ES183796U - Elementos filtrantes perfeccionados. - Google Patents

Elementos filtrantes perfeccionados.

Info

Publication number
ES183796U
ES183796U ES0183796U ES183796U ES183796U ES 183796 U ES183796 U ES 183796U ES 0183796 U ES0183796 U ES 0183796U ES 183796 U ES183796 U ES 183796U ES 183796 U ES183796 U ES 183796U
Authority
ES
Spain
Prior art keywords
filter elements
cigarette
cross
rod
perfected filter
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.)
Granted
Application number
ES0183796U
Other languages
English (en)
Other versions
ES183796Y (es
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.)
Monsanto Chemicals Ltd
Original Assignee
Monsanto Chemicals Ltd
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 Monsanto Chemicals Ltd filed Critical Monsanto Chemicals Ltd
Publication of ES183796U publication Critical patent/ES183796U/es
Application granted granted Critical
Publication of ES183796Y publication Critical patent/ES183796Y/es
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0229—Filter rod forming processes
    • A24D3/0237—Filter rod forming processes by extrusion

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

Elementos filtrantes perfeccionados caracterizados por poseer una sección transversal apropiada para utilizar con dispositivos productores de humo como, por ejemplo, un cigarrillo, una boquilla para cigarrillos o pipa y que comprende la extrusión de una varilla de resina de poliamida sintética alveolar que presenta una estructura de alveolos esencialmente abiertos, teniendo la varilla una sección transversal que corresponde esencialmente a la deseada en el elemento final.
ES1970183796U 1969-03-25 1970-03-20 Elementos filtrantes perfeccionados. Expired ES183796Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1561569A GB1271274A (en) 1969-03-25 1969-03-25 Filtering element

Publications (2)

Publication Number Publication Date
ES183796U true ES183796U (es) 1973-08-01
ES183796Y ES183796Y (es) 1974-05-16

Family

ID=10062335

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1970183796U Expired ES183796Y (es) 1969-03-25 1970-03-20 Elementos filtrantes perfeccionados.

Country Status (9)

Country Link
JP (1) JPS509880B1 (es)
BE (1) BE747829A (es)
BR (1) BR7017718D0 (es)
CH (1) CH518069A (es)
DE (1) DE2013914A1 (es)
ES (1) ES183796Y (es)
FR (1) FR2039851A5 (es)
GB (1) GB1271274A (es)
IT (1) IT968022B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939237A (en) * 1971-11-19 1976-02-17 Asahi Dow, Ltd. Method of making a fluid transmitting porous tube or sheet
GB1482216A (en) * 1974-04-11 1977-08-10 Monsanto Ltd Cigarette filters
US4180536A (en) 1978-03-13 1979-12-25 Celanese Corporation Process for extruding plasticized open cell foamed cellulose acetate filters
US4282890A (en) * 1978-03-13 1981-08-11 Celanese Corporation Open cell structure foamed cellulose acetate filters
DE10153820A1 (de) 2001-11-05 2003-05-15 Hauni Maschinenbau Ag Filtersegmente oder Filter für Zigaretten sowie Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
JPS509880B1 (es) 1975-04-16
BR7017718D0 (pt) 1973-02-01
CH518069A (de) 1972-01-31
ES183796Y (es) 1974-05-16
FR2039851A5 (es) 1971-01-15
DE2013914A1 (de) 1970-12-03
GB1271274A (en) 1972-04-19
IT968022B (it) 1974-03-20
BE747829A (fr) 1970-09-23

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