US2907640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solvent extraction apparatus
Assignee: GEA Group AG
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Filing: 1954-06-10
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Granted: 1959-10-06
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Expires: 1974-06-10
Abstract
No abstract record available.
Inventors
- 👤 Konig Philipp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:05
CPC Classifications
B; B01; B01D; B01D11/00; B01D11/02; B01D11/0215; B01D11/0223; B01D11/023; A; A23; A23F; A23F5/00; A23F5/20; A23F5/206
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
AN EXTRACTION APPARATUS COMPRISING A REVOLVABLY MOUNTED SUBSTANTIALLY LIQUID-PERMEABLE ENDLESS BELT HAVING A SUBSTANTIALLY HORIZONTALLY EXTENDING PORTION, A SEPAARATE CHAIN OF UPRIGHT, PRO-BOTTOMED, BOX-LIKE FRAMES MOVABLE ALONG WITH SAID HORIZONATALLY EXTENDING PORTION LINKED SEGMENTS, MEANS FOR PASSING A SOLID MATERIAL ON LINKED SEGMENTS, MEANS FOR PASSING A SOLID MATERIAL ON ATO ONE END OF SAID HORIZONTALLY EXTENDING PORTION OF SAID BELT FOR MOVEMENT THEREALONG, MEANS FOR MOVING SOLID MATERIAL COMING OFF THE OTHER END OF SAID HORIZONTALLY EXTENDING PORTION OF SAID BELT, MEANS FOR PASSING SOLVENT IN CONTACT WITH MATERIAL PASSING ALONG SAID HORIZONTALLY EXTENDING PORTION OF SAID BELT MEANS FOR COLLECTING AT LEAST A POARTION OF THE SOLVENT AFTER THE CONTRACTING AND MEANS FOR RECYCLING THE SAME IN CONTACT WITH MATERIAL PASSING ALONG SAID HORIZONTALLY EXTENDING PORTION OF THE BELT, MEANS FOR REVOLVING SAID BELT AND MEANS FOR REVOLVING SAID CHAIN OF FRAMES AT SUBSTANTIALLY THE SAME VELOCITY AS SAID ENDLESS BELT.
Claim 2
Dependent Claim
153 words
AN EXTRACTION APPARATUS COMPRISING A REVOLVABLY MOUNTED SUBSTANTIALLY LIQUID-PERMEABLE ENDLESS BELT HAVING A SUBSTANTIALLY HORIZONTALLY EXTENDING PORTION, A SEPAARATE CHAIN OF UPRIGHT, PRO-BOTTOMED, BOX-LIKE FRAMES MOVABLE ALONG WITH SAID HORIZONATALLY EXTENDING PORTION LINKED SEGMENTS, MEANS FOR PASSING A SOLID MATERIAL ON LINKED SEGMENTS, MEANS FOR PASSING A SOLID MATERIAL ON ATO ONE END OF SAID HORIZONTALLY EXTENDING PORTION OF SAID BELT FOR MOVEMENT THEREALONG, MEANS FOR MOVING SOLID MATERIAL COMING OFF THE OTHER END OF SAID HORIZONTALLY EXTENDING PORTION OF SAID BELT, MEANS FOR PASSING SOLVENT IN CONTACT WITH MATERIAL PASSING ALONG SAID HORIZONTALLY EXTENDING PORTION OF SAID BELT MEANS FOR COLLECTING AT LEAST A POARTION OF THE SOLVENT AFTER THE CONTRACTING AND MEANS FOR RECYCLING THE SAME IN CONTACT WITH MATERIAL PASSING ALONG SAID HORIZONTALLY EXTENDING PORTION OF THE BELT, MEANS FOR REVOLVING SAID BELT AND MEANS FOR REVOLVING SAID CHAIN OF FRAMES AT SUBSTANTIALLY THE SAME VELOCITY AS SAID ENDLESS BELT.
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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) | 1962-10-05 | 1963-04-06 | 1963-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-05 | 1967-04-06 | 1967-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-05 | 1971-04-06 | 1971-10-06 | $7700.00 | Window Closed / Lapsed |