US3139403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic separator for removing traces of magnetic contamination from fluids
Assignee: Eriez Manufacturing Co
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Filing: 1960-09-29
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Granted: 1964-06-30
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Expires: 1980-09-29
Abstract
No abstract record available.
Inventors
- 👤 Meredith L Cramer
- 👤 Floros James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:55
CPC Classifications
B; B03; B03C; B03C1/00; B03C1/02; B03C1/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A MAGNETIC SEPARATOR ADAPTED TO BE CONNECTED IN A FLUID STREAM OF A FLOW LINE FOR REMOVING MAGNETIC PARTICLES FROM SAID FLUID STREAM COMPRISING SPACED MEMBERS, A PLURALITY OF SPACED, PARALLEL COLUMNS ATTACHED AT THEIR ENDS TO SAID MEMBERS AND ADAPTED TO BE SURROUNDED BY THE FLUID OF SAID FLUID STREAM, EACH SAID COLUMN COMPRISING A ROD, AXIALLY SPACED HORSESHOE SHAPED MAGNETS ON SAID RODS AND HAVING ONE LEG OF EACH SAID HORSESHOE MAGNET ON OPPOSITE SIDES OF A SAID ROD FROM EACH OTHER, AND SPACERS ON SAID RODS BETWEEN EACH TWO ADJACENT SAID MAGNETS, SOME OF SAID COLUMNS BEING SPACED LATERALLY FROM EACH OTHER AND SOME OF SAID COLUMNS BEING DISPOSED LONGITUDINALLY OF SAID FLUID STREAM FROM EACH OTHER, THE LEGS OF EACH SAID HORESHOE SHAPED MAGNET EXTENDING IN A DOWNSTREAM DIRECTION OF SAID FLUID STREAM WITH THE ENDS OF SAID MAGNETS TERMINATING DOWNSTREAM WITH THE PART OF EACH SAID HORSESHOE SHAPED MAGNET BETWEEN THE SAID LEGS THEREOF BEING UPSTREAM OF SAID LEGS.
Claim 2
Dependent Claim
164 words
A MAGNETIC SEPARATOR ADAPTED TO BE CONNECTED IN A FLUID STREAM OF A FLOW LINE FOR REMOVING MAGNETIC PARTICLES FROM SAID FLUID STREAM COMPRISING SPACED MEMBERS, A PLURALITY OF SPACED, PARALLEL COLUMNS ATTACHED AT THEIR ENDS TO SAID MEMBERS AND ADAPTED TO BE SURROUNDED BY THE FLUID OF SAID FLUID STREAM, EACH SAID COLUMN COMPRISING A ROD, AXIALLY SPACED HORSESHOE SHAPED MAGNETS ON SAID RODS AND HAVING ONE LEG OF EACH SAID HORSESHOE MAGNET ON OPPOSITE SIDES OF A SAID ROD FROM EACH OTHER, AND SPACERS ON SAID RODS BETWEEN EACH TWO ADJACENT SAID MAGNETS, SOME OF SAID COLUMNS BEING SPACED LATERALLY FROM EACH OTHER AND SOME OF SAID COLUMNS BEING DISPOSED LONGITUDINALLY OF SAID FLUID STREAM FROM EACH OTHER, THE LEGS OF EACH SAID HORESHOE SHAPED MAGNET EXTENDING IN A DOWNSTREAM DIRECTION OF SAID FLUID STREAM WITH THE ENDS OF SAID MAGNETS TERMINATING DOWNSTREAM WITH THE PART OF EACH SAID HORSESHOE SHAPED MAGNET BETWEEN THE SAID LEGS THEREOF BEING UPSTREAM OF SAID LEGS.
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) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |