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| Number | Title | Issue Date |
| 7934511 | Processing of tobacco materials containing a proportion of tobacco fines The invention relates to a method of processing tobacco fines, whereby the tobacco preparation for producing smoking articles from an initial material to be processed, which contains tobacco fines and tobacco material, is subjected to an increased mechanical pressur... | 05/03/2011 |
| 7337782 | Process to remove protein and other biomolecules from tobacco extract or slurry A process is disclosed for removing proteins and other undesirable biomolecules from tobacco extract or slurry via foam fractionation, thereby concentrating the tobacco extract or slurry. The tobacco extract or slurry is treated and modified prior to being subjected... | 03/04/2008 |
| 7308898 | Process for making a bandcast tobacco sheet and smoking article therefrom A bandcast tobacco sheet for use in a cigarette includes from about 5 to 15% by weight of wood pulp, from about 15 to 40% by weight of binder and from about 15 to 40% by weight of tobacco. A humectant may be included up to 30% by weight and an additive, such as ment... | 12/18/2007 |
| 7300394 | Method and device for producing a filter rod Method and device for producing a filter rod. The method includes melting at least one first type of filter material, pressing the at least one first type of filter material through at least one nozzle, depositing the at least one first type of filter material on a ... | 11/27/2007 |
| 7048211 | Flexible processing apparatus for isolating and purifying viruses, soluble proteins and peptides from plant sources A flexible automated apparatus for isolating and purifying viruses, proteins and peptides of interest from a plant material is disclosed, the apparatus being applicable for large scale purification and isolation of such substances from plant material. The flexible a... | 05/23/2006 |
| 6906172 | Flexible processing apparatus for isolating and purifying viruses, soluble proteins and peptides from plant sources A flexible automated apparatus for isolating and purifying viruses, proteins and peptides of interest from a plant material is disclosed, the apparatus being applicable for large scale purification and isolation of such substances from plant material. The flexible a... | 06/14/2005 |
| 6807969 | Method for processing reconstituted tobacco A method of processing reconstituted tobacco which reduces the attrition of reconstituted tobacco and increases the capacity of a primary processing facility by bypassing several conventional primary processing steps. This improved process allows reconstituted tobac... | 10/26/2004 |
| 6679270 | Reduction of nitrosamines in tobacco and tobacco products A method for reducing the content of nitrosamines (e.g., N'-Nitrosonornicotine, 4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone, N'-Nitrosoanatabine, and N'-Nitrosoanabasine) in tobacco is provided. In one embodiment, the method includes combining tobacco ... | 01/20/2004 |
| 6595216 | Method of cutting sheets of reconstituted tobacco A process of cutting reconstituted tobacco includes (1) rolling up single sheets of reconstituted tobacco into a plurality of single sheet rolls of reconstituted tobacco, unrolling said sheets and wherein the unrolled sheets are laid on top of one another... | 07/22/2003 |
| 6571803 | Method for gumming a reconstituted tobacco leaf The present invention relates to a reconstituted tobacco leaf coated with a stripe of adhesive along one of its margins, the linear mass of the stripe of adhesive being greater than 70 mg/m in the dry state. The invention also provides a method of deposit... | 06/03/2003 |
| 6499490 | METHOD FOR PRODUCING A HEAT-IRREVERSIBLY COAGULATED GLUCAN SHEET CONTAINING A LEAF TOBACCO EXTRACT AND METHOD FOR PRODUCING A TOBACCO FLAVOR-GENERATING MEDIUM USING A HEAT-IRREVERSIBLY COAGULATED GLUCAN SHEET A leaf tobacco extract or a concentrate thereof is used as a dispersion medium, which is mixed with powder of a heat-irreversibly coagulating glucan and a dispersion interference-preventing agent including an organic acid. The resultant mixture is stirred... | 12/31/2002 |
| 6216706 | Method and apparatus for producing reconstituted tobacco sheets An apparatus and method for drying reconstituted tobacco sheets includes positioning a steam box below an endless conveyor belt. A slurry is cast onto the conveyor belt and conveyed over a steam box before entry into a drying apparatus. The steam box func... | 04/17/2001 |
