US3359062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for sterilizing the filling pipe of a filling machine
Assignee: Alfa Laval Holdings Amsterdam AB
•
Filing: 1964-01-10
•
Granted: 1967-12-19
•
Expires: 1984-01-10
Abstract
No abstract record available.
Inventors
- 👤 Palm Bengt Arne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:58
CPC Classifications
B; B67; B67C; B67C3/00; B67C3/001; B65; B65B; B65B55/00; B65B55/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A METHOD FOR STERILIZING THE FILLING PIPE OF A FILLING MACHINE COMPRISING PROVIDING AN OPEN-ENDED FILLING PIPE HAVING A VALVE IN ITS OPEN END WHICH WHEN SEATED ALLOWS ONLY SLIGHT DISCHARGE FROM THE PIPE, SAID FILLING PIPE HAVING ITS OTHER END CONNECTED TO SOURCES OF A LIQUID TO BE FILLED INTO VESSELS PRESENTED TO THE FILLING PIPE, WATER MAINTAINED IN A LIQUID STATE AT A TEMPERATURE ABOVE 100*C., AND A HOT STERILIZING MEDIUM, UNSEATING THE VALVE IN THE OPEN END OF THE FILLING PIPE AND PASSING LIQUID FROM THE SOURCE OF LIQUID TO BE FILLED INTO VESSELS PRESENTED TO THE FILLING PIPE THROUGH THE FILLING PIPE INTO SUCH VESSELS, COMPLETING THE FILLING OPERATION, THEN PASSING WATER FROM THE SOURCE OF WATER MAINTAINED IN A LIQUID STATE AT A TEMPERATURE ABOVE 100*C. THROUGH THE FILLING PIPE WHILE THE VALVE IS UNSEATED TO GENERATE STEAM IN THE PIPE, THEREBY FLUSHING THE PIPE CLEAN, THEREAFTER SEATING THE VALVE IN THE OPEN END OF THE PIPE AND PASSING HOT STERILIZING MEDIUM FROM THE SOURCE OF SUCH MEDIUM THROUGH THE FILLING PIPE WHILE THE VALVE IS SEATED, RESULTING IN SLIGHT DISCHARGE OF THE HOT STERILIZING MEDIUM FROM THE OPEN END OF THE PIPE AND STERILIZATION OF THE PIPE.
Claim 2
Independent Claim
203 words
A METHOD FOR STERILIZING THE FILLING PIPE OF A FILLING MACHINE COMPRISING PROVIDING AN OPEN-ENDED FILLING PIPE HAVING A VALVE IN ITS OPEN END WHICH WHEN SEATED ALLOWS ONLY SLIGHT DISCHARGE FROM THE PIPE, SAID FILLING PIPE HAVING ITS OTHER END CONNECTED TO SOURCES OF A LIQUID TO BE FILLED INTO VESSELS PRESENTED TO THE FILLING PIPE, WATER MAINTAINED IN A LIQUID STATE AT A TEMPERATURE ABOVE 100*C., AND A HOT STERILIZING MEDIUM, UNSEATING THE VALVE IN THE OPEN END OF THE FILLING PIPE AND PASSING LIQUID FROM THE SOURCE OF LIQUID TO BE FILLED INTO VESSELS PRESENTED TO THE FILLING PIPE THROUGH THE FILLING PIPE INTO SUCH VESSELS, COMPLETING THE FILLING OPERATION, THEN PASSING WATER FROM THE SOURCE OF WATER MAINTAINED IN A LIQUID STATE AT A TEMPERATURE ABOVE 100*C. THROUGH THE FILLING PIPE WHILE THE VALVE IS UNSEATED TO GENERATE STEAM IN THE PIPE, THEREBY FLUSHING THE PIPE CLEAN, THEREAFTER SEATING THE VALVE IN THE OPEN END OF THE PIPE AND PASSING HOT STERILIZING MEDIUM FROM THE SOURCE OF SUCH MEDIUM THROUGH THE FILLING PIPE WHILE THE VALVE IS SEATED, RESULTING IN SLIGHT DISCHARGE OF THE HOT STERILIZING MEDIUM FROM THE OPEN END OF THE PIPE AND STERILIZATION OF THE PIPE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |