US2671756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for mixing a gas with a liquid
Assignee: Individual
•
Filing: 1949-05-24
•
Granted: 1954-03-09
•
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 15:49
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
References Cited (Backward Citations)
US1233371A
Cited
US1233394A
Cited
US1283993A
Cited
US1468739A
Cited
US1613438A
Cited
US1609756A
Cited
US2043701A
Cited
US1977498A
Cited
US1944804A
Cited
US2024478A
Cited
US2024479A
Cited
US2151142A
Cited
US2260936A
Cited
US2336994A
Cited
US2315512A
Cited
US2376178A
Cited
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 |