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US3736182A Expired / Lapsed US ⏱️ 0.0 years remaining

Process and apparatus for washing particulate comestible materials

Assignee: Blaw Knox Food and Chemical Equipment Co
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Filing: 1971-06-25
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Granted: 1973-05-29
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Expires: 1991-06-25
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Abstract

Abstract PROCESS AND APPARATUS FOR SUBSTANTIALLY REDUCING WASH LIQUID REQUIREMENTS FOR THE WASHING OF RAW PARTICULATE COMESTIBLE MATERIALS, PARTICULARLY POTATO SLICES TO REMOVE SURFACE STARCH PRIOR TO COOKING SUCH SLICES. WASHING OF THE SLICES IS EFFECTED IN AN ELONGATED ZONE HAVING AN UPWARDLY EXTENDING PORTION WHEREIN THE POTATO SLICES ARE PASSED IN CONCURRENT CONTACT WITH WASH WATER TO REMOVE STARCH EXPOSED DURING SLICING OF RAW WHOLE POTATOES. THE POTATO SLICES ARE SEPARATED FROM A STARCH-ENRICHED WASH LIQUID AND ARE PASSED TO A DEEP-FAT COOKING FRYER. THE STARCHENRICHED LIQUID IS INTRODUCED INTO A CONCENTRATOR TO FORM A CONCENTRATED STARCH SLURRY WITHDRAWN FOR SUBSEQUENT PROCESSING AND A LEAN WASH LIQUID WHICH IS RETURNED TO THE WASHING STEP.

Inventors

  • 👤 E Wright
  • 👤 J Angstadt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 16:26
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/04; C08B30/048; A; A23; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/18; A23L5/00; A23L5/10; A23L5/11; A47; A47J; A47J37/00; A47J37/12; A47J37/1214; B; B01; B01D; B01D11/00; B01D11/02; B01D11/028

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1976-05-28 1976-11-27 1977-05-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-05-28 1980-11-27 1981-05-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-05-28 1984-11-27 1985-05-29 $7700.00 Window Closed / Lapsed

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