US2942953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acid producing plant
Assignee: Elliott Co
•
Filing: 1955-10-14
•
Granted: 1960-06-28
•
Expires: 1975-10-14
Abstract
No abstract record available.
Inventors
- 👤 James R Shields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:50
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/69; C01B17/74; C01B21/00; C01B21/20; C01B21/24; C01B21/26; C01B25/00; C01B25/16; C01B25/18; C01B25/20; C01B32/00; C01B32/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A PLANT FOR MAKING ACID BY ADSORBING IN WATER A GASEOUS OXIDE PRODUCTIVE OF SAID ACID AND PRODUCED BY OXIDATION OF A SUBSTANCE PRODUCTIVE OF SAID OXIDE WITH COMPRESSED AIR, SAID PLANT COMPRISING AN AIR COMPRESSOR A GAS TURBINE AND A TREAM TURBINE FOR DRIVING THE COMPRESSOR, A COMBUSTION CHAMBER FOR PRODUCING SAID OXIDTION, A CONDUIT CONNECTING THE OUTLET OF THE COMPRESSOR WITH SAID CHAMBER, A BOILER HAVING PRIMARY AND SECONDARY EVAPORATORS CONNECTED WITH THE INLET OF THE STREAM TURBINE AND HEATED BY THE HEAT OF SAID COMBUSTION, A CONDENSER CONNECTED WITH THE STEAM TURBINE OUTLET, AN ECONOMIZER CONNECTING THE CONDENSER WITH THE BOILER, AN ADSORPTION TOWER, MEANS FOR CONDUCTING SAID GASEOUS OXIDE THROUGH
Claim 2
Dependent Claim
114 words
A PLANT FOR MAKING ACID BY ADSORBING IN WATER A GASEOUS OXIDE PRODUCTIVE OF SAID ACID AND PRODUCED BY OXIDATION OF A SUBSTANCE PRODUCTIVE OF SAID OXIDE WITH COMPRESSED AIR, SAID PLANT COMPRISING AN AIR COMPRESSOR A GAS TURBINE AND A TREAM TURBINE FOR DRIVING THE COMPRESSOR, A COMBUSTION CHAMBER FOR PRODUCING SAID OXIDTION, A CONDUIT CONNECTING THE OUTLET OF THE COMPRESSOR WITH SAID CHAMBER, A BOILER HAVING PRIMARY AND SECONDARY EVAPORATORS CONNECTED WITH THE INLET OF THE STREAM TURBINE AND HEATED BY THE HEAT OF SAID COMBUSTION, A CONDENSER CONNECTED WITH THE STEAM TURBINE OUTLET, AN ECONOMIZER CONNECTING THE CONDENSER WITH THE BOILER, AN ADSORPTION TOWER, MEANS FOR CONDUCTING SAID GASEOUS OXIDE THROUGH
References Cited (Backward Citations)
US2135733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |