GB1191855A - Bags made of Thermoplastics Foil, a method of manufacturing such Bags and apparatus for use in the manufacture of such Bags - Google Patents

Bags made of Thermoplastics Foil, a method of manufacturing such Bags and apparatus for use in the manufacture of such Bags

Info

Publication number
GB1191855A
GB1191855A GB29322/67A GB2932267A GB1191855A GB 1191855 A GB1191855 A GB 1191855A GB 29322/67 A GB29322/67 A GB 29322/67A GB 2932267 A GB2932267 A GB 2932267A GB 1191855 A GB1191855 A GB 1191855A
Authority
GB
United Kingdom
Prior art keywords
bag
tube
particles
bags
foil
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
Application number
GB29322/67A
Other languages
English (en)
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.)
Wavin BV
Wavin NV
Original Assignee
Wavin BV
Wavin NV
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 Wavin BV, Wavin NV filed Critical Wavin BV
Publication of GB1191855A publication Critical patent/GB1191855A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0072—Roughness, e.g. anti-slip

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
GB29322/67A 1966-07-01 1967-06-26 Bags made of Thermoplastics Foil, a method of manufacturing such Bags and apparatus for use in the manufacture of such Bags Expired GB1191855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6609279A NL6609279A (enrdf_load_stackoverflow) 1966-07-01 1966-07-01

Publications (1)

Publication Number Publication Date
GB1191855A true GB1191855A (en) 1970-05-13

Family

ID=19797056

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29322/67A Expired GB1191855A (en) 1966-07-01 1967-06-26 Bags made of Thermoplastics Foil, a method of manufacturing such Bags and apparatus for use in the manufacture of such Bags

Country Status (5)

Country Link
BE (1) BE700715A (enrdf_load_stackoverflow)
DE (1) DE1729117A1 (enrdf_load_stackoverflow)
FR (1) FR1530026A (enrdf_load_stackoverflow)
GB (1) GB1191855A (enrdf_load_stackoverflow)
NL (1) NL6609279A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2255292A (en) * 1991-05-02 1992-11-04 Frank Brian Mercer Multi-layer lining system and components therefor

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1358987A (en) * 1970-08-13 1974-07-03 Lamber Ind Research Ass Fibrous material
FI66152C (fi) * 1977-03-21 1984-09-10 Wiik & Hoeglund Metod foer att goera foerpackningar halkfria
DE3622559A1 (de) * 1986-07-04 1987-05-21 Schlegel Lining Tech Gmbh Verfahren zum ausruesten der oberflaeche einer folie aus schweissbarem polymerwerkstoff mit vorspruengen sowie nach diesem verfahren hergestellte folie
BR9807822A (pt) * 1997-02-05 2000-03-08 Jozsef Sen Mandzsu Processo de desbastamento de filmes termoplásticos e sistema para diminuir o escorregamento de filmes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2255292A (en) * 1991-05-02 1992-11-04 Frank Brian Mercer Multi-layer lining system and components therefor
GB2255292B (en) * 1991-05-02 1995-08-02 Frank Brian Mercer A geoengineering structure having a multi-layer lining or cover system

Also Published As

Publication number Publication date
NL6609279A (enrdf_load_stackoverflow) 1968-01-02
FR1530026A (fr) 1968-06-21
DE1729117A1 (de) 1971-06-03
BE700715A (enrdf_load_stackoverflow) 1968-01-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees