CH392237A - Method and apparatus for manufacturing a multi-layered tube and multi-layered tube thus obtained - Google Patents
Method and apparatus for manufacturing a multi-layered tube and multi-layered tube thus obtainedInfo
- Publication number
- CH392237A CH392237A CH625262A CH625262A CH392237A CH 392237 A CH392237 A CH 392237A CH 625262 A CH625262 A CH 625262A CH 625262 A CH625262 A CH 625262A CH 392237 A CH392237 A CH 392237A
- Authority
- CH
- Switzerland
- Prior art keywords
- layered tube
- manufacturing
- layered
- tube
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/60—Uniting opposed surfaces or edges; Taping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2160/00—Shape of flexible containers
- B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without structural provision for thickness of contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2170/00—Construction of flexible containers
- B31B2170/20—Construction of flexible containers having multi-layered walls, e.g. laminated or lined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/26—Folding sheets, blanks or webs
- B31B70/262—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement
- B31B70/266—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement involving gusset-forming
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE481079 | 1961-05-23 | ||
BE485175 | 1961-10-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH392237A true CH392237A (en) | 1965-05-15 |
Family
ID=25655300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH625262A CH392237A (en) | 1961-05-23 | 1962-05-23 | Method and apparatus for manufacturing a multi-layered tube and multi-layered tube thus obtained |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH392237A (en) |
GB (1) | GB999451A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1818047C3 (en) * | 1968-10-12 | 1983-11-24 | Wilhelmstal-Werke Gmbh Papiersackfabriken, 7590 Achern | Process for the production of multi-layer valve bags with an inner bag |
DE1802854C3 (en) | 1968-10-12 | 1980-04-10 | Wilhelmstal-Werke Gmbh Papiersackfabriken, 7590 Achern | Multi-layer valve bag |
NO153922C (en) * | 1984-03-08 | 1986-06-18 | Norsk Hydro As | MULTIPLE BAGS AND PROCEDURE FOR PREPARING THE SAME. |
CN104787612B (en) * | 2015-02-10 | 2017-01-18 | 辽宁腾华塑料有限公司 | Air exhaust bag folding machine and bag folding method thereof |
-
1962
- 1962-05-22 GB GB19656/62A patent/GB999451A/en not_active Expired
- 1962-05-23 CH CH625262A patent/CH392237A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB999451A (en) | 1965-07-28 |
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