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US3595695A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for treating sugar beet chips

Assignee: BWS Technologie GmbH
•
Filing: 1969-12-04
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Granted: 1971-07-27
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Expires: 1989-12-04
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Abstract

Abstract A STREAM OF SUGAR BEET CHIPS IS ADVANCED FROM ONE END TOWARDS THE OTHER END OF A SUBSTANTIALLY HORIZONTAL ENCLOSED VESSEL. AIR ENTRAPPED IN THE STREAM IS WITHDRAWN BEFORE IT ENTERS THE VESSEL. A STREAM OF SUGER BEET JUICE AT ELEVATED TEMPERATURE IS ADVANCED THROUGH THE VESSEL IN COUNTERFLOW TO THE STREAM OF CHIPS TO THEREBY PRODUCE IN THE REGION OF THE UPSTREAM END OF THE VESSEL A COUNTERFLOW ZONE. INTERMEDIATE THIS COUNTERFLOW ZONE AND THE DOWNSTREAM END OF THE VESSEL CHIPS AND JUICE ARE CONTINUOUSLY WITHDRAWN AND READMITTED INTO THE TWO STREAMS TO THEREBY PRODUCE A CORSS-CURRENT FLOW THEREIN. IN THE SAME REGION ADDITIONAL SUGAR BEET JUICE ALSO AT ELEVATED TEMPERATURE IS ADMITTED IN CROSS-CURRENT FLOW. IN THE REGION OF THE DOWNSTREAM END OF THE VESSEL THE TREATED CHIPS, TOGETHER WITH SOME OF THE INCOMING SUGAR BEET JUICE, ARE WITHDRAWN IN FORM OF A PUMPABLE MIXTURE OR SLURRY.

Inventors

  • 👤 Eugen Langen
  • 👤 Heinrich Weddecke

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 05:09
CPC Classifications
C; C13; C13B; C13B10/00; C13B10/08; C13B10/083; B; B01; B01D; B01D11/00; B01D11/02; C13B10/10; C13B10/102

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) 1974-07-26 1975-01-25 1975-07-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-07-26 1979-01-25 1979-07-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-07-26 1983-01-25 1983-07-27 $7700.00 Window Closed / Lapsed

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