ES281907A1 - Improvements in the manufacture of paper sacks with internal wall of plastic material (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improvements in the manufacture of paper sacks with internal wall of plastic material (Machine-translation by Google Translate, not legally binding)
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cellulose du Pin SA
Original Assignee
Cellulose du Pin SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cellulose du Pin SAfiledCriticalCellulose du Pin SA
Priority to ES281907ApriorityCriticalpatent/ES281907A1/en
Publication of ES281907A1publicationCriticalpatent/ES281907A1/en
Improvements in the manufacture of paper bags with an interior wall of plastic material, characterized in that it consists of placing on the edge of one of the two inner walls of the bag a paper insert, at the time of forming the bottom with folds, in passing on this insert a heating element to ensure the thermal welding of the insert on the inner wall coated with plastic material, and on finishing the gluing or gluing of the bottom of the bag by the usual means used in the case of bags whose inner wall is not coated with plastic material, ie by gluing and pressing. (Machine-translation by Google Translate, not legally binding)
ES281907A1962-10-261962-10-26Improvements in the manufacture of paper sacks with internal wall of plastic material (Machine-translation by Google Translate, not legally binding)
ExpiredES281907A1
(en)