UST860010I4 - Jr., etal def. pub. method for forming cigarette filter rods sn - Google Patents

Jr., etal def. pub. method for forming cigarette filter rods sn Download PDF

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Publication number
UST860010I4
UST860010I4 US860010DH UST860010I4 US T860010 I4 UST860010 I4 US T860010I4 US 860010D H US860010D H US 860010DH US T860010 I4 UST860010 I4 US T860010I4
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US
United States
Prior art keywords
def
pub
etal
cigarette filter
filter rods
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Pending
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English (en)
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Publication of UST860010I4 publication Critical patent/UST860010I4/en
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    • 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
    • A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
    • A24D3/0212—Applying additives to filter materials
    • A24D3/022—Applying additives to filter materials with liquid additives, e.g. application of plasticisers

Definitions

  • a method and apparatus for forming cigarette filter rods that includes the step of heating the filter rod fibers and/or plasticizer by microwave energy to cause rapid and even curing of the rods.
  • the microwave energy may be applied to the filter rod fibers either immediately after the tow material is formed, simultaneously with the forming, or after the rod-like configuration of plasticizer containing tow material is wrapped with a wrapper.

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  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacturing Of Cigar And Cigarette Tobacco (AREA)
US860010D 1967-09-07 1967-09-07 Jr., etal def. pub. method for forming cigarette filter rods sn Pending UST860010I4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66616567A 1967-09-07 1967-09-07

Publications (1)

Publication Number Publication Date
UST860010I4 true UST860010I4 (en) 1969-03-18

Family

ID=24673089

Family Applications (1)

Application Number Title Priority Date Filing Date
US860010D Pending UST860010I4 (en) 1967-09-07 1967-09-07 Jr., etal def. pub. method for forming cigarette filter rods sn

Country Status (2)

Country Link
US (1) UST860010I4 (enrdf_load_stackoverflow)
BE (1) BE720541A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4357188A (en) * 1979-10-22 1982-11-02 Mitsubishi Rayon Co., Ltd. Method for manufacturing cigarette filters
US5167764A (en) * 1990-07-02 1992-12-01 Hoechst Celanese Corporation Wet laid bonded fibrous web

Also Published As

Publication number Publication date
BE720541A (enrdf_load_stackoverflow) 1969-02-17

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