| 6182670 | Low-density tobacco filler and a method of making low-density tobacco filler and smoking articles therefrom A low-density filler material for cigarettes from either a low-density tobacco composition or an extruded grain or starch composition. The low-density tobacco composition and a method of making the low-density tobacco composition by extruding a mixture of... | 02/06/2001 |
| 6109272 | Method for producing a tobacco flavor-tasting article A tobacco flavor-tasting article is manufactured by preparing a heat-irreversibly coagulated glucan sheet containing a tobacco extract. The glucan sheet is prepared by preparing a sheet-like material from a high viscosity aqueous dispersion containing the... | 08/29/2000 |
| 6026820 | Cigarette for electrical smoking system A novel cigarette adapted for use in an electrical cigarette system comprising a tobacco rod having filled and unfilled tobacco rod portions and being arranged so that electrical heater elements may overlap the filled and unfilled tobacco rod portions. Th... | 02/22/2000 |
| 5947128 | Method for making a reconstituted tobacco sheet using steam exploded tobacco A process to improve the smoke quality and mechanical properties of reconstituted tobacco is accomplished by adding tobacco materials to an aqueous solution containing ammonium salts and urea. The resulting first tobacco slurry is then pressurized under s... | 09/07/1999 |
| 5908034 | Method for making a band cast reconstituted tobacco sheet using steam exploded tobacco A process for improving smoke quality and mechanical properties of a cast reconstituted tobacco sheet is accomplished by adding tobacco materials to an aqueous solution containing ammonium salts and ammonium hydroxide. The resulting first tobacco slurry i... | 06/01/1999 |
| 5765570 | Reconstituted tobacco product A process for the manufacture of a reconstituted tobacco product wherein the process comprises extraction of tobacco furnish with an aqueous solvent in the presence of at least one ammonium salt or urea or a urea derivative or a mixture of urea or a urea ... | 06/16/1998 |
| 5715844 | Tobacco reconstitution process The process of the present invention involves extracting components from a tobacco material or other plant material using a solvent having an aqueous character to provide separately an aqueous tobacco extract and a water insoluble tobacco portion. The ins... | 02/10/1998 |
| 5697385 | On-line basis measurement system for control of tobacco cast sheet A real-time cast sheet weight monitoring and control system in which the weight of a cast base sheet of wet laid tobacco slurry as well as the weight of a composite tobacco cast sheet formed by applying dry granular tobacco to the wet laid cast sheet prio... | 12/16/1997 |
| 5584306 | Reconstituted tobacco material and method of its production Reconstituted tobacco sheet having improved homogeneity and wet and dry tensile strength are produced by a process including mixing a water-soluble polysaccharide and a humectant under a first high shear; subjecting the resulting aqueous binder compositio... | 12/17/1996 |
| 5533530 | Tobacco reconstitution process The process of the present invention involves extracting components from a tobacco material or other plant material using a solvent having an aqueous character to provide separately an aqueous tobacco extract and a water insoluble tobacco portion. The ins... | 07/09/1996 |
| 5479949 | Sheet material for a smoking product incorporating an aromatic substance A process and sheet material made therefrom, for preparation of a sheet material intended for the manufacture of smoking products such as cigars, cigarettes, or similar products, in which aromatic substances or preparations intended not to be released unt... | 01/02/1996 |
| 5377698 | Reconstituted tobacco product A process for the manufacture of a reconstituted tobacco product wherein the process comprises extraction of tobacco furnish with an aqueous solvent in the presence of at least one ammonium salt or urea or a urea derivative or a mixture of urea or a urea ... | 01/03/1995 |
| 5360024 | Relating to polymer viscosity and application of such polymers This invention relates to methods of increasing the viscosity of a dispersion containing an alginate by subjecting the dispersion to high shear, such as the shear in a laboratory valve homogeniser. The viscosity of the dispersion increases within the rang... | 11/01/1994 |
| 5327917 | Method for providing a reconstituted tobacco material The present invention relates to a method for providing a reconstituted tobacco material. The method includes contacting tobacco material dispersed in a liquid having an aqueous character with a humectant or binding agent or both under high shear mixing c... | 07/12/1994 |
