Patent ID: 7550291

Claim:
A vessel system for treating and/or storing liquids comprising (a) a matrix array of vessels arranged in a square format, wherein the vessels are open at the top and are interconnected to form a unit and each vessel of said array of vessels is connected to at least one other vessel of said array via a flexible connecting member; (b) a matrix array of closure elements corresponding to the matrix array of vessels, wherein the openings of the vessels can be closed with the closure elements and each of the closure elements is connected to at least one other closure element of the array of closures via a flexible connection member that allows a change in the distance between the closure elements, said flexible connecting member comprising a cross part between two closure elements, said cross part extending transversely to the connecting line between the closure elements, said closure elements having a cylindrical recess open at the top into which a pin can be pressed to close the openings of the vessels, and (c) a closure device that comprises a handle and a pin for introduction into the cylindrical recess in order to press the closure elements into the vessel openings.