Patent US3084534A successfully refreshed from Google Patents.
US3084534A
Expired / Lapsed
US
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High temperature differential thermal analyzer
Assignee: Union Carbide Corp
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Filing: 1959-09-04
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Granted: 1963-04-09
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Expires: 1979-09-04
Abstract
No abstract record available.
Inventors
- 👤 Roland P Goton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:15
CPC Classifications
G; G01; G01N; G01N25/00; G01N25/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
137 words
AN APPARATUS ADAPTED TO MEASURE THE HIGH TEMPERATURE PHASE CHANGES OF A FIRST SUBSTANCE BY MEASURING THE INSTANTANEOUS TEMPERATURE DIFFERENTIAL BETWEEN SAID SUBSTANCE AND A SECOND SUBSTANCE HAVING KNOWN THERMAL PROPERTIES WHICH COMPRISES A SEPARATE CONDUCTIVE CONTAINER FOR EACH SUBSTANCE ELECTRICALLY INSULATED FROM EACH OTHER WHEREIN EACH CONTAINER IS MADE OF ONE IDENTICAL MATERIAL SELECTED FROM THE GROUP CONSISTING OF BORONATED GRAPHITE AND GRAPHITE; LEADS EXTENDING RESPECTIVELY FROM SAID CONTAINERS IDENTICAL IN COMPOSITION TO SAID CONTAINERS; A VOLTAGE MEASURING DEVICE ELECTRICALLY CONNECTED ACROSS SAID LEADS AT A POINT OF EQUAL TEMPERATURE; AND A CONDUCTIVE MEMBER OF DIFFERENT THERMOELECTRIC PROPERTIES THAN SAID CONTAINERS IN CONTACT AT EACH END RESPECTIVELY WITH EACHH OF SAID SUBSTANCES WITHIN SAID CONTAINERS AND WITH SAID CONTAINERS, SAID MEMBER BEING MADE OF ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF BORONATED GRAPHITE AND GRAPHITE.
Claim 2
Independent Claim
137 words
AN APPARATUS ADAPTED TO MEASURE THE HIGH TEMPERATURE PHASE CHANGES OF A FIRST SUBSTANCE BY MEASURING THE INSTANTANEOUS TEMPERATURE DIFFERENTIAL BETWEEN SAID SUBSTANCE AND A SECOND SUBSTANCE HAVING KNOWN THERMAL PROPERTIES WHICH COMPRISES A SEPARATE CONDUCTIVE CONTAINER FOR EACH SUBSTANCE ELECTRICALLY INSULATED FROM EACH OTHER WHEREIN EACH CONTAINER IS MADE OF ONE IDENTICAL MATERIAL SELECTED FROM THE GROUP CONSISTING OF BORONATED GRAPHITE AND GRAPHITE; LEADS EXTENDING RESPECTIVELY FROM SAID CONTAINERS IDENTICAL IN COMPOSITION TO SAID CONTAINERS; A VOLTAGE MEASURING DEVICE ELECTRICALLY CONNECTED ACROSS SAID LEADS AT A POINT OF EQUAL TEMPERATURE; AND A CONDUCTIVE MEMBER OF DIFFERENT THERMOELECTRIC PROPERTIES THAN SAID CONTAINERS IN CONTACT AT EACH END RESPECTIVELY WITH EACHH OF SAID SUBSTANCES WITHIN SAID CONTAINERS AND WITH SAID CONTAINERS, SAID MEMBER BEING MADE OF ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF BORONATED GRAPHITE AND GRAPHITE.
References Cited (Backward Citations)
US2797575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |