Patent ID: 7210594

Claim:
A transport and storage container for liquids, comprising: a pallet-shaped support frame of electrically conducting metal or an electrically conducting plastic material; an exchangeable single-layer or multi-layer inner container of plastic material, wherein the inner container is positioned on the support frame and has an electrically conducting exterior-container layer for electric grounding an outer container surface of the inner container; wherein the inner container has a parallelepipedal shape or a cubic shape with four sidewalls, a bottom, and a top wall; wherein the inner container has a closable filling socket provided on the top wall and an outlet socket provided near the bottom on one of the sidewalls, wherein the outlet socket has an outer thread for receiving a tap fixture and has an electrically conducting outer layer; an outer jacket surrounding the inner container and comprised of metal bars or sheet metal; wherein the outlet socket is formed as a unitary part of the inner container by blow-molding and has an outer cylindrical end drawn inwardly in a direction toward the interior of the inner container and forming an inner ring with an annular electrically conducting inner layer that is in contact with a liquid filled into the inner container for electrically grounding an interior of the inner container; wherein the electrically conducting inner and outer layers of the outlet socket and the external container layer of the inner container form a homogenous electrically conducting layer providing inner and outer electric grounding of the inner plastic container.