Patent EP0370684A1 successfully refreshed from Google Patents.
Patent EP0473495A1 successfully refreshed from Google Patents.
US2782104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the continuous lixivation, extraction or the like of vegetable matter
Assignee: Buttner Werke AG
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Filing: 1954-05-07
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Granted: 1957-02-19
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Expires: 1974-05-07
Abstract
No abstract record available.
Inventors
- 👤 Glinka Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 06:36
CPC Classifications
C; C11; C11B; C11B1/00; C11B1/10; C11B1/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
APPARATUS FOR TREATING A MATERIAL WITH A LIQUID COMPRISING A CONTINUOUSLY UPWARDLY INCLINED CHANNEL HAVING SUCH SHAPE THAT ONE PORTION OF THE LENGTH THEREOFE OVERLIES ANOTHER PORTION OF THE LENGTH THEREOF, CONVEYOR MEANS FOR CAUSING THE MATERIAL TO TRAVEL CONTINUOUSLY UPWARDLY IN THE CHANNEL, MEANS SUPPLYING THE LIQUID TO THE UPPER PART OF THE CHANNEL IN ORDER THAT IT MAY FLOW DOWNWARDLY IN THE CHANNEL THROUGH THE MATERIAL THEREIN, AND AN OPENING IN SAID ONE CHANNEL PORTION DIRECTLY ABOVE SAID OTHER CHANNEL PORTION FOR DELIVERING LIQUID STRAIGHT DOWNWARDLY BY GRAVITY WITHOUT CONFINEMENT FROM SAID ONE CHANNEL PORTION TO SAID OTHER CHANNEL PORTION .
Claim 2
Dependent Claim
103 words
APPARATUS FOR TREATING A MATERIAL WITH A LIQUID COMPRISING A CONTINUOUSLY UPWARDLY INCLINED CHANNEL HAVING SUCH SHAPE THAT ONE PORTION OF THE LENGTH THEREOFE OVERLIES ANOTHER PORTION OF THE LENGTH THEREOF, CONVEYOR MEANS FOR CAUSING THE MATERIAL TO TRAVEL CONTINUOUSLY UPWARDLY IN THE CHANNEL, MEANS SUPPLYING THE LIQUID TO THE UPPER PART OF THE CHANNEL IN ORDER THAT IT MAY FLOW DOWNWARDLY IN THE CHANNEL THROUGH THE MATERIAL THEREIN, AND AN OPENING IN SAID ONE CHANNEL PORTION DIRECTLY ABOVE SAID OTHER CHANNEL PORTION FOR DELIVERING LIQUID STRAIGHT DOWNWARDLY BY GRAVITY WITHOUT CONFINEMENT FROM SAID ONE CHANNEL PORTION TO SAID OTHER CHANNEL PORTION .
References Cited (Backward Citations)
US2273557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-19 | 1960-08-20 | 1961-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-19 | 1964-08-20 | 1965-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-19 | 1968-08-20 | 1969-02-19 | $7700.00 | Window Closed / Lapsed |