US3106385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for solids blending
Assignee: EIDP Inc
•
Filing: 1960-04-26
•
Granted: 1963-10-08
•
Expires: 1980-04-26
Abstract
No abstract record available.
Inventors
- 👤 Alexander A Arthur
- 👤 Andrew L Bolton
- 👤 George N Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:28
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/80; B01F25/82; B01F25/821
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
68 words
A GRAVITY-FLOW SOLIDS BLENDER COMPRISING, IN COMBINATION, AN ELEVATED VESSEL HAVING AN OPEN CYLINDRICAL SECTION JOINED AT THE BOTTOM TO AN INVERTED CONICAL SECTION PROVIDED AT THE APEX WITH A CENTRAL DRAWOFF OPENING, A MULTIPLICITY OF DOWNWARDLY ORIENTED GRAVITY-FLOW SOLIDS WITHDRAWAL PORTS COMMUNICATING WITH SAID VESSEL DISPOSED RADIALLY INWARD OF SAID VESSEL UP TO ABOUT 25% OF THE RADIUS OF SAID VESSEL TAKEN IN THE GENERAL HORIZONTAL PLANE
References Cited (Backward Citations)
DE255331C
Cited
US1160848A
Cited
US2292897A
Cited
US2664277A
Cited
DE1085018B
Cited
DE1082790B
Cited
US2871575A
Cited
US2884231A
Cited
US2884230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |