US3587932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transport container for liquid dung
Assignee: Alfa Laval AB
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Filing: 1969-07-25
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Granted: 1971-06-28
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Expires: 1989-07-25
Abstract
Abstract THE TRANSPORT CONTAINER HAS A PUMP BY WHICH LIQUID DUNG IN THE CONTAINER IS FORCED THROUGH A RISING PRESSURE PIPE TERMINATING IN THE UPPER PART OF THE CONTINER ADJACENT THE INLET END OF A FEED PIPE, THE LATTER EXTENDING TO A PRESSURE OUTLET FOR SPREADING THE LIQUID DUNG ON A FIELD. THE INLET END OF THE FEED PIPE IS ADJUSTABLE RELATIVE TO THE ADJACENT END OF THE RISING PRESSURE PIPE, WHEREBY THE LIQUID DUNG CAN BE SELECTIVELY SPREAD THROUGH THE PRESSURE OUTLET OR CIRCULATED WITHIN THE CONTAINER.
Inventors
- 👤 Engelbert Baum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:28
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/22; A; A01; A01C; A01C23/00; A01C23/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |