HK53277A - Apparatus and method for producing filament tow filter rod having a foamed thermoplastic sheath - Google Patents

Apparatus and method for producing filament tow filter rod having a foamed thermoplastic sheath

Info

Publication number
HK53277A
HK53277A HK532/77A HK53277A HK53277A HK 53277 A HK53277 A HK 53277A HK 532/77 A HK532/77 A HK 532/77A HK 53277 A HK53277 A HK 53277A HK 53277 A HK53277 A HK 53277A
Authority
HK
Hong Kong
Prior art keywords
filter rod
foamed thermoplastic
filament tow
tow filter
thermoplastic sheath
Prior art date
Application number
HK532/77A
Other languages
English (en)
Original Assignee
Philip Morris Inc
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 Philip Morris Inc filed Critical Philip Morris Inc
Publication of HK53277A publication Critical patent/HK53277A/xx

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0229—Filter rod forming processes
    • A24D3/0237—Filter rod forming processes by extrusion
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Multicomponent Fibers (AREA)
  • Nonwoven Fabrics (AREA)
HK532/77A 1972-08-21 1977-10-20 Apparatus and method for producing filament tow filter rod having a foamed thermoplastic sheath HK53277A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28240772A 1972-08-21 1972-08-21

Publications (1)

Publication Number Publication Date
HK53277A true HK53277A (en) 1977-10-28

Family

ID=23081386

Family Applications (1)

Application Number Title Priority Date Filing Date
HK532/77A HK53277A (en) 1972-08-21 1977-10-20 Apparatus and method for producing filament tow filter rod having a foamed thermoplastic sheath

Country Status (9)

Country Link
JP (1) JPS4963757A (en。)
AU (1) AU468340B2 (en。)
CA (1) CA999501A (en。)
CH (1) CH566729A5 (en。)
FR (1) FR2196903B1 (en。)
GB (1) GB1431500A (en。)
HK (1) HK53277A (en。)
IT (1) IT990113B (en。)
NL (1) NL7310351A (en。)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3121773C2 (de) * 1981-05-27 1984-06-07 Mannesmann AG, 4000 Düsseldorf Extruderkopf zum Ummanteln eines Stahlrohres
US4614199A (en) * 1981-12-23 1986-09-30 American Filtrona Corporation Smoke filter having extended film overwrap and method and apparatus for fabricating same
CA1212008A (en) * 1981-12-23 1986-09-30 Richard M. Berger Smoke filter having extended film overwrap and method and apparatus for fabricating same
US4675064A (en) * 1982-11-23 1987-06-23 American Filtrona Corporation Smoke filter having extended film overwrap and method and apparatus for fabricating same
DE3424269C2 (de) * 1984-06-30 1994-01-27 Krupp Ag Vorrichtung zum Herstellen von armierten Profilen und verstärkten Schläuchen
DE3439890A1 (de) * 1984-10-31 1986-04-30 Noel, Marquet & Cie. S.A., Eupen Extrusionsverfahren und vorrichtung zur herstellung eines mit schaumkunststoff ummantelten drahtes
US5641445A (en) * 1995-07-25 1997-06-24 Cadillac Rubber & Plastics, Inc. Apparatus and method for extruding multi-layered fuel tubing
DE10153820A1 (de) 2001-11-05 2003-05-15 Hauni Maschinenbau Ag Filtersegmente oder Filter für Zigaretten sowie Verfahren zu ihrer Herstellung
RU2363360C1 (ru) * 2005-04-28 2009-08-10 Ниссей Био Ко., Лтд. Сигаретный фильтр, способный удалять вредное вещество
CN112571759B (zh) * 2020-12-11 2024-07-26 湖北中烟工业有限责任公司 一种用于生产降温固件的装置及方法
CN113459456A (zh) * 2021-06-15 2021-10-01 江苏爱索新材料科技有限公司 一种外壁发泡的tpu纤维增强软管加工方法

Also Published As

Publication number Publication date
AU5691773A (en) 1974-12-19
IT990113B (it) 1975-06-20
FR2196903B1 (en。) 1976-05-07
FR2196903A1 (en。) 1974-03-22
NL7310351A (en。) 1974-02-25
AU468340B2 (en) 1976-01-08
DE2335055B2 (de) 1976-03-11
CH566729A5 (en。) 1975-09-30
GB1431500A (en) 1976-04-07
JPS4963757A (en。) 1974-06-20
DE2335055A1 (de) 1974-03-21
CA999501A (en) 1976-11-09

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