Inhibition of microbial and cellular growth in substances

Gary Leeke (Inventor), Narinder Baines (Inventor)

Research output: Patent

19 Downloads (Pure)

Abstract

The invention provides a method of treating a food, beverage or cosmetic to inhibit microbial or cellular growth, comprising subjecting the substance to low frequency ultrasound under elevated gas pressure at between 10 and 100 bar, more typically 20 and 500 bar. Also provided is an apparatus for treating a substance which is a food, beverage or cosmetic to inhibit microbial or cellular growth in the food, beverage or cosmetic comprising : (i) a substance inlet (ii) a pressurisation zone, the pressurisation zone comprising a pressurising gas inlet and low frequency ultrasonic generator; and (iii) a depressurisation zone.
Original languageEnglish
Patent numberWO 2015/052506 A1
IPCA23L 3/30 A23L 1/025 A23 L1/015
Priority date9/10/13
Publication statusPublished - 16 Apr 2015

Keywords

  • CARBON DIOXIDE
  • SONICATION
  • Ultrasound

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