US2628168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for heat-treating citrus juices
Assignee: General Foods Corp
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Filing: 1951-07-31
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Granted: 1953-02-10
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Expires: 1971-07-31
Abstract
No abstract record available.
Inventors
- 👤 Madsen Herbert Stanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:20
CPC Classifications
A; A23; A23B; A23B70/00; A23B70/30; Y; Y10; Y10S; Y10S203/00; Y10S203/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A PROCESS FOR EFFECTING AT LEAST THE PARTIAL INACTIVATION OF THE ENZYMES NATURALLY OCCURRING IN A CITRUS JUICE WHICH ARE RESPONSIBLE FOR THE LOSS OF CLOUD AND FORMATION OF A GEL WHICH COMPRISES CIRCULATING SAID JUICE UNDER AN ABSOLUTE PRESSURE OF LESS THAN 50 MM. OF MERCURY THROUGH A HEAT EXCHANGER MAINTAINED IN A FILLED CONDITION AND HAVING A HEATING SURFACE TEMPERATURE WITHIN THE RANGE OF ABOUT 140*-195* F., SAID JUICE BEING CIRCULATED AT A VELOCITY BELOW THAT AT WHICH TURBULENT FLOW WOULD BE PROVIDED SO THAT A FILM OF SAID JUICE IS FORMED AT A HEATING SURFACE, SAID FILM BIENG DISRUPTED BY THE EBULLITION OF WATER VAPOR FROM SAID SURFACE AND A FILM IMMEDIATELY THEREAFTER BEING FORMED TO SUBJECT CONTINUOUSLY A SUCCESSION OF FRESH JUICE SURFACES TO THERMAL EXPOSURE.
Claim 2
Dependent Claim
130 words
A PROCESS FOR EFFECTING AT LEAST THE PARTIAL INACTIVATION OF THE ENZYMES NATURALLY OCCURRING IN A CITRUS JUICE WHICH ARE RESPONSIBLE FOR THE LOSS OF CLOUD AND FORMATION OF A GEL WHICH COMPRISES CIRCULATING SAID JUICE UNDER AN ABSOLUTE PRESSURE OF LESS THAN 50 MM. OF MERCURY THROUGH A HEAT EXCHANGER MAINTAINED IN A FILLED CONDITION AND HAVING A HEATING SURFACE TEMPERATURE WITHIN THE RANGE OF ABOUT 140*-195* F., SAID JUICE BEING CIRCULATED AT A VELOCITY BELOW THAT AT WHICH TURBULENT FLOW WOULD BE PROVIDED SO THAT A FILM OF SAID JUICE IS FORMED AT A HEATING SURFACE, SAID FILM BIENG DISRUPTED BY THE EBULLITION OF WATER VAPOR FROM SAID SURFACE AND A FILM IMMEDIATELY THEREAFTER BEING FORMED TO SUBJECT CONTINUOUSLY A SUCCESSION OF FRESH JUICE SURFACES TO THERMAL EXPOSURE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |