The interior of a furnace is partitioned into two longitudinally extending and transversely adjacent zones, and one of the zones is heated to a substantially higher treatment temperature than the other of the zones, which may or may not be heated. CO2 rich solution is produced in the absorption tower by absorbing CO2 from CO2-containing gas. The flowable adhesive is applied to one side of the strip with a skin-contacting adhesive on the opposite side of the strip. From a set of first drive wheels and fed from the idler wheel by a set of second drive wheels. In the third rotational range after the second oil passage is blocked relative to the return oil passage by the second land, work oil from the second discharge port is fed to the first oil passage. A first wall and a second wall each have the upper and lower ends thereof pivotally connecting with one of the plate members available for all parts being folded easily to reduce volume of the packaged host unit case.