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US3290153A Expired / Lapsed US ⏱️ 0.0 years remaining

Process and apparatus for concentrating wort

Assignee: STROH BREWERY COMPANY
•
Filing: 1964-09-18
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Granted: 1966-12-06
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Expires: 1984-09-18
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Abstract

No abstract record available.

Inventors

  • 👤 Peter D Bayne
  • 👤 John L Pahlow

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 14:12
CPC Classifications
C; C12; C12C; C12C7/00; C12C7/28; C12C7/282; B; B01; B01D; B01D1/00; B01D1/06; B01D1/26; Y; Y10; Y10S; Y10S159/00; Y10S159/18; Y10S159/25

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 128 words
IN A CONTINUOUS PROCESS OF CONCENTRATED BREWERS'' WORT, THE STEPS COMPRISING CONTINUOUSLY PREHEATING A STREAM OF CLEAR WORT TO A TEMPERATURE IN THE RANGE OF 185* TO 230*F., EVAPORATING THE PREHEATED WORT BY PASSING THE WORT THROUGH A SERIES OF EVAPORATIVE EFFECTS IN THE FORM OF A SUBSTANTIALLY CONTINUOUS FILM IN HEAT EXCHANGE RELATION WITH A HEATING MEDIUM TO CONCENTRATE THE WORT TO A SOLIDS CONTENT GREATER THAN 78% BY WEIGHT AND PROVIDE A VAPORIZED COMPONENT, SEPARATING THE CONCENTRATED WORT FROM THE VAPORIZED COMPONENT AFTER EACH STEP OF EVAPORATION, COOLING THE CONCENTRATED WORT TO A TEMPERATURE BELOW 105*F., AND MAINTAINING THE FLOW OF WORT THROUGH SAID SYSTEM AT A RATE SUFFICIENT TO PERFORM SAID STEPS OF PREHEATING, EVAPORATING, SEPARATING AND COOLING IN A PERIOD LESS THAN 10 MINUTES.

References Cited (Backward Citations)

US2151079A Cited
US2287995A Cited
US2331556A Cited
US2562739A Cited
US2360445A Cited
US2888449A Cited
US2960160A Cited
US3102813A Cited
US3152947A Cited
US3203466A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-12-05 1970-06-06 1970-12-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-12-05 1974-06-06 1974-12-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-12-05 1978-06-06 1978-12-06 $7700.00 Window Closed / Lapsed

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