Patent US2122103A successfully refreshed from Google Patents.
Patent US2714960A successfully refreshed from Google Patents.
US2714960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wet-magnetic separator
Assignee: Individual
•
Filing: 1952-10-07
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Granted: 1955-08-09
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Expires: 1972-10-07
Abstract
No abstract record available.
Inventors
- 👤 Byron C Schmid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:28
CPC Classifications
B; B03; B03C; B03C1/00; B03C1/02; B03C1/025; B03C1/029; B03C1/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A MAGNETIC SEPARATOR COMPRISING A PLURALITY OF PAIRS OF MAGNETIC POLE PIECES SUPPORTED FOR ROTATION ABOUT A FIXED SUBSTANTIALLY VERTICAL CENTRAL AXIS, THE POLES OF EACH OF SAID PAIRS OF POLE PIECES BEING SPACED TO FORM AN AIR GAP THEREBETWEEN, MEANS FOR ROTATING THE POLE PIECES ABOUT THE AXIS, MEANS FOR PROVIDING A MAGNETIC FIELD BETWEEN THE POLES OF SAID PAIRS OF POLE PIECES, A TUBE OF NON-MAGNETIC MATERIAL FORMING AN INCOMPLETE CIRCLE SUPPORTED IN THE AIR GAP BETWEEN THE MAGNETIC POLE PIECES, FEED MEANS INTERMEDIATE THE ENDS OF THE TUBE FOR INTRODUCING MATERIAL TO BE SEPARATED, DISCHARGE MEANS FOR MAGNETIC PARTICLES AT ONE END OF THE TUBE, DISCHARGE MEANS FOR NONMAGNETIC PARTICLES AT THE OTHER END OF THE TUBE, MEANS FOR INTRODUCING WASHING LIQUID INTO THE TUBE ADJACENT THE DISCHARGE END FOR MAGNETIC PARTICLES, AND MEANS RESPONSIVE TO MOVEMENT OF SAID POLES PIECES THROUGH A SELECTED POSITION FOR PERIODICALLY INTERRUPTING THE MAGNETIC FIELD IN THE AIR GAP BETWEEN THE POLES PIECES.
Claim 2
Dependent Claim
162 words
A MAGNETIC SEPARATOR COMPRISING A PLURALITY OF PAIRS OF MAGNETIC POLE PIECES SUPPORTED FOR ROTATION ABOUT A FIXED SUBSTANTIALLY VERTICAL CENTRAL AXIS, THE POLES OF EACH OF SAID PAIRS OF POLE PIECES BEING SPACED TO FORM AN AIR GAP THEREBETWEEN, MEANS FOR ROTATING THE POLE PIECES ABOUT THE AXIS, MEANS FOR PROVIDING A MAGNETIC FIELD BETWEEN THE POLES OF SAID PAIRS OF POLE PIECES, A TUBE OF NON-MAGNETIC MATERIAL FORMING AN INCOMPLETE CIRCLE SUPPORTED IN THE AIR GAP BETWEEN THE MAGNETIC POLE PIECES, FEED MEANS INTERMEDIATE THE ENDS OF THE TUBE FOR INTRODUCING MATERIAL TO BE SEPARATED, DISCHARGE MEANS FOR MAGNETIC PARTICLES AT ONE END OF THE TUBE, DISCHARGE MEANS FOR NONMAGNETIC PARTICLES AT THE OTHER END OF THE TUBE, MEANS FOR INTRODUCING WASHING LIQUID INTO THE TUBE ADJACENT THE DISCHARGE END FOR MAGNETIC PARTICLES, AND MEANS RESPONSIVE TO MOVEMENT OF SAID POLES PIECES THROUGH A SELECTED POSITION FOR PERIODICALLY INTERRUPTING THE MAGNETIC FIELD IN THE AIR GAP BETWEEN THE POLES PIECES.
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) | 1958-08-08 | 1959-02-07 | 1959-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-08 | 1963-02-07 | 1963-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-08 | 1967-02-07 | 1967-08-09 | $7700.00 | Window Closed / Lapsed |