Patent FR1162442A successfully refreshed from Google Patents.
US3291076A
Expired / Lapsed
US
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Blender and process
Assignee: Air Products and Chemicals Inc
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Filing: 1963-08-23
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Granted: 1966-12-13
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Expires: 1983-08-23
Abstract
No abstract record available.
Inventors
- 👤 James D Flanigan
- 👤 Kenneth A Hollowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:20
CPC Classifications
A; A23; A23G; A23G3/00; A23G3/02; A23G3/0205; A23G3/0215; A23G9/00; A23G9/04; A23G9/14; A23G9/16; A23G9/22; A23G9/24; B; B01; B01F; B01F23/00; B01F23/50; B01F23/53; B01F25/00; B01F25/30; B01F25/31; B01F25/314; B01F25/3142; B01F25/31425; B01F27/00; B01F27/50; B01F27/80; B01F27/92; B01F23/57
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
158 words
A BLENDER COMPRISING: A FIRST TUBE, A SECOND TUBE SPACED FROM AND SURROUNDING AT LEAST A PORTION OF THE LENGTH OF SAID FIRST TUBE SO AS TO FORM AN ANNULAR CHAMBER BETWEEN SAID TUBES, MEANS CLOSING THE ENDS OF SAID ANNULAR CHAMBER, A PLURALITY OF PERFORATIONS IN SAID FIRST TUBE, SAID PERFORATIONS FORMING FLOW PASSAGES FROM SAID ANNULAR CHAMBER INTO THE INTERIOR OF SAID FIRST TUBE, AN AUGER MOUNTED FOR ROTATION WITHIN THE INTERIOR OF SAID FIRST TUBE SAID AUGER HAVING BLADES LOCATED IN THE REGION OF SAID PERFORATIONS, MEANS FOR ROTATING SAID AUGER, FIRST INLET MEANS FOR INTRODUCING A FIRST MATERIAL INTO THE INTERIOR OF SAID FIRST TUBE, SECOND INLET MEANS FOR INTRODUCING A SECOND MATERIAL INTO SAID ANNULAR CHAMBER UNDER PRESSURE WHEREBY SAID SECOND MATERIAL FLOWS THROUGH SAID PERFORATIONS AND IS BLENDED WITH SAID FIRST MATERIAL BY ROTATION OF SAID AUGER, AND OUTLET MEANS FOR DISCHARGING THE BLENDED MATERIAL FROM THE INTERIOR OF SAID FIRST TUBE.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |