Patent US2723955A successfully refreshed from Google Patents.
US2723955A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water treating apparatus
Assignee: Cochrane Corp
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Filing: 1951-11-27
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Granted: 1955-11-15
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Expires: 1971-11-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Sebald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:11
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
IN WATER TREATING APPARATUS A HOT PROCESS WATER SOFTENER INCLUDING A SHELL HAVING AN INLET FOR WATER TO BE TREATED AND AN INLET FOR STEAM AT ONE END THEREOF AND PROVIDED WITH AN OUTLET FOR TREATED WATER, A PARTITION IN SAID SHELL FORMING A WASH WATER STORAGE COMPARTMENT OPEN AT ONE END TO THE INTERIOR OF THE SHELL ABOVE THE NORMAL WATER LEVEL IN THE SHELL, A ZEOLITE SOFTENER HAVING AN OUTLET FOR TREATED WATER, PIPING FOR DELIVERING THE TREATED WATER FROM THE TREATED WATER OUTLET OF THE SHELL TO SAID ZEOLITE SOFTENER A PUMP FOR WITHDRAWING WATER FROM SAID WASH WATER COMPARTMENT, PIPING FOR DELIVERING WASH WATER FROM SAID PUMP TO AND THROUGH SAID ZEOLITE SOFTENER IN A REVERSE FLOW DIRECTION THROUGH THE ZEOLITE SOFTENER AND BACK INTO SAID WASH WATER COMPARTMENT, AND A PIPE FOR DELIVERING WATER FROM SAID PUMP TO SAID ZEOLITE SOFTENER FOR FLOW THROUGH THE SOFTENER IN A NORMAL FLOW DIRECTION THROUGH THE ZEOLITE SOFTENER FOR RINSING IT, PIPING FOR DELIVERING TREATED WATER FROM SAID ZEOLITE SOFTENER TO SAID WASH WATER COMPARTMENT, AND MEANS CONTROLLED BY VARIANCES IN THE LEVEL OF WATER IN THE WASH WATER COMPARTMENT FOR CONTROLLING THE DELIVERY OF TREATED WATER TO THE WASH WATER COMPARTMENT.
Claim 2
Dependent Claim
204 words
IN WATER TREATING APPARATUS A HOT PROCESS WATER SOFTENER INCLUDING A SHELL HAVING AN INLET FOR WATER TO BE TREATED AND AN INLET FOR STEAM AT ONE END THEREOF AND PROVIDED WITH AN OUTLET FOR TREATED WATER, A PARTITION IN SAID SHELL FORMING A WASH WATER STORAGE COMPARTMENT OPEN AT ONE END TO THE INTERIOR OF THE SHELL ABOVE THE NORMAL WATER LEVEL IN THE SHELL, A ZEOLITE SOFTENER HAVING AN OUTLET FOR TREATED WATER, PIPING FOR DELIVERING THE TREATED WATER FROM THE TREATED WATER OUTLET OF THE SHELL TO SAID ZEOLITE SOFTENER A PUMP FOR WITHDRAWING WATER FROM SAID WASH WATER COMPARTMENT, PIPING FOR DELIVERING WASH WATER FROM SAID PUMP TO AND THROUGH SAID ZEOLITE SOFTENER IN A REVERSE FLOW DIRECTION THROUGH THE ZEOLITE SOFTENER AND BACK INTO SAID WASH WATER COMPARTMENT, AND A PIPE FOR DELIVERING WATER FROM SAID PUMP TO SAID ZEOLITE SOFTENER FOR FLOW THROUGH THE SOFTENER IN A NORMAL FLOW DIRECTION THROUGH THE ZEOLITE SOFTENER FOR RINSING IT, PIPING FOR DELIVERING TREATED WATER FROM SAID ZEOLITE SOFTENER TO SAID WASH WATER COMPARTMENT, AND MEANS CONTROLLED BY VARIANCES IN THE LEVEL OF WATER IN THE WASH WATER COMPARTMENT FOR CONTROLLING THE DELIVERY OF TREATED WATER TO THE WASH WATER COMPARTMENT.
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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) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |