| Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806) |
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| 04/06/2011 | CN101999756A Absorbent for reducing hydrocyanic acid content of main stream smoke of cigarettes and use thereof |
| 04/06/2011 | CN101999755A Filter rod with coaxial paper cores |
| 04/06/2011 | CN101999754A Calibrator for rapidly determining filter rod central cutter position |
| 04/06/2011 | CN101352262B Cigarette filter tip stick and method for producing the same |
| 04/05/2011 | US7918232 On line formation of recessed cigarette filter |
| 03/31/2011 | WO2011036452A1 Tow cutter |
| 03/31/2011 | WO2011036451A1 Tow cutter |
| 03/31/2011 | WO2011015861A3 Filter for a smoking article |
| 03/31/2011 | DE102009041318A1 Einlegen von Filtersegmenten in Filterstränge Load filter segments in filter strands |
| 03/30/2011 | EP2299854A1 Filter for a smoking article |
| 03/30/2011 | CN201774966U Center buried spherical interception filter tip |
| 03/30/2011 | CN201774965U Intercepting mouth rod with cage type tube core buried in center |
| 03/30/2011 | CN201774964U Interception filter tip rod with spirally wound groove |
| 03/30/2011 | CN201774963U Trapping filter combiner for staggered grooves |
| 03/30/2011 | CN201774962U Annular circuit breaker interception filter tip |
| 03/30/2011 | CN201774961U String-type groove trapping filter tip |
| 03/30/2011 | CN201774960U Threaded groove intercepting filter tip |
| 03/30/2011 | CN201774959U Outwards buried surrounding pipe column type interception nozzle rod |
| 03/30/2011 | CN201774958U Trapping filter combiner for embossed grooves |
| 03/30/2011 | CN201774957U Arc-shaped device on filter rod moulding machine |
| 03/30/2011 | CN201774956U Manufacturing machine for manufacturing composite cigarette filter tip |
| 03/30/2011 | CN101992063A Method for preparing carbon nano hollow grid capable of adsorbing harmful ingredients in tobacco |
| 03/30/2011 | CN101992058A Mesoporous copper oxide-aluminum oxide adsorbing agent for reducing hydrogen cyanide content in main stream smoke of cigarette, and preparation and application |
| 03/30/2011 | CN101991190A Device and method for manufacturing a filter strand for the tobacco industry |
| 03/30/2011 | CN101224042B Molecule printing materials for selectively reducing cigarette fume TSNA amount and application thereof |
| 03/24/2011 | WO2011033121A1 Method and apparatus for introducing objects into tobacco industry product rod material |
| 03/24/2011 | WO2011032628A1 Machine for producing and method for producing multi-segment filters of the tobacco-processing industry |
| 03/24/2011 | DE102009041320A1 Maschine zur Herstellung und Verfahren zum Herstellen von Multisegmentfiltern der Tabak verarbeitenden Industrie Machine for the production and methods for producing multi-segment filters of the tobacco-processing industry |
| 03/24/2011 | DE102009041319A1 Machine for manufacturing multi-segment filter in tobacco processing industry, during manufacturing of cigarettes, has cutting device comprising cutting drums, where one of drums cuts filter strands independent of other drum |
| 03/23/2011 | EP2296498A1 Filter making apparatus |
| 03/23/2011 | CN201767013U Hollow specially-shaped filter stick |
| 03/23/2011 | CN101319477B Additive capable of effectively reducing cigarette CO delivering amount and application thereof |
| 03/22/2011 | US7910209 Cellulose granules for carrying functional substances |
| 03/17/2011 | WO2011030151A1 Smoke filtration |
| 03/17/2011 | CA2770546A1 Smoke filtration |
| 03/16/2011 | EP2294934A2 Insertion of filter segments into filter trains |
| 03/16/2011 | CN201758762U Structure of environmental protection filter tip |
| 03/16/2011 | CN201758761U High pressure nozzle used for opening tobacco shreds of filter rod forming machine |
| 03/16/2011 | CN201758760U High-pressure spray nozzle for tow opening of filter stick forming machine |
| 03/16/2011 | CN201758759U High pressure nozzle used for opening filament bundles |
| 03/16/2011 | CN201758758U High-pressure nozzle for opening of silk flock |
| 03/16/2011 | CN201758757U High pressure nozzle for filter stick moulding machine |
| 03/16/2011 | CN1864567B Compound filter product containing natural plant absorptive material, preparation method and application thereof |
| 03/16/2011 | CN101665992B Plant tow filter fiber and preparation method thereof |
| 03/16/2011 | CN101486802B Production method of plasticiser capable of improving cigarette filter stick filtering effectiveness and suction quality |
| 03/10/2011 | WO2011008113A3 Method of safe transfer of filter segments in the process of producing multi-segment filters |
| 03/10/2011 | US20110059831 Method and apparatus for incorporating objects into cigarette filters |
| 03/10/2011 | DE102009040092A1 Filter rod i.e. cigarette filter rod, producing method for tobacco processing industry, involves directly conveying filter tow strip via high pressure transportation nozzle before insertion of objects |
