Patent US2300934A successfully refreshed from Google Patents.
Patent US3226201A successfully refreshed from Google Patents.
US3226201A
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Apparatus for treating irrigation water
Assignee: WILLIAM W CORNFORTH
•
Filing: 1963-02-07
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Granted: 1965-12-28
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Expires: 1983-02-07
Abstract
No abstract record available.
Inventors
- 👤 Darrell R Harmon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:34
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/48; C01B17/50; C01B17/54; A; A01; A01G; A01G25/00; C02; C02F; C02F1/00; C02F1/68; C02F2103/00; C02F2103/18; Y; Y10; Y10S; Y10S261/00; Y10S261/75
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
277 words
AN APPARATUS FOR TREATING IRRIGATION WATER COMPRISING A COMBUSTION CHAMBER HAVING UPPER AND LOWER END PORTIONS; A SUBSTANTIALLY HERMETICALLY SEALED SUPPLY HOPPER HAVING UPPER AND LOWER END PORTIONS MOUNTED ADJACENT TO THE COMBUSTION CHAMBER AND ADAPTED TO RECEIVE FLOWABLE POWDERED SULFUR; A SULFUR CONDUIT INTERCONNECTING THE LOWER END PORTIONS OF THE HOPPER AND THE CHAMBER FOR GRAVITATIONAL FLOW OF SULFUR FROM THE HOPPER TO THE CHAMBER WHEREBY THE SULFUR FORMS A SUBSTANTIALLY USHAPED COLUMN HAVING OPPOSITE ENDS IN THE CHAMBER AND THE HOPPER; A CATALYTIC TANK DISPOSED ABOVE THE COMBUSTION CHAMBER CONTAINING A CATALYTIC BED OF FERRIC OXIDE AND ALUMINUM OXIDE AND CONNECTED TO THE UPPER END PORTION OF THE CHAMBER AT A POSITION BAELOW THE BED; A GAS CONDUIT HAVING AN INTAKE END CONNECTED TO THE CATALYTIC TANK ABOVE THE CATALYTIC BED AND AN EXTENDED END; A GAS DIFFUSER MOUNTED ON THE EXTENDED END OF THE GAS CONDUIT AND ADAPTED TO BE IMMERSED IN IRRIGATION WATER TO DIFFUSE THE GAS IN SAID WATER; AN AIR COMPRESSOR; A CONDUIT CONNECTED TO THE COMPRESSOR AND TO THE CHAMBER ABOVE THE SURFACE OF THE SULFUR THEREIN AND HAVING A BRANCH CONNECTED TO THE HOPPER ABOVE THE SURFACE OF THE SULFUR IN THE HOPPER; MEANS IN SAID CONDUIT TO REGULATE AIR SUPPLY TO THE CHAMBER AND TO THE HOPPER; AND MEANS FOR IGNITING THE UPPER SURFACE OF THE SULFUR IN THE CHAMBER, THE COMPRESSOR BEING ADAPTED TO SUPPLY AIR FOR COMBUSTION TO THE CHAMBER, TO MAINTAIN THE AIR PRESSURES ON OPPOSITE ENDS OF THE COLUMN OF SULFUR UNDER SUBSTANTIALLY EQUAL PRESSURE, AND HAVING SUFFICIENT PRESSURE TO FORCE THE PRODUCTS OF COMBUSTION THROUGH THE CATALYTIC TANK AND INTO THE IRRIGATION WATER.
Claim 2
Independent Claim
277 words
AN APPARATUS FOR TREATING IRRIGATION WATER COMPRISING A COMBUSTION CHAMBER HAVING UPPER AND LOWER END PORTIONS; A SUBSTANTIALLY HERMETICALLY SEALED SUPPLY HOPPER HAVING UPPER AND LOWER END PORTIONS MOUNTED ADJACENT TO THE COMBUSTION CHAMBER AND ADAPTED TO RECEIVE FLOWABLE POWDERED SULFUR; A SULFUR CONDUIT INTERCONNECTING THE LOWER END PORTIONS OF THE HOPPER AND THE CHAMBER FOR GRAVITATIONAL FLOW OF SULFUR FROM THE HOPPER TO THE CHAMBER WHEREBY THE SULFUR FORMS A SUBSTANTIALLY USHAPED COLUMN HAVING OPPOSITE ENDS IN THE CHAMBER AND THE HOPPER; A CATALYTIC TANK DISPOSED ABOVE THE COMBUSTION CHAMBER CONTAINING A CATALYTIC BED OF FERRIC OXIDE AND ALUMINUM OXIDE AND CONNECTED TO THE UPPER END PORTION OF THE CHAMBER AT A POSITION BAELOW THE BED; A GAS CONDUIT HAVING AN INTAKE END CONNECTED TO THE CATALYTIC TANK ABOVE THE CATALYTIC BED AND AN EXTENDED END; A GAS DIFFUSER MOUNTED ON THE EXTENDED END OF THE GAS CONDUIT AND ADAPTED TO BE IMMERSED IN IRRIGATION WATER TO DIFFUSE THE GAS IN SAID WATER; AN AIR COMPRESSOR; A CONDUIT CONNECTED TO THE COMPRESSOR AND TO THE CHAMBER ABOVE THE SURFACE OF THE SULFUR THEREIN AND HAVING A BRANCH CONNECTED TO THE HOPPER ABOVE THE SURFACE OF THE SULFUR IN THE HOPPER; MEANS IN SAID CONDUIT TO REGULATE AIR SUPPLY TO THE CHAMBER AND TO THE HOPPER; AND MEANS FOR IGNITING THE UPPER SURFACE OF THE SULFUR IN THE CHAMBER, THE COMPRESSOR BEING ADAPTED TO SUPPLY AIR FOR COMBUSTION TO THE CHAMBER, TO MAINTAIN THE AIR PRESSURES ON OPPOSITE ENDS OF THE COLUMN OF SULFUR UNDER SUBSTANTIALLY EQUAL PRESSURE, AND HAVING SUFFICIENT PRESSURE TO FORCE THE PRODUCTS OF COMBUSTION THROUGH THE CATALYTIC TANK AND INTO THE IRRIGATION WATER.
References Cited (Backward Citations)
US692008A
Cited
DE191596C
Cited
US1152458A
Cited
US1337561A
Cited
GB296751A
Cited
US2171203A
Cited
US2310187A
Cited
US2756986A
Cited
US2807522A
Cited
US2925335A
Cited
FR1229953A
Cited
US3027321A
Cited
US3029201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |