US3357232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Analyzing apparatus with pressure-actuated fluid valving system
Assignee: Sunoco Inc
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Filing: 1964-08-21
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Granted: 1967-12-12
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Expires: 1984-08-21
Abstract
No abstract record available.
Inventors
- 👤 James L Lauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:58
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/16; G01N30/20; G01N30/26; G01N30/28; G01N30/32; G01N2030/328
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN APPARATUS FOR ANALYZING GASEOUS STREAMS, ANALYZER HAVING AN INLET; A TWO-POSITION SWITCHING VALVE HAVING A BODY TO WHICH ARE COUPLED FIRST AND SECOND INLET CONDUITS AND FIRST AND SECOND OUTLET CONDUITS; MEANS PROVIDING SEPARATE GASEOUS STREAMS FOR SAID FIRST AND SECOND INLET CONDUITS, RESPECTIVELY; MEANS IN SAID VALVE BODY, AND AUTOMATICALLY ACTUATED BY PRESSURE VARIATIONS OCCURRING THEREIN, FOR ISOLATING SAID FIRST INLET CONDUIT FROM SAID FIRST OUTLET CONDUIT IN ONE POSITION OF SAID VALVE AND FOR ISOLATING SAID SECOND INLET CONDUIT FROM SAID SECOND OUTLET CONDUIT IN THE OTHER POSITION OF SAID VALVE; MEANS COUPLING SAID FIRST OUTLET CONDUIT TO THE INLET OF SAID ANALYZER, AND MEANS COUPLING SAID SECOND OUTLET CONDUIT TO THE INLET AND SAID ANALYZER.
Claim 2
Dependent Claim
119 words
IN APPARATUS FOR ANALYZING GASEOUS STREAMS, ANALYZER HAVING AN INLET; A TWO-POSITION SWITCHING VALVE HAVING A BODY TO WHICH ARE COUPLED FIRST AND SECOND INLET CONDUITS AND FIRST AND SECOND OUTLET CONDUITS; MEANS PROVIDING SEPARATE GASEOUS STREAMS FOR SAID FIRST AND SECOND INLET CONDUITS, RESPECTIVELY; MEANS IN SAID VALVE BODY, AND AUTOMATICALLY ACTUATED BY PRESSURE VARIATIONS OCCURRING THEREIN, FOR ISOLATING SAID FIRST INLET CONDUIT FROM SAID FIRST OUTLET CONDUIT IN ONE POSITION OF SAID VALVE AND FOR ISOLATING SAID SECOND INLET CONDUIT FROM SAID SECOND OUTLET CONDUIT IN THE OTHER POSITION OF SAID VALVE; MEANS COUPLING SAID FIRST OUTLET CONDUIT TO THE INLET OF SAID ANALYZER, AND MEANS COUPLING SAID SECOND OUTLET CONDUIT TO THE INLET AND SAID ANALYZER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |