公开(公告)号：US20220080696A1

公开(公告)日：2022-03-17

申请号：US17474869

申请日：2021-09-14

Applicant: Packsize LLC

Inventor： Hanko KIESSNER ,  John Paul ALPINE

IPC: B31F5/00

Abstract: A method for making a dual fluted corrugated board includes providing a first single face corrugated board having a liner layer and a fluted layer attached to the liner layer and providing a second single face corrugated board having a liner layer and a fluted layer attached to the liner layer. The method also includes arranging the first single face corrugated board and the second single face corrugated board such that the fluted layers thereof face one another and attaching the first single face corrugated board to the second single face corrugated board.