The present invention relates to the dispensing of a microbiologically sensitive fluid, in particular low acid food fluid, in a hygienic manner so as to avoid micro-organism growth in the line dispensing the fluid as well as in any mechanical components of a dispensing unit that may enter into contact...http://www.google.com.au/patents/US7121287?utm_source=gb-gplus-sharePatent US7121287 - Sanitary manifold system and method for hygienically dispensing fluids
