Patent US2671756A successfully refreshed from Google Patents.
US2671756A
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System for mixing a gas with a liquid
Assignee: Individual
•
Filing: 1949-05-24
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Granted: 1954-03-09
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Expires: 1969-05-24
Abstract
No abstract record available.
Inventors
- 👤 Everson Roy Blair
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:59
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/72; C02F1/76; C02F1/763; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2534; Y10T137/2536; Y10T137/7287
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A SYSTEM FOR TREATING LIQUID FLOWING THROUGH A CONDUIT WITH A GAS COMPRISING MIXING MEANS FOR LIQUID AND GAS, CONNECTIONS TO SUPPLY GAS AND A SECONDARY FLOW OF LIQUID TO THE MIXING MEANS TO BE MIXED THEREIN, A CONNECTION FROM THE MIXING MEANS TO THE CONDUIT TO SUPLY THE MIXTURE OF GAS AND SECONDARY LIQUID THERETO TO MIX WITH THE LIQUID FLOWING THROUGH THE CONDUIT, A CONTROL VALVE TO CONTROL THE SUPPLY OF GAS TO THE MIXING MEANS, A DIAPHRAGM IN THE CONTROL VALVE EXPOSED ON ONE SIDE TO PRESSURE OF THE GAS POSTERIOR TO THE VALVE AND AT ITS OTHER SIDE TO A REGULATED AIR PRESSURE TO OPERATE THE VALVE AND A CONTROLING MECHANISM RESPONSIVE TO THE LEVEL OF LIQUID IN THE CONDUIT TO PRODUCE A REGULATED AIR PRESSURE
Claim 2
Independent Claim
130 words
A SYSTEM FOR TREATING LIQUID FLOWING THROUGH A CONDUIT WITH A GAS COMPRISING MIXING MEANS FOR LIQUID AND GAS, CONNECTIONS TO SUPPLY GAS AND A SECONDARY FLOW OF LIQUID TO THE MIXING MEANS TO BE MIXED THEREIN, A CONNECTION FROM THE MIXING MEANS TO THE CONDUIT TO SUPLY THE MIXTURE OF GAS AND SECONDARY LIQUID THERETO TO MIX WITH THE LIQUID FLOWING THROUGH THE CONDUIT, A CONTROL VALVE TO CONTROL THE SUPPLY OF GAS TO THE MIXING MEANS, A DIAPHRAGM IN THE CONTROL VALVE EXPOSED ON ONE SIDE TO PRESSURE OF THE GAS POSTERIOR TO THE VALVE AND AT ITS OTHER SIDE TO A REGULATED AIR PRESSURE TO OPERATE THE VALVE AND A CONTROLING MECHANISM RESPONSIVE TO THE LEVEL OF LIQUID IN THE CONDUIT TO PRODUCE A REGULATED AIR PRESSURE
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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) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |