THEREBY PREVENTING THE BUILD-UP OF STATIC ELECTRICITY.
References Cited (Backward Citations)
US2811169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |