US3224358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for recovering fermentable liquors
Assignee: WEIGELWERK GmbH
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Filing: 1961-11-22
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Granted: 1965-12-21
•
Expires: 1981-11-22
Abstract
No abstract record available.
Inventors
- 👤 Spielvogel Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:04
CPC Classifications
C; C12; C12C; C12C13/00; C12C13/02; C12C13/025; B; B01; B01D; B01D29/00; B01D29/11; B01D29/117; B01D29/118; B01D29/50; B01D29/52; B01D29/54; B01D29/62; B01D29/66; B01D35/00; B01D35/18; C12C7/00; C12C7/14; C12C7/16; C12C7/163; C12C7/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
AN APPARATUS FOR EXTRACTING LIQUOR FROM A PULPY MASS, COMPRISING WALL MEANS FORMING A GENERALLY UPRIGHT DUCT, SAID WALL MEANS INCLUDING A PLURALITY OF VERTICALLY SPACED PERFORATED PORTIONS LOCATED IN PAIRS ON OPPOSITE SIDES OF SAID DUCT, RESPECTIVE FLUID-INLET MEANS FOR A FLUSHING LIQUID AT ONE OF SAID PERFORATED PORTIONS OF EACH OF SAID PAIRS, RESPECTIVE FLUID-OUTLET MEANS FOR THE RECOVERY OF SAID FLUSHING LIQUID TOGETHER WITH THE EXTRACTED LIQUOR AT THE OTHER OF SAID PERFORATED PORTIONS OF EACH OF SAID PAIRS, FEED MEANS AT AN UPPER END OF SAID DUCT FOR ADMITTING SAID MASS INTO SAME, CONTINUOUSLY OPERATIVE DISCHARGE MEANS FOR THE SPENT MASS AT THE LOWER END OF SAID DUCT, AND CONDUIT MEANS FOR CONNECTING A LOWER ONE OF SAID OUTLET MEANS WITH AN UPPER ONE OF SAID INLET MEANS THEREBY PASSING SAID LIQUID ITERATIVELY THROUGH SAID MASS.
Claim 2
Independent Claim
140 words
AN APPARATUS FOR EXTRACTING LIQUOR FROM A PULPY MASS, COMPRISING WALL MEANS FORMING A GENERALLY UPRIGHT DUCT, SAID WALL MEANS INCLUDING A PLURALITY OF VERTICALLY SPACED PERFORATED PORTIONS LOCATED IN PAIRS ON OPPOSITE SIDES OF SAID DUCT, RESPECTIVE FLUID-INLET MEANS FOR A FLUSHING LIQUID AT ONE OF SAID PERFORATED PORTIONS OF EACH OF SAID PAIRS, RESPECTIVE FLUID-OUTLET MEANS FOR THE RECOVERY OF SAID FLUSHING LIQUID TOGETHER WITH THE EXTRACTED LIQUOR AT THE OTHER OF SAID PERFORATED PORTIONS OF EACH OF SAID PAIRS, FEED MEANS AT AN UPPER END OF SAID DUCT FOR ADMITTING SAID MASS INTO SAME, CONTINUOUSLY OPERATIVE DISCHARGE MEANS FOR THE SPENT MASS AT THE LOWER END OF SAID DUCT, AND CONDUIT MEANS FOR CONNECTING A LOWER ONE OF SAID OUTLET MEANS WITH AN UPPER ONE OF SAID INLET MEANS THEREBY PASSING SAID LIQUID ITERATIVELY THROUGH SAID MASS.
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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) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |