EP 0058463 A1 19820825 - Tobacco smoke filter.
Title (en)
Tobacco smoke filter.
Title (de)
Tabakrauchfilter.
Title (fr)
Filtre pour la fumée de tabac.
Publication
Application
Priority
- DE 3105888 A 19810218
- DE 3114542 A 19810410
- DE 3137374 A 19810919
- DE 3200793 A 19820113
Abstract (en)
Filter system for tobacco smoke, comprising a filter element 2 consisting of fibrous or granular filter material (3) and whereby in the complete filter system at least one member of the group selected from biologically active dried yeast haemoglobin 4 and granulated stimulants such as dry coffee and microcapsules, containing an activating liquid medium is occurring. Especially the biologically active dried yeast is applied causing the biologically active cells being at least particially decomposing and/or converting the components of the tobacco smoke in non-toxic compounds on account of their own internal metabolism.
IPC 1-7
IPC 8 full level
CPC (source: EP)
A24D 3/061 (2013.01); A24D 3/14 (2013.01)
Citation (search report)
- US 3319630 A 19670516 - ORRMINS NORMAN B
- CH 461335 A 19680815 - AMERICAN TOBACCO CO [US]
- US 4121599 A 19781024 - NEWTON RICHARD PAUL, et al
- US 4049673 A 19770920 - SCHEINBERG ISRAEL HERBERT
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI LU NL SE
DOCDB simple family (publication)
DOCDB simple family (application)
EP 82200202 A 19820218; EP 8200033 W 19820218