Patent US3354723A successfully refreshed from Google Patents.
US3354723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molten metal sampler
Assignee: Jones and Laughlin Steel Corp
•
Filing: 1965-04-09
•
Granted: 1967-11-28
•
Expires: 1985-04-09
Abstract
No abstract record available.
Inventors
- 👤 William F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:42
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/14; G01N1/1409; Y; Y10; Y10S; Y10S73/00; Y10S73/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
APPARATUS FOR OBTAINING A SOUND ROD-LIKE SAMPLE OF METAL FROM A MOLTEN BATH THEREOF COMPRISING SUCTION MEANS, A TUBE OF UNIFORM BORE DETACHABLY CONNECTED AT ONE END TO THE SUCTION MEANS, A CHILL ELEMENT IN THE TUBE, THE CHILL ELEMENT CROSS SECTION BEING LESS THAN THAT OF THE BORE SO THAT SUCTION PRODUCED BY THE SUCTION MEANS DRAWS MOLTEN METAL INTO THE TUBE WHEN ITS OPEN END IS IMMERSED THEREIN, THE CHILL ELEMENT CROSS SECTION AND LENGTH BEING SUFFICIENT TO CAUSE MOLTEN METAL DRAWN INTO THE TUBE TO SOLIDIFY AGAINST THE CHILL, AND MEANS FOR POSITIONING THE CHILL ELEMENT INTERMEDIATE THE OPEN END OF THE TUBE AND THE SUCTIONS MEANS.
Claim 2
Dependent Claim
110 words
APPARATUS FOR OBTAINING A SOUND ROD-LIKE SAMPLE OF METAL FROM A MOLTEN BATH THEREOF COMPRISING SUCTION MEANS, A TUBE OF UNIFORM BORE DETACHABLY CONNECTED AT ONE END TO THE SUCTION MEANS, A CHILL ELEMENT IN THE TUBE, THE CHILL ELEMENT CROSS SECTION BEING LESS THAN THAT OF THE BORE SO THAT SUCTION PRODUCED BY THE SUCTION MEANS DRAWS MOLTEN METAL INTO THE TUBE WHEN ITS OPEN END IS IMMERSED THEREIN, THE CHILL ELEMENT CROSS SECTION AND LENGTH BEING SUFFICIENT TO CAUSE MOLTEN METAL DRAWN INTO THE TUBE TO SOLIDIFY AGAINST THE CHILL, AND MEANS FOR POSITIONING THE CHILL ELEMENT INTERMEDIATE THE OPEN END OF THE TUBE AND THE SUCTIONS MEANS.
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) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |