Patent US3173793A successfully refreshed from Google Patents.
US3173793A
Expired / Lapsed
US
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Continuous fermentation of worts to produce alcoholic liquids
Assignee: SPX Flow Technology Crawley Ltd
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Filing: 1962-11-30
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Granted: 1965-03-16
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Expires: 1982-11-30
Abstract
No abstract record available.
Inventors
- 👤 Shore David Teignmouth
- 👤 Royston Michael George
- 👤 Eric G Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:41
CPC Classifications
C; C12; C12C; C12C11/00; C12C11/07; C12C11/075; C12C11/11
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN THE CONTINUOUS FERMENTATION OF WORTS FOR THE PRODUCTION OF POTABLE ALCOHOLIC LIQUIDS IN A TOWER FERMENTER WITH CONTROL OF TEMPERATURE, AERATION, YEAST PLUG POPULATION, AND FINAL SPECIFIC GRAVITY: THE STEPS OF CONTINUOUSLY PASSING THE WORT SUBSTANTIALLY UNIDIRECTIONALLY THROUGH A FERMENTING ZONE OF THE TOWER, MAINTAINING A CONCENTRATION GRADIENT OF SUGAR THROUGH THE FERMENTATION ZONE SO THAT THE SUGAR CONTENT OF THE WORT DECLINES PROGRESSIVELY AND CONTINUOUSLY THROUGH THE FERMENTATION ZONE, MAINTAINING A HIGH YEAST POPULATION IN THE FERMENTATION ZONE SUCH THAT THE SETTLED VOLUME OF THE YEAST IS EQUAL TO BETWEEN 20 AND 60% OF THE VOLUME OF FERMENTATION ZONE, SUPPORTING THE YEAST POPULATION UPON A SERIES OF PERFORATED PLATES DISTRIBUTED ALONG THE FERMENTA-
Claim 2
Dependent Claim
115 words
IN THE CONTINUOUS FERMENTATION OF WORTS FOR THE PRODUCTION OF POTABLE ALCOHOLIC LIQUIDS IN A TOWER FERMENTER WITH CONTROL OF TEMPERATURE, AERATION, YEAST PLUG POPULATION, AND FINAL SPECIFIC GRAVITY: THE STEPS OF CONTINUOUSLY PASSING THE WORT SUBSTANTIALLY UNIDIRECTIONALLY THROUGH A FERMENTING ZONE OF THE TOWER, MAINTAINING A CONCENTRATION GRADIENT OF SUGAR THROUGH THE FERMENTATION ZONE SO THAT THE SUGAR CONTENT OF THE WORT DECLINES PROGRESSIVELY AND CONTINUOUSLY THROUGH THE FERMENTATION ZONE, MAINTAINING A HIGH YEAST POPULATION IN THE FERMENTATION ZONE SUCH THAT THE SETTLED VOLUME OF THE YEAST IS EQUAL TO BETWEEN 20 AND 60% OF THE VOLUME OF FERMENTATION ZONE, SUPPORTING THE YEAST POPULATION UPON A SERIES OF PERFORATED PLATES DISTRIBUTED ALONG THE FERMENTA-
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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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |