Transport container for liquids

Claim 1

A CONTAINER FOR TRANSPORTING CORROSIVE LIQUIDS AND BEING ADAPTED FOR NESTING BENEATH AND ABOVE SIMILAR CONTAINERS, COMPRISING AN ENVELOPE, A TOP WALL AND A BOTTOM WALL MADE OF NON-CORROSIVE MATERIALS, FLANGE MEANS FORMED BY PERIPHERAL PORTIONS OF SAID ENVELOPE BETWEEN THE LATTER AND SAID WALLS, SAID FLANGE MEANS INCLUDING SUBSTANTIALLY HORIZONTAL PORTIONS EXTENDING INWARDLY FROM THE OUTER SURFACE OF SAID ENVELOPE AND ADJOINING TERMINAL PORTIONS EXTENDING AT AN OBLIQUE ANGLE WITH RESPECT TO SAID ENVELOPE AND CONNECTING THE INNER SURFACE THEREOF IN A REGION SPACED APART FROM SAID WALLS, AND CORROSIONPROOF LINING MEANS COVERING SUBSTANTIALLY ALL OF THE INNER SURFACES OF SAID ENVELOPE, SAID TOP WALL AND SAID BOTTOM WALL, FOR PROTECTION AGAINST SAID LIQUIDS, SAID LINING MEANS BEING DETACHABLY SECURED TO SAID FLANGE MEANS, WHEREIN SAID HORIZONTAL AND SAID TERMINAL FLANGE MEANS PORTIONS ENCLOSE WITH SAID ENVELOPE A CONTINUOUS SPACE, FURTHER COMPRISING A FRAME WITHIN SAID SPACE, AND FASTENING MEANS ATTACHED TO SAID FRAME FOR SECURING SAID TOP WALL, SAID BOTTOM WALL AND SAID LINING MEANS TO SAID ENVELOPE.