GB975181A - Mulitply paper sacks - Google Patents
Mulitply paper sacksInfo
- Publication number
- GB975181A GB975181A GB873360A GB873360A GB975181A GB 975181 A GB975181 A GB 975181A GB 873360 A GB873360 A GB 873360A GB 873360 A GB873360 A GB 873360A GB 975181 A GB975181 A GB 975181A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sack
- paper
- valve opening
- coated
- mulitply
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
- B65D31/14—Valve bags, i.e. with valves for filling
- B65D31/142—Valve bags, i.e. with valves for filling the filling port being formed by folding a flap connected to a side, e.g. block bottoms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
Abstract
975,181. Paper sacks. BOWATER RESEARCH & DEVELOPMENT CO. Ltd. March 10, 1961 [March 11, 1960], No. 8733/60. Heading B8K. The surfaces defining the valve opening of a multiply blockbottom paper sack are coated with wax or a silicone to prevent adhesion thereon of adhesive used in the formation of the sack. A valve sleeve may be formed by a paper tube coated on its inner surface with wax or a silicone or the valve opening of the sack may incorporate a liner of stiff material, such as cardboard, which is coated on the side facing the valve opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB873360A GB975181A (en) | 1960-03-11 | 1960-03-11 | Mulitply paper sacks |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB873360A GB975181A (en) | 1960-03-11 | 1960-03-11 | Mulitply paper sacks |
Publications (1)
Publication Number | Publication Date |
---|---|
GB975181A true GB975181A (en) | 1964-11-11 |
Family
ID=9858219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB873360A Expired GB975181A (en) | 1960-03-11 | 1960-03-11 | Mulitply paper sacks |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB975181A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0012874A1 (en) * | 1978-12-23 | 1980-07-09 | Robert Bosch Gmbh | Method for sealing the valve of a packing container |
-
1960
- 1960-03-11 GB GB873360A patent/GB975181A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0012874A1 (en) * | 1978-12-23 | 1980-07-09 | Robert Bosch Gmbh | Method for sealing the valve of a packing container |
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