Patent US2053268A successfully refreshed from Google Patents.
US3239198A
Expired / Lapsed
US
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Apparatus for blending material
Assignee: Phillips Petroleum Co
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Filing: 1962-09-04
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Granted: 1966-03-08
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Expires: 1982-09-04
Abstract
No abstract record available.
Inventors
- 👤 Melvin A Albright
- 👤 Robert R Goins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:30
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/80; B01F25/82
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
MIXING APPARATUS COMPRISING A CONTAINER HAVING AN ENTRANCE PORT IN THE UPPER REGION THEREOF AND PLURALITY OF PARTICULATE MATERIAL EXIT PORTS IN THE LOWER REGION THEREOF, MEANS FOR ADJUSTING INDIVIDUALLY THE RATE OF FLOW OF PARTICULATE MATERIAL THROUGH EACH OF SAID EXIT PORTS, SAID EXIT PORTS BEING SPACED DIFFERENT DISTANCES FROM SAID ENTRANCE PORT, SAID PLURALITY OF EXIT PORTS POSITIONED IN THE SAME HORIZONTAL PLANE, AND CONVEYOR MEANS COMMUNICATING BETWEEN SAID EXIT PORTS AND SAID ENTRANCE PORT TO TRANSPORT MATERIAL WITHDRAWN FROM SAID CONTAINER THROUGH SAID EXIT PORT TO SAID ENTRANCE PORT.
Claim 2
Dependent Claim
92 words
MIXING APPARATUS COMPRISING A CONTAINER HAVING AN ENTRANCE PORT IN THE UPPER REGION THEREOF AND PLURALITY OF PARTICULATE MATERIAL EXIT PORTS IN THE LOWER REGION THEREOF, MEANS FOR ADJUSTING INDIVIDUALLY THE RATE OF FLOW OF PARTICULATE MATERIAL THROUGH EACH OF SAID EXIT PORTS, SAID EXIT PORTS BEING SPACED DIFFERENT DISTANCES FROM SAID ENTRANCE PORT, SAID PLURALITY OF EXIT PORTS POSITIONED IN THE SAME HORIZONTAL PLANE, AND CONVEYOR MEANS COMMUNICATING BETWEEN SAID EXIT PORTS AND SAID ENTRANCE PORT TO TRANSPORT MATERIAL WITHDRAWN FROM SAID CONTAINER THROUGH SAID EXIT PORT TO SAID ENTRANCE PORT.
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |