US2714959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wet electromagnetic separator and method
Assignee: United States Steel Corp
•
Filing: 1951-07-26
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Granted: 1955-08-09
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Expires: 1971-07-26
Abstract
No abstract record available.
Inventors
- 👤 Morris V Mielke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:39
CPC Classifications
B; B03; B03C; B03C1/00; B03C1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A MAGNETIC SEPARATOR COMPRISING HORIZONTALLY SPACED APART MAGNETIC POLES OF OPPOSITE POLARITY, AN INLET BENEATH SAID POLES FOR INTRODUCING A PULP OF FINELY DIVIDED ORE PARTICLES SUSPENDED IN WATER AS RISING CURRENT WHICH ASCENDS IN THE SPACE BETWEEN SAID POLES, MEANS SITUATED BETWEEN SAID POLES FOR HORIZONTALLY WITHDRAWING PARTICLES WHOSE ASCENT IS RETARDED BY SAID POLES, THE DIRECTION OF SUCH WITHDRAWAL BEING PARALLEL TO THE POLE FACES, AND MEANS ABOVE SAID POLES FOR CARRYING AWAY WATER AND PARTICLES WHICH ASCEND ABOVE THE POLES.
Claim 2
Dependent Claim
83 words
A MAGNETIC SEPARATOR COMPRISING HORIZONTALLY SPACED APART MAGNETIC POLES OF OPPOSITE POLARITY, AN INLET BENEATH SAID POLES FOR INTRODUCING A PULP OF FINELY DIVIDED ORE PARTICLES SUSPENDED IN WATER AS RISING CURRENT WHICH ASCENDS IN THE SPACE BETWEEN SAID POLES, MEANS SITUATED BETWEEN SAID POLES FOR HORIZONTALLY WITHDRAWING PARTICLES WHOSE ASCENT IS RETARDED BY SAID POLES, THE DIRECTION OF SUCH WITHDRAWAL BEING PARALLEL TO THE POLE FACES, AND MEANS ABOVE SAID POLES FOR CARRYING AWAY WATER AND PARTICLES WHICH ASCEND ABOVE THE POLES.
References Cited (Backward Citations)
US509728A
Cited
DE662410C
Cited
US662410A
Cited
US736298A
Cited
US954015A
Cited
US1522343A
Cited
US2160628A
Cited
US2258194A
Cited
US2309923A
Cited
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 |