US3332288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for sampling molten metal
Assignee: Burgener Technical Enterprises Ltd
•
Filing: 1965-05-17
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Granted: 1967-07-25
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Mladenovich Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:08
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
94 words
A DEVICE FOR SAMPLING MOLTEN MATERIAL COMPRISING: (A) AN ELONGATED TUBE CLOSED AT BOTH ENDS AND EVACUATED TO PRODUCE A PRESSURE DIFFERENTIAL BETWEEN THE INTERIOR OF SAID TUBE AND ATMOSPHERIC PRESSURE; (B) SAID TUBE INCLUDING A WEAKENED PORTION OF LIMITED AXIAL AND CIRCUMFERENTIAL EXTENT IN THE SIDEWALL OF SAID TUBE SPACED AXIALLY INWARDLY FROM THE ENDS THEREOF; (C) SAID WEAKENED PORTION BEING ADAPTED TO RUPTURE UPON INSERTION INTO A MASS OF MOLTEN MATERIAL TO PRODUCE AN APERTURE IN SAID SIDEWALL FOR RECEIVING A FLOW OF SAID MOLTEN MATERIAL INTO THE INTERIOR OF SAID TUBE.
Claim 2
Independent Claim
94 words
A DEVICE FOR SAMPLING MOLTEN MATERIAL COMPRISING: (A) AN ELONGATED TUBE CLOSED AT BOTH ENDS AND EVACUATED TO PRODUCE A PRESSURE DIFFERENTIAL BETWEEN THE INTERIOR OF SAID TUBE AND ATMOSPHERIC PRESSURE; (B) SAID TUBE INCLUDING A WEAKENED PORTION OF LIMITED AXIAL AND CIRCUMFERENTIAL EXTENT IN THE SIDEWALL OF SAID TUBE SPACED AXIALLY INWARDLY FROM THE ENDS THEREOF; (C) SAID WEAKENED PORTION BEING ADAPTED TO RUPTURE UPON INSERTION INTO A MASS OF MOLTEN MATERIAL TO PRODUCE AN APERTURE IN SAID SIDEWALL FOR RECEIVING A FLOW OF SAID MOLTEN MATERIAL INTO THE INTERIOR OF SAID TUBE.
References Cited (Backward Citations)
US2485492A
Cited
US2970350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-24 | 1971-01-23 | 1971-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-24 | 1975-01-23 | 1975-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-24 | 1979-01-23 | 1979-07-25 | $7700.00 | Window Closed / Lapsed |