Patent ID: 7784674

Claim:
A reinforced bulk materials container, comprising: a first wall-forming blank of corrugated paperboard having at least a flute member sandwiched between opposing liner sheets to define a plurality of channels in the first blank, the blank scored to provide a series of main panels foldably joined together, each main panel having a bottom flap foldably joined to an edge portion thereof and a top flap foldably joined to an opposing edge portion, the bottom flap and the top flap of each main panel having a distal edge that defines openings into the channels; and a second wall-forming blank of corrugated paperboard having at least a flute member attached to a liner sheet to define a plurality of channels in the second blank, the second wall-forming blank of corrugated paperboard scored to provide a series of main panels foldably joined together, each main panel having a bottom flap foldably joined to an edge portion thereof and a top flap foldably joined to an opposing edge portion, the second wall forming blank laminated to the first wall-forming blank; a plurality of tab members, each directly attached to at least one opposing surface in overlying relation to a distal edge portion of a respective one of the joined top flaps and bottom flaps of the first and second wall-forming blanks, whereby the channels within the laminated top and bottom flaps are sealed by the respective tab member to restrict infiltration of particulates through the open ends of the opposing distal edges thereof.