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| Number | Title | Issue Date |
| 7624740 | Controlled ventilation air curing system A tobacco curing enclosure includes roof vents, sidewall fan assemblies with heaters, a humidity augmentation system, and internal air circulation devices. Internal temperature and humidity monitors are connected with a control system for the fans, vents, heaters, h... | 12/01/2009 |
| 7377280 | Tobacco curing barn A facility and method steps for air curing tobacco in an enclosure include hanging the tobacco in the enclosure-having at least one vertically arranged air duct positioned in a central portion of the enclosure, at least one in-line fan positioned in a vertical porti... | 05/27/2008 |
| 7320326 | Method for the treatment of tobacco In a process for the treatment of tobacco, in particular Burley tobacco, the tobacco, which is preferably in the form of leaf tobacco, is treated with a casing, which preferably contains sugar. A thermal treatment of the casing-treated tobacco with saturated steam f... | 01/22/2008 |
| 7030387 | Continuous moisture getter for solid state detector A nuclear camera system (10) includes a gantry (22, 23) disposed about an examination region (17) having detector heads (15 a,b,c) mounted to the gantry. The detector heads (15) include an enclosure (30, 34, 54, 56) d... | 04/18/2006 |
| 6931758 | Method of controlling moisture of material and apparatus therefore An apparatus for carrying out a method of controlling the moisture of tobacco material comprises a hollow rotating cylinder (6) having an inlet (4) and an outlet (8) for tobacco material, and a feeding device for supplying a moist air flow into ... | 08/23/2005 |
| 6880814 | Process gas conditioning for tobacco dryers The invention relates to process gas conditioning for tobacco dryers. In particular, it relates to a device for conditioning dryer which includes a vaporization unit with a chamber for introducing and vaporizing water to be added to the process gas, wherein the vapo... | 04/19/2005 |
| 6718988 | Pressurized tobacco drying process This invention describes a pressurized drying process particularly useful for changing the aroma of Burley tobacco, and the taste and flavor of cigarettes comprising such processed tobacco. Burley tobacco is treated in a pressurized dryer at temperatures of 120° C.... | 04/13/2004 |
| 6502581 | Method and device for regulating the output humidity of tobacco The invention relates to a method and device for regulating the output moisture content of tobacco conditioned by a loosening/conditioning and optionally casing (saucing) drum comprising injecting a throughflow of water into the infeed region of the drum ... | 01/07/2003 |
| 6425401 | Method of treating tobacco to reduce nitrosamine content, and products produced thereby A method of treating tobacco to reduce the content of, or prevent formation of, harmful nitrosamines which are normally found in tobacco is disclosed. The method includes the step of subjecting at least a portion of the plant, while the portion is uncured... | 07/30/2002 |
| 6298857 | Hand held portable cigar humidor A hand held portable humidor including an upper housing and a telescopically interfitting lower housing, with a ridge structure integrally formed on the upper housing and adapted to secure both a cigar cutter and a belt clip mechanism to the upper housing... | 10/09/2001 |
| 6202649 | Method of treating tobacco to reduce nitrosamine content, and products produced thereby A method of treating tobacco to reduce the content of, or prevent formation of, harmful nitrosamines which are normally found in tobacco is disclosed. The method includes the step of subjecting at least a portion of the plant, while the portion is uncured... | 03/20/2001 |
| 6155269 | Method for regulating the output humidity of tobacco The invention relates to a method and device for regulating the output moisture content of tobacco conditioned by a loosening/conditioning and optionally casing (saucing) drum comprising injecting a throughflow of water into the infeed region of the drum ... | 12/05/2000 |
| 6089237 | Electronic humidor A device and method are provided for generating moisture in a humidor and regulating the internal humidity of the humidor. The device includes a thermoelectric module, a cold plate, and a heatsink (that may comprise the humidor housing). Energizing the th... | 07/18/2000 |
| 6053175 | Method for treating smoking article A method for treating a formed tobacco product/smoking article is disclosed. The method includes a two phase process. The first phase involves exposing the formed tobacco product to aromatic extracts to introduce vapor of the extracts to an interior of th... | 04/25/2000 |
| 6047701 | Tray with grooves and slots for recirculation of moist air for a humidor in operation The present invention comprises a tray with grooves and slots for recirculation of moist air for a humidor in operation, intended to conserve products, typically cigars, fresh and in their natural state. These grooves or channels are substantially paralle... | 04/11/2000 |
| 5755238 | Method and apparatus for low residence time redrying of tobacco A method and apparatus is given for a low residence time redrying of strip tobacco. The apparatus thoroughly and evenly dries and cools the tobacco consistently through the entire tobacco bed as it passes through the dryer and cooler. The apparatus utiliz... | 05/26/1998 |
| 5692317 | Method and facility for dehydrating plants particularly, for dehydrating forage A method and a facility for dehydrating plants, particularly for dehydrating forage. The method consists in introducing the forage to be dehydrated in a drier with a retention time and a temperature that are suitable to achieve the at least partial drying... | 12/02/1997 |
| 5657770 | Apparatus for storing cigarettes or the like In order to maintain the quality of cigarettes in a cigarette storage chamber (10), the latter is arranged in a housing (16) which is closed on all sides. Constant climatic conditions which are appropriate for maintaining the quality of the cigarettes are... | 08/19/1997 |
| 5638834 | Treatment of hygroscopic material An apparatus for providing a water vapor-air mixture for treating a hygroscopic material having a mixing chamber, supply for providing air to the mixing chamber at a temperature in the range of 0° C. to 80° C. and at a pressure in the range of 1 to 3 ba... | 06/17/1997 |
| 5431175 | Process for controlling wet bulb temperature for curing and drying an agricultural product The present invention entails a process for curing and drying tobacco and other related agricultural products. A three-mode controller having proportional, integral and derivative functions is utilized to actuate an inlet damper associated with a curing a... | 07/11/1995 |
| 5383479 | Process for adjusting the moisture content of tobacco A process for reordering tobacco wherein tobacco is contacted with an air stream having a relative humidity near the equilibrium conditions of the tobacco. As the OV content of the tobacco increases, the relative humidity of the air stream contacting the ... | 01/24/1995 |
| 5373861 | System and method for casing tobacco A continuous casing system is provided for bringing air dried tobacco in case. The system includes a greenhouse structure and at least one casing bay defined within the greenhouse. The casing bay is defined by appropriate structural members which are spac... | 12/20/1994 |
| 5339837 | Drying process for increasing the filling power of tobacco material In a drying process for increasing the filling power of tobacco material, the cut and moistened tobacco material is conveyed in a drying gas flow, dried within a tubular drying section and subsequently separated from the drying gas. The drying gas has at ... | 08/23/1994 |
| 5323791 | Apparatus for processing dried whole cloves An apparatus for conditioning whole dried cloves, including a trough, for inputting a quantity of whole dried cloves into the trough, the trough having a top and a bottom, and a fully flighted screw conveyor for transporting a quantity of whole cloves the... | 06/28/1994 |
| 5299583 | Method of and apparatus for separating fragments of tobacco ribs from shredded tobacco A mixture of unsatisfactory fragments of tobacco ribs and shreds of tobacco leaf laminae and/or tobacco ribs which are bonded to each other and/or are clumped together and/or crimped is treated to loosen the coherent and/or clumped shreds and/or uncrimp i... | 04/05/1994 |
| 5279312 | Method for processing dried whole cloves A continuous method for processing dry whole cloves into particles suitable for inclusion in cigarettes comprising steps of: a) raising the moisture content of the whole dried cloves by (i) providing said cloves in a heat conducting receptacle, and (ii) s... | 01/18/1994 |
| 5125420 | Process for utilizing ethylene and heat to accelerate the yellowing of tobacco in a tobacco curing and drying process The present invention entails a method for curing and drying tobacco wherein the initial phase of the curing and drying process, that is the yellowing phase, is accelerated by the simultaneous application of ethylene and heat. In particular, the process o... | 06/30/1992 |
