Patent ID: 6966345

Claim:
A method for durability treatment or sterilisation of a pumpable material by high pressure treatment of the same in a high pressure press for killing and/or inactivating harmful microorganisms and enzymes in the material comprising: filling the pumpable material into a flexible bulk container with a larger volume than the end-user or consumer containers in which the material is intended to be packed; placing the bulk container in the high pressure press and subjecting it to high pressure treatment at a pressure of at least 2000 bar; after completed high pressure treatment, removing the bulk container from the press for possible intermediate storage; and performing sterile emptying of the pumpable material from the bulk container by arranging in a sterile manner a connecting device on the bulk container, which connects the interior of the bulk container with an emptying system, for the purpose of filling the pumpable material into the end-user or consumer containers or into an intermediate storage tank.