US3315529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for taking samples from melts in order to obtain the gases evolved during solidification
Assignee: Individual
•
Filing: 1964-12-16
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Granted: 1967-04-25
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Expires: 1984-12-16
Abstract
No abstract record available.
Inventors
- 👤 Feichtinger Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:44
CPC Classifications
G; G01; G01N; G01N1/00; G01N1/02; G01N1/10; G01N1/12; G01N1/125; G01N1/14; G01N1/1409; G01N33/00; G01N33/20; G01N33/202; G01N33/2022; G01N33/2025; Y; Y10; Y10S; Y10S73/00; Y10S73/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
METHOD FOR TAKING SAMPLES FROM LIQUID MELTS IN ORDER TO QUANTITATIVELY RECOVER ALL GASES EVOLVED WHEN THE MELT SAMPLE SOLIDIFIES COMPRISING THE STEPS OF: CONDUCTING THE MELT SAMPLE INTO AN ANTE-CHAMBER OF A MOLD, PASSING SAID MELT SAMPLE FROM SAID ANTE-CHAMBER THROUGH A NARROW LOCATION PROVIDED INTERNALLY OF THE MOLD INTO AN INNER COMPARTMENT OF THE MOLD, SAID INNER COMPARTMENT BEING SEALED BY A CLOSURE ELEMENT, ALLOWING THE MELT SAMPLE WITHIN SAID ANTE-CHAMBER AND INNER COMPARTMENT TO SOLIDIFY, THEREBY FORMING A TIGHT SEAL AT THE REGION OF SAID NARROW LOCATION TO PREVENT ANY BACKFLOW OF GASES
Claim 2
Dependent Claim
96 words
METHOD FOR TAKING SAMPLES FROM LIQUID MELTS IN ORDER TO QUANTITATIVELY RECOVER ALL GASES EVOLVED WHEN THE MELT SAMPLE SOLIDIFIES COMPRISING THE STEPS OF: CONDUCTING THE MELT SAMPLE INTO AN ANTE-CHAMBER OF A MOLD, PASSING SAID MELT SAMPLE FROM SAID ANTE-CHAMBER THROUGH A NARROW LOCATION PROVIDED INTERNALLY OF THE MOLD INTO AN INNER COMPARTMENT OF THE MOLD, SAID INNER COMPARTMENT BEING SEALED BY A CLOSURE ELEMENT, ALLOWING THE MELT SAMPLE WITHIN SAID ANTE-CHAMBER AND INNER COMPARTMENT TO SOLIDIFY, THEREBY FORMING A TIGHT SEAL AT THE REGION OF SAID NARROW LOCATION TO PREVENT ANY BACKFLOW OF GASES
References Cited (Backward Citations)
US2143982A
Cited
US2970350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |