CH329707A - Filter for purifying tobacco smoke, especially cigarette filter and manufacturing process of such filter - Google Patents

Filter for purifying tobacco smoke, especially cigarette filter and manufacturing process of such filter

Info

Publication number
CH329707A
CH329707A CH329707DA CH329707A CH 329707 A CH329707 A CH 329707A CH 329707D A CH329707D A CH 329707DA CH 329707 A CH329707 A CH 329707A
Authority
CH
Switzerland
Prior art keywords
filter
manufacturing process
tobacco smoke
especially cigarette
purifying tobacco
Prior art date
Application number
Other languages
Italian (it)
Inventor
Federico Dr Veneziani
Original Assignee
Federico Dr Veneziani
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 Federico Dr Veneziani filed Critical Federico Dr Veneziani
Publication of CH329707A publication Critical patent/CH329707A/en

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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/166—Silicic acid or silicates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
CH329707D 1954-12-14 1955-05-02 Filter for purifying tobacco smoke, especially cigarette filter and manufacturing process of such filter CH329707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT329707X 1954-12-14

Publications (1)

Publication Number Publication Date
CH329707A true CH329707A (en) 1958-05-15

Family

ID=11236221

Family Applications (1)

Application Number Title Priority Date Filing Date
CH329707D CH329707A (en) 1954-12-14 1955-05-02 Filter for purifying tobacco smoke, especially cigarette filter and manufacturing process of such filter

Country Status (1)

Country Link
CH (1) CH329707A (en)

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