| 摘要 |
1. A process for sealingly closing containers (3) by means of thin lids (2), one of the faces of which is coated with heat-sealing substances, characterized in that said coating step which is performed in a single operation is effected solely along the lines (8) of a grid configuration, the surfaces (9) between the lines (8) of the grid being formed by the original material of the lid. |