| 5103842 | Conditioning cylinder with flights, backmixing baffles, conditioning nozzles and air recirculation An apparatus and method for conditioning tobacco or other similar materials. In the preferred embodiment, a conditioning cylinder 200 comprises a plurality of flights 240, backmixing baffles 260, and ejection baffles 280, all mounted to the interior wall ... | 04/14/1992 |
| 5076293 | Process and apparatus for the treatment of tobacco material Process and apparatus for the treatment of tobacco material and other biological materials includes a mechanism comprising a dynamic seal having components having cooperating movable surfaces for sealing a treatment chamber that substantially prevents the... | 12/31/1991 |
| 5040550 | Tobacco treatment apparatus and process Dried tobacco leaves evenly spread by a vibrator, cleaned and sorted out, are directed through the opening of two converging cylinders, and tightly held on between two belts. Now, the belts carrying the leaves, enter into a hot wash basin full of warm wat... | 08/20/1991 |
| 5025813 | Method and apparatus for making tobacco shreds Bales or portions of bales of relatively dry compressed tobacco leaf laminae or ribs are heated microwaves, or in an to a temperature not less than 50° C., and are immediately admitted into a shredding machine without previous cooling and/or breaking up.... | 06/25/1991 |
| 4986286 | Tobacco treatment process Flavorful tobacco substances are provided by extracting tobacco with water, spray drying the resulting liquid tobacco extract, contacting the spray dried extract with a glycerine carrier, and subjecting the extract and carrier to a temperature above 150°... | 01/22/1991 |
| 4984587 | Rotary cylinder dryer and method of drying tobacco products The invention provides a rotary dryer for tobacco products comprising a cylinder arranged for rotation about an inclined axis and having means for feeding tobacco into one end of the drying cylinder and means for conveying dried tobacco from the other end... | 01/15/1991 |
| 4967769 | Combined feeder/conditioner An apparatus for feeding and conditioning tobacco which includes a housing into which steam is supplied to treat tobacco being uniformly conveyed therethrough and wherein the inlet and outlet to the housing include rotating vanes for allowing for the pass... | 11/06/1990 |
| 4945930 | Apparatus for expanding and/or drying particulate material Apparatus for the expansion of tobacco includes a substantially cylindrical container (10), conveyors for feeding tobacco into the container and jet nozzles or slits for introducing a heating medium in the form of steam and/or humid air into the container... | 08/07/1990 |
| 4898189 | Method of and apparatus for treating uncured tobacco Uncured tobacco leaves are heated by microwaves or in an electric high-frequency field prior to subdivision into ribs and strips. The strips are separated from the ribs, preferably with a stream of conditioned air, and are thereupon heated again and conde... | 02/06/1990 |
| 4856539 | Method of and apparatus for uniformizing the moisture content of tobacco The moisture content of the fillers of cigarettes is maintained at a preselected value by feeding to the stream building zone of the cigarette rod maker a flow of tobacco particles whose moisture content exceeds the desired value and with a surplus which ... | 08/15/1989 |
| 4788989 | Process for the temperature control of a drying apparatus for tobacco leaves A temperature control method of a cut tobacco leaves drying apparatus having a rotary hollow cylinder around which a plurality of heaters are mounted and in which the cut tobacco leaves are dried while they are carried along the rotational axis of the cyl... | 12/06/1988 |
| 4757830 | Tobacco conditioner Tobacco conditioning apparatus comprising a covered generally U-shaped trough containing an axially extending rotatable paddle assembly. Tobacco to be conditioned is introduced through an aperture in the cover at the inlet end, and the trough is mounted w... | 07/19/1988 |
| 4744375 | Process for forming flavor compounds in tobacco A tobacco treating process for forming favorable flavor compounds in a moisturized tobacco including the steps of introducing the moistened tobacco into a containing zone; introducing an ammonia source into the containing zone; heating the contained zone ... | 05/17/1988 |
