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Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container?keyword=Packaging container for receiving bulk material, and method of andapparatus for making a flat packaging container as well as ventilatingand sealing the filled packaging container 专利,更快更准确