US3229446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion inhibiting method
Assignee: Individual
•
Filing: 1963-01-29
•
Granted: 1966-01-18
•
Expires: 1983-01-29
Abstract
No abstract record available.
Inventors
- 👤 Charles R Sebastian
- 👤 Jr George A Patterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:30
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/76; B67D7/763; Y; Y10; Y10S; Y10S55/00; Y10S55/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A METHOD OF INERTING A RELATIVELY LARGE QUANTITY OF FLAMMABLE LIQUID HAVING OXYGEN DISSOLVED THEREIN BY REMOVING AT LEAST SOME OF SAID OXYGEN FROM SAID LIQUID, SAID METHOD COMPRISING: FLOWING SAID LIQUID THROUGH A TUBULAR CONDUIT AT A PRESSURE GREATER THAN ATMOSPHERIC PRESSURE, COMPRESSING SAID FLOW OF SAID LIQUID IN SAID CONDUIT SUFFICIENTLY TO PRODUCE A FLOW CHARACTERIZED BY A REYNOLDS NUMBER IN THE TURBULENT RANGE, INJECTING A STREAM OF INERT GAS MORE SOLUBLE THAN OXYGEN AND AT LEAST PARTIALLY SOLBULE IN SAID LIQUID INTO SAID FLOW SIMULTANEOUSLY DURING SAID COMPRESSION, AND SUBSTANTIALLY AT THE AXIAL CENTER OF SAID LIQUID FLOW, AND THEREAFTER EXPOSING SAID LIQUID TO ATMOSPHERIC PRESSURE TO REMOVE OXYGEN.
Claim 2
Independent Claim
112 words
A METHOD OF INERTING A RELATIVELY LARGE QUANTITY OF FLAMMABLE LIQUID HAVING OXYGEN DISSOLVED THEREIN BY REMOVING AT LEAST SOME OF SAID OXYGEN FROM SAID LIQUID, SAID METHOD COMPRISING: FLOWING SAID LIQUID THROUGH A TUBULAR CONDUIT AT A PRESSURE GREATER THAN ATMOSPHERIC PRESSURE, COMPRESSING SAID FLOW OF SAID LIQUID IN SAID CONDUIT SUFFICIENTLY TO PRODUCE A FLOW CHARACTERIZED BY A REYNOLDS NUMBER IN THE TURBULENT RANGE, INJECTING A STREAM OF INERT GAS MORE SOLUBLE THAN OXYGEN AND AT LEAST PARTIALLY SOLBULE IN SAID LIQUID INTO SAID FLOW SIMULTANEOUSLY DURING SAID COMPRESSION, AND SUBSTANTIALLY AT THE AXIAL CENTER OF SAID LIQUID FLOW, AND THEREAFTER EXPOSING SAID LIQUID TO ATMOSPHERIC PRESSURE TO REMOVE OXYGEN.
References Cited (Backward Citations)
CA478679A
Cited
US694305A
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US2104759A
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US2191864A
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US2338044A
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US2413102A
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US2792903A
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US2718275A
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US2809819A
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US3132013A
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US3073093A
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US3063686A
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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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |