Patent US3057693A successfully refreshed from Google Patents.
US3057693A
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Method for monitoring a component of mixed gas streams and apparatus therefor
Assignee: Barnes Engineering Co
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Filing: 1960-09-02
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Granted: 1962-10-09
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Expires: 1980-09-02
Abstract
No abstract record available.
Inventors
- 👤 Barnes Robert Bowling
- 👤 Waard Russell D De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:04
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/14; G01N27/16; Y; Y10; Y10T; Y10T436/00; Y10T436/20; Y10T436/204998; Y10T436/207497; Y10T436/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A PROCESS FOR MONITORING THE RELATIVE AMOUNTS OF REACTIVE COMPONENTS IN A MIXED GASEOUS STREAM WHICH COMPRISES BRINGING AT LEAST A MINUTE PORTION OF SAID STREAM INTO INTIMATE CONTACT WITH AT LEAST TWO HEAT CONDUCTING DIAPHRAGMS OF NEGLIGIBLE HEAT CAPACITY INERT TO THE GASES EACH OF WHICH BEING CONDU TIVELY CONNECTED TO A COMPONENT OF A DIFFERENTIAL HEAT DETECTOR, THE DIAPHRAGMS HAVING DIFFERENT CHEMICALS BEING PLACED THEREON EACH REACTING WITH ONE OF THE COMPONENTS OF THE GAS STREAM UNIQUELY TO PRODUCE A CHANGE IN HEAT AND TO PRODUCE REACTION PRODUCTS WHICH ARE NON-CORROSIVE TO THE DIAPHRAGMS, WHEREBY THE DIFFERENTIAL DETECTOR PRODUCES AN OUTPUT WHICH IS A FUNCTION OF THE RELATIVE CONCENTRATION OF THE COMPONENTS, IN THE GAS STREAM.
Claim 2
Dependent Claim
118 words
A PROCESS FOR MONITORING THE RELATIVE AMOUNTS OF REACTIVE COMPONENTS IN A MIXED GASEOUS STREAM WHICH COMPRISES BRINGING AT LEAST A MINUTE PORTION OF SAID STREAM INTO INTIMATE CONTACT WITH AT LEAST TWO HEAT CONDUCTING DIAPHRAGMS OF NEGLIGIBLE HEAT CAPACITY INERT TO THE GASES EACH OF WHICH BEING CONDU TIVELY CONNECTED TO A COMPONENT OF A DIFFERENTIAL HEAT DETECTOR, THE DIAPHRAGMS HAVING DIFFERENT CHEMICALS BEING PLACED THEREON EACH REACTING WITH ONE OF THE COMPONENTS OF THE GAS STREAM UNIQUELY TO PRODUCE A CHANGE IN HEAT AND TO PRODUCE REACTION PRODUCTS WHICH ARE NON-CORROSIVE TO THE DIAPHRAGMS, WHEREBY THE DIFFERENTIAL DETECTOR PRODUCES AN OUTPUT WHICH IS A FUNCTION OF THE RELATIVE CONCENTRATION OF THE COMPONENTS, IN THE GAS STREAM.
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) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |