US2644758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pasteurizing methods and apparatus
Assignee: MOJONNIER BROS CO Inc
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Filing: 1950-10-05
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Granted: 1953-07-07
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Expires: 1970-10-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Cross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:59
CPC Classifications
A; A23; A23B; A23B11/00; A23B11/10; A23B11/12; A23B11/13; A23B11/133; Y; Y10; Y10S; Y10S99/00; Y10S99/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A CONTINUOUS PROCESS FOR PASTEURIZING AN AQUEOUS MILK PRODUCT SOLUTION COMPRISING SPRAYING THE SOLUTION AT A TEMPERATURE BELOW 50* F. DOWNWARDLY INTO A VACUUMIZED CHAMBER WHILE HEATING THE SOLUTION BY CONDENSING THEREINTO ALL OF THE WATER VAPOR FLASHED FROM PRECEDING QUANTITIES OF THE SAME SOLUTION SUPERHEATED, PUMPING THE THUS PREHEATED SOLUTION AT HIGH PRESSURE AND VELOCITY IN INDIRECT HEAT EXCHANGE RELATION WITH A HEATING MEDIUM TO SUPERHEAT IT ABOVE 190* F., EVAPORATELY COOLING THE SUPERHEATED SOLUTION BY DISCHARGING IT INTO A SECOND VACUUMIZED CHAMBER COMMUNICATING WITH THE FIRST CHAMBER, SEPARATELY DISCHARGING THE EVAPORATIVELY COOLED PRODUCT, DISCHARGING THE VAPOR RELEASED DURING SAID COOLING INTO SAID FIRST CHAMBER FOR MIXTURE AS AFORESAID WITH SAID SPRAY AND DIRECT CONDENSING OF THE VAPOR TO IMPOSE VACUUM ON THE VAPOR IN SAID SECOND VACUUMIZED CHAMBER, EJECTING UNDER VACUUM FROM THE FIRST CHAMBER AIR AND OTHER NON-CONDENSIBLE GASES AND ODORS, AND ESTABLISHING THE TEMPERATURE TO WHICH THE PRODUCT IS
Claim 2
Dependent Claim
153 words
A CONTINUOUS PROCESS FOR PASTEURIZING AN AQUEOUS MILK PRODUCT SOLUTION COMPRISING SPRAYING THE SOLUTION AT A TEMPERATURE BELOW 50* F. DOWNWARDLY INTO A VACUUMIZED CHAMBER WHILE HEATING THE SOLUTION BY CONDENSING THEREINTO ALL OF THE WATER VAPOR FLASHED FROM PRECEDING QUANTITIES OF THE SAME SOLUTION SUPERHEATED, PUMPING THE THUS PREHEATED SOLUTION AT HIGH PRESSURE AND VELOCITY IN INDIRECT HEAT EXCHANGE RELATION WITH A HEATING MEDIUM TO SUPERHEAT IT ABOVE 190* F., EVAPORATELY COOLING THE SUPERHEATED SOLUTION BY DISCHARGING IT INTO A SECOND VACUUMIZED CHAMBER COMMUNICATING WITH THE FIRST CHAMBER, SEPARATELY DISCHARGING THE EVAPORATIVELY COOLED PRODUCT, DISCHARGING THE VAPOR RELEASED DURING SAID COOLING INTO SAID FIRST CHAMBER FOR MIXTURE AS AFORESAID WITH SAID SPRAY AND DIRECT CONDENSING OF THE VAPOR TO IMPOSE VACUUM ON THE VAPOR IN SAID SECOND VACUUMIZED CHAMBER, EJECTING UNDER VACUUM FROM THE FIRST CHAMBER AIR AND OTHER NON-CONDENSIBLE GASES AND ODORS, AND ESTABLISHING THE TEMPERATURE TO WHICH THE PRODUCT IS
References Cited (Backward Citations)
US2140011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |