US3359787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for monitoring liquids
Assignee: Mobil Oil AS
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Filing: 1964-12-24
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Granted: 1967-12-26
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Expires: 1984-12-24
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph Zemanek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:58
CPC Classifications
G; G01; G01N; G01N29/00; G01N29/02; G01N29/024; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/296; G01F23/2962; G01N2291/00; G01N2291/02; G01N2291/028; G01N2291/02836
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN A METHOD OF CHARACTERIZING A LIQUID FLOWING THROUGH A CONDUIT, THE STEPS OF FLOWING SAID LIQUID FROM SAID CONDUIT INTO AN ENLARGED CHAMBER AND VERTICALLY ACCUMULATING SAID LIQUID WITHIN SAID CHAMBER, GENERATING AN ACOUSTIC SIGNAL WITHIN SAID ACCUMULATION OF LIQUID AND PASSING SAID SIGNAL BETWEEN A FIRST ELEVATION IN THE ACCUMULATION OF LIQUID IN SAID CHAMBER AND A SECOND ELEVATION IN SAID ACCUMULATION OF LIQUID SPACED VERTICALLY A KNOWN DISTANCE FROM SAID FIRST ELEVATION, DETECTING SAID SIGNAL AT ONE OF SAID ELEVATION, MEASURING A CHARACTERISTIC OF SAID DETECTED INDICATIVE OF A PROPERTY OF SAID LIQUID, AND WITHDRAWING SAID ACCUMULATED LIQUID FROM SAID CHAMBER AT AN ELEVATION NO HIGHER THAN THE LOWERMOST OF SAID FIRST AND SECOND ELEVATIONS.
Claim 2
Dependent Claim
118 words
IN A METHOD OF CHARACTERIZING A LIQUID FLOWING THROUGH A CONDUIT, THE STEPS OF FLOWING SAID LIQUID FROM SAID CONDUIT INTO AN ENLARGED CHAMBER AND VERTICALLY ACCUMULATING SAID LIQUID WITHIN SAID CHAMBER, GENERATING AN ACOUSTIC SIGNAL WITHIN SAID ACCUMULATION OF LIQUID AND PASSING SAID SIGNAL BETWEEN A FIRST ELEVATION IN THE ACCUMULATION OF LIQUID IN SAID CHAMBER AND A SECOND ELEVATION IN SAID ACCUMULATION OF LIQUID SPACED VERTICALLY A KNOWN DISTANCE FROM SAID FIRST ELEVATION, DETECTING SAID SIGNAL AT ONE OF SAID ELEVATION, MEASURING A CHARACTERISTIC OF SAID DETECTED INDICATIVE OF A PROPERTY OF SAID LIQUID, AND WITHDRAWING SAID ACCUMULATED LIQUID FROM SAID CHAMBER AT AN ELEVATION NO HIGHER THAN THE LOWERMOST OF SAID FIRST AND SECOND ELEVATIONS.
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) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |