Classifications

• • 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
  • A24D3/04—Tobacco smoke filters characterised by their shape or structure
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
  • B01D46/28—Particle separators, e.g. dust precipitators, using filter brushes
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • B01D—SEPARATION
  • B01D2275/00—Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours
  • B01D2275/20—Shape of filtering material
  • B01D2275/206—Special forms, e.g. adapted to a certain housing

Landscapes

• Chemical & Material Sciences (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Details Of Indoor Wiring (AREA)
• Filtering Of Dispersed Particles In Gases (AREA)
• Filtering Materials (AREA)
• Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Priority Applications (3)

Applications Claiming Priority (1)

Publications (2)

Family

ID=11406663

Family Applications (1)

Country Status (3)

Families Citing this family (2)

Family Cites Families (4)

• 1999
  • 1999-04-13 IT IT1999RM000222A patent/IT1307555B1/it active
• 2000
  • 2000-04-13 WO PCT/IT2000/000143 patent/WO2000061262A1/en not_active Ceased
  • 2000-04-13 AU AU43127/00A patent/AU4312700A/en not_active Abandoned

Also Published As

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