This invenu00c7u00c3o consists of an improvement for use in any scope to understand the products to be packaged and stored in the form of powder and granules such as chemical, food, mining, construction and building industry.The kraft paper bag is manufactured to prevent the transition of odor and establishment of humidity inside and outside of the package, providing a shroud so as to maintain the physical and chemical characteristics of the product against internal and external factors, from dust which may occur in the evacuation The air through orifu00cdcios of drllllng of kraft paper bag during the filling process.The bag of the present invenu00c7u00c3o may comprise a section of exit of air (2) positioned on at least one of the layers comprising, on an area located on a lower or upper (3) on the basis of entry for filling (1) with a product contained the bag so conteru00c1.

摘要

This invenu00c7u00c3o consists of an improvement for use in any scope to understand the products to be packaged and stored in the form of powder and granules such as chemical, food, mining, construction and building industry.The kraft paper bag is manufactured to prevent the transition of odor and establishment of humidity inside and outside of the package, providing a shroud so as to maintain the physical and chemical characteristics of the product against internal and external factors, from dust which may occur in the evacuation The air through orifu00cdcios of drllllng of kraft paper bag during the filling process.The bag of the present invenu00c7u00c3o may comprise a section of exit of air (2) positioned on at least one of the layers comprising, on an area located on a lower or upper (3) on the basis of entry for filling (1) with a product contained the bag so conteru00c1.