| 5325877 | Tobacco reconstitution process The invention relates to a process for collecting dispersed plant material particles during the formation of a reconstituted plant material, such as a reconstituted tobacco material. The process involves extracting components from a plant material using a... | 07/05/1994 |
| 5322076 | Process for providing tobacco-containing papers for cigarettes A tobacco-containing paper is provided using a reconstituted tobacco material as a component thereof. A reconstituted tobacco material, provided using papermaking techniques from a refined tobacco pulp, is refined into a pulp form and provided as a slurry... | 06/21/1994 |
| 5203354 | Restructured tobacco dryer An apparatus and method for manufacturing reconstituted tobacco sheet in which a tobacco containing slurry is metered on to the outer surface of a rotating heated cylindrical dryer and then, after sufficient drying, is removed from the cylindrical dryer.... | 04/20/1993 |
| 5148821 | Processes for producing a smokable and/or combustible tobacco material Smokable and/or combustible tobacco material is provided by altering the character of tobacco material. Tobacco material is extracted using a solvent to provide a tobacco extract within the solvent and an extracted tobacco material. The extracted tobacco ... | 09/22/1992 |
| 5097851 | Tobacco sheet and method and apparatus for the production of a tobacco sheet With the present invention a tobacco sheet or foil is proposed which has an elevated filling force and consists of tobacco particles, water, binders and moisturizers, and relatively gas-impermeable, in particular surface-sealed cover layers being connecte... | 03/24/1992 |
| 5078156 | Method and apparatus for producing sheet tobacco A sheet tobacco producing apparatus comprises a mixer, a kneader, a crusher, and a shaping machine. The mixer mixes tobacco chips with auxiliary substances including water, to produce wet round pieces. The kneader has a pair of rollers for kneading the we... | 01/07/1992 |
| 5007440 | Process for providing smokable material Processed smokable materials are provided by forming a slurry of combustible material (e.g., a carbonaceous material) in an aqueous liquid. The slurry then is contacted with a foaming agent which includes a mixture of a surfactant and a polymeric film-for... | 04/16/1991 |
| 4991599 | Fiberless tobacco product for smoking and chewing A dried, concentrated fiberless aqueous extract of cured tobacco leaves suitable for smoking or chewing and a process for producing same.... | 02/12/1991 |
| 4987906 | Tobacco reconstitution process Reconstituted tobacco has phosphate salts incorporated therein. Tobacco is extracted with water to yield an insoluble portion and an aqueous portion containing water soluble tobacco components. The aqueous portion is adjusted to a pH of about 7, and conta... | 01/29/1991 |
| 4981522 | Thermally releasable flavor source for smoking articles A flavor source to be used as a thermally releasable flavorant for smoking articles that do not combust tobacco. The material includes tobacco particles, an aerosol precursor that forms an aerosol upon exposure to heat, and a filler material that absorbs ... | 01/01/1991 |
| 4972854 | Apparatus and method for manufacturing tobacco sheet material An apparatus and method for manufacturing tobacco sheet material comprising the steps of acoustic mixing with ultrasonic vibration a slurry containing tobacco components and forming sheets of tobacco material by casting the slurry after acoustic mixing. A... | 11/27/1990 |
| 4962774 | Tobacco reconstitution process Reconstituted Tobacco has ammonia incorporated therein. Tobacco is extracted with water to yield an insoluble portion and an aqueous portion containing water soluble tobacco components. The aqueous portion is contacted with ammonia to yield an ammoniated ... | 10/16/1990 |
| 4924887 | Tobacco rods and filters Tobacco containing cigarette filter plugs comprise strands of tobacco material which are bound with an activated binding agent. The filter plugs exhibit good firmnless and integrity, and provide cigarettes exhibiting a unique tobacco taste. Filter plugs a... | 05/15/1990 |
| 4893639 | Densified particulate materials for smoking products and process for preparing the same The present invention is directed to densified particulate materials and to a process of preparing such materials. The present invention is also related to cigarette-type smoking articles utilizing the densified particulate materials of the present invention a... | 01/16/1990 |