| 03/09/2011 | EP2292107A1 Device for providing filter tow material and device for producing filters |
| 03/09/2011 | CN101507529B Hoisting, opening and stable-control device for cigarette filament |
| 03/03/2011 | WO2011024105A1 Filter rod maker |
| 03/03/2011 | WO2011024068A1 Apparatus and method for insertion of capsules into filter tows |
| 03/03/2011 | US20110048436 Smoking Article |
| 03/03/2011 | US20110048434 Thermal treatment process for tobacco materials |
| 03/03/2011 | DE102009037685A1 Vorrichtung und Verfahren zum Bilden eines Filterstrangs der tabakverarbeitenden Industrie Apparatus and method for forming a filter rod of the tobacco-processing industry |
| 03/03/2011 | CA2770912A1 Filter rod maker |
| 03/02/2011 | EP2289357A1 Smoking article |
| 03/02/2011 | CN101983019A Method and apparatus for the plasma processing of filter material |
| 03/02/2011 | CN101983018A 吸烟物品 Smoking Items |
| 03/02/2011 | CN101982467A Lignans compounds contained in Schisandra chinensis, and preparation method and application thereof |
| 03/02/2011 | CN101982406A Hollow carbon sphere material and cigarette containing same |
| 03/01/2011 | US7896011 Method of forming a filter component |
| 02/24/2011 | US20110041859 Molecularly Imprinted Polymers Selective for Tobacco Specific Nitrosamines and Methods of Using the Same |
| 02/24/2011 | DE102010034859A1 Verfahren und Maschine zum gleichzeitigen Produzieren wenigstens zweier Zigarettenfilterstangen Method and machine for simultaneously producing at least two cigarette filter rods |
| 02/23/2011 | EP2286681A1 Device and method for manufacturing a filter strand for the tobacco industry |
| 02/23/2011 | EP2091363B1 Filtered cigarette |
| 02/23/2011 | CN201750709U Color-changing filter tip stick |
| 02/23/2011 | CN201750707U Cigarette with free radical quenching filter shim or free radical quenching filter block |
| 02/23/2011 | CN101979418A Preparation method and application of poly-glycidyl methacrylate interosculated porous material |
| 02/23/2011 | CN101979224A Composite filter rod cutter installation structure |
| 02/23/2011 | CN101115408B Flavour capsule for enhanced flavour delivery in cigarettes |
| 02/17/2011 | WO2011019646A1 Degradable filter element |
| 02/17/2011 | WO2011018649A2 Cigarette filter |
| 02/17/2011 | US20110036366 Degradable filter element |
| 02/17/2011 | DE102010033871A1 Doppelbahnige Maschine und Verfahren zur Herstellung von Mehrfachfiltern für Zigaretten, Zigarren oder dergleichen Double track machine and method for producing composite filters for cigarettes, cigars or the like |
| 02/17/2011 | CA2768544A1 Cigarette filter |
| 02/16/2011 | CN201742932U Cigarette filter |
| 02/16/2011 | CN201742931U Humidity protective cover device of cigarette filter rod forming machine |
| 02/16/2011 | CN201742930U Roller device for cigarette filter stick forming machine |
| 02/16/2011 | CN201742929U Nozzle of cigarette filter stick rod forming machine |
| 02/16/2011 | CN201742923U Cloth belt wheel for driving cloth belt to move |
| 02/16/2011 | CN101977521A Adsorbent for main cigarette smoke components and cigarette filter |
| 02/16/2011 | CN101974124A Sugar-containing bipolymer additive for reducing phenol substance contained in cigarette smoke |
| 02/16/2011 | CN101524186B Filter additive for reducing content of hydrocyanic acid in smoke of cigarette and preparation method thereof |
| 02/16/2011 | CN101314645B Colorful modified starch particle, preparation and application thereof |
| 02/16/2011 | CN101116539B Tobacco additive agent for selectively reducing volatility carbonyl compound in the cigarette smoke and method for preparing the same and application thereof |
| 02/15/2011 | CA2510186C Process and apparatus for high-speed filling of composite cigarette filters |
| 02/10/2011 | WO2011015861A2 Filter for a smoking article |
| 02/10/2011 | US20110030708 Absorptive Polymer, Compound Fiber and Cigarette Filter Rod Made of Compound Fiber |
| 02/10/2011 | US20110030705 Smoking Article and Manufacturing Method for a Smoking Article |
| 02/09/2011 | EP2134201B1 Multi-component filter providing improved flavour enhancement |
| 02/09/2011 | CN201733844U Filter tip |
| 02/09/2011 | CN201733843U Circulating device for preventing low-temperature cooling water from generating condensate water |
| 02/09/2011 | CN201733842U Special tongue pressing head for polypropylene fiber filtering rod |
| 02/09/2011 | CN201733841U Opening mechanism of filtering tip rod filament bundle |
| 02/09/2011 | CN101969797A Tobacco smoke filter |
| 02/09/2011 | CN101969796A Apparatus and method for forming a rod for a smoking article |
| 02/09/2011 | CN101966011A Tar-reducing and fragrance-increasing method for cigarette filter stick and application thereof |
| 02/09/2011 | CN101966010A Health cigarette for improving function of human brain and preparation method thereof |
| 02/09/2011 | CN101653292B Twin-core multi-filtration cigarette holder |