Class 34/463 - Directing of gas or vapor

Subclass of Class 34 - Drying and gas or vapor contact with solids
Definition: Process wherein the location of application of the treating
No. of patents: 35
Last issue date: 04/13/2010

Number	Title	Issue Date
7694433	Web handling apparatus and process for providing steam to a web material A method for processing a web material having a machine direction and a cross-machine direction coplanar and perpendicular thereto is disclosed herein. The method incorporates the step of first directing a web material proximate to an air foil. Steam is then applied...	04/13/2010
7074458	Method of drying a web coated with a solution A coating device for coating a coating solution on a web has a roller and a weir which partially constructs a solution store space. In the solution store space the coating solution is stored. When the web sequentially moves in a direction, the roller rotates and the...	07/11/2006
6954994	Moisture removal mechanism A moisture removal mechanism comprises a drying zone through which product to be dried passes. A fluid circulation path is in fluid communication with the drying zone. A forced fluid feed device directs drying fluid to and from the drying zone, the fluid feed device...	10/18/2005
6901685	Method for drying washed objects A method for drying washed objects which is capable of drying the objects in a reduced period of time, effectively preventing contamination of the objects, and preventing energy loss. The apparatus for carrying on the method of drying washed objects includes a dryin...	06/07/2005
6799383	Multi-step fiber stripping A system and method are provided for stripping one or more optical fibers having multiple coatings, accomplished with multiple stripping steps or passes. As an example, each coating may be stripped relatively independently. Such stripping may be accomplished with mu...	10/05/2004
6785982	Drying apparatus and method for drying coated webs A method and apparatus for drying a coated web is taught that reduces dryer induced mottle. The apparatus comprises a plurality of ducts positioned in series within an enclosure, the coated web travelling through the enclosure in a direction of travel, each duct inc...	09/07/2004
6725569	Device and method for ventilating an offset pocket space in a papermaking machine The device (10) and method are used for ventilating an offset pocket space (12) located in a drying section of a papermaking machine by injecting air from a heated dry air supply inlet (11). The offset pocket space (12) is situated betwee...	04/27/2004
6706150	Method and arrangement of impingement for blowing compensation of a tendency of curling of a paper board web to be treated as well as a paper or board machine An air impingement arrangement and method for compensating for the curling tendency of a paper or board web which is being treated. Air impingement is disposed in connection with a paper or board process or with its finishing process and extends across the width of ...	03/16/2004
6591518	Integral expander support brackets for air knife drier cassettes A method and apparatus for is provided for supporting and connecting drier cassettes of an air knife type of drier. The drier cassettes exhaust air on traveling printed matter and are joined and supported by expander units that also exhaust air on the pri...	07/15/2003
6581301	Paper drying machine A paper drying apparatus to dry a paper web carried on a fabric sheet includes a first rotatable drum to carry a paper web. A second rotatable drum is positioned downstream of the first drum with respect to the paper web carried by the first and second ro...	06/24/2003
6513263	Ventilator for offset pocket and method of ventilating the same The ventilator is used to ventilate an offset pocket in the drying section of a papermaking machine. The papermaking machine comprises a row of spaced-apart upper drying rolls and a row of spaced-apart lower drying rolls. It also comprises two rows of spa...	02/04/2003
6491761	Process for removing stains from steel sheet in a continuous pickling line The present invention is directed to a mothod for preventing the formation of additional surface stains on destained steel sheet processed in a continuous pickle line operation....	12/10/2002
6473997	Method and drying section for dewatering a fibrous web The invention relates to a method and a drying section for dewatering a fibrous web (9), the drying section preferably being intended to dry fibrous webs in a paper machine, and the drying section comprising a number of drying cylinders (8), by which an i...	11/05/2002
6470598	Deckel edge profiler An adjustable deckel profiler is disclosed, for use in apparatus for drying a moving paper web. The profiler is a slidable member which interacts with impingement air to control and adjust the air against the moving web. Means are provided for adjusting a...	10/29/2002
6442864	Thermal equalizer A thermal equalizer for use in a paper web drying machine and process is disclosed. The equalizer is located at the junction of a crescent header and the associated nozzle box and its use results in a more uniform temperature and nozzle velocity in the cr...	09/03/2002
6372090	Method and apparatus for handling paper or cardboard webs A method and apparatus for producing paper or board, according to which the paper or board web is transferred continuously supported through a drying section of a paper or cardboard machine and both sides of the web are treated with a treating agent on a ...	04/16/2002
6365004	Method and apparatus for drying a paper web A method and apparatus effect drying of a paper web using a plurality of heated drying cylinders and at least one air impingement module having a hood. The paper web is brought into operative contact with the heated drying cylinders, and at least one of t...	04/02/2002
6195911	Process and apparatus for drying a plurality of dip-coated medicaments A process and apparatus for the gelatin coating of medicaments which includes a continuous conveyer system to advance a plurality of pallets through a loading station, at least one dipping station, at least one dryer station, a reorientation station and a...	03/06/2001
6189237	Process for drying a web Process and device for drying a moving web. The process includes vaporizing moisture in the web, creating a blanket of compressed air along a first surface of the web, and the blanket of compressed air directing the vaporized moisture in a direction from ...	02/20/2001
6134808	Gap drying with insulation layer between substrate and heated platen A gap drying system moves a substrate having a coated side and a non-coated side between a heated platen disposed on the non-coated side of the substrate and a condensing platen disposed on the coated side of the substrate. An insulation layer is disposed...	10/24/2000
6065225	Method and device for drying workpieces provided with a surface coating A method and a device for drying workpieces that have been provided with a fresh surface coating and are conveyed through a drying zone in a housing wherein hot air is applied to the workpieces to dry them. At least a fraction of the walls and/or built in...	05/23/2000
6018886	Effect of air baffle design on mottle in solvent coatings Apparatus for drying coated web material and preferably moving web material comprises a nozzle, means for supplying air to the nozzle and means to distribute the air through said nozzle substantially uniformly across the web width, said nozzle arcing from...	02/01/2000
6006444	Process and a device for reducing dust deposits on the drying hood or duct work of a paper machine The invention relates to a process for reducing dust deposits on the drying hood of a paper machine. It is primarily characterized by additional fresh air being blown over the upper side of the paper machine drying hood. The invention also relates to a de...	12/28/1999
5906862	Apparatus and method for drying a coating on a substrate A method and apparatus for coating and drying coated substrates without introducing significant surface imperfections while running at higher web speeds than known drying methods. The substrate is preferably coated within the drying enclosure or the coati...	05/25/1999
5862613	Paper machine and methods for drying a paper web A method and device for drying a paper web in a dryer section having a number of successive dryer groups with a single-wire draw, and being situated after a press section of the paper machine. Each dryer group includes contact-drying cylinders arranged in...	01/26/1999
5845415	Method for impingement drying and/or through-drying of a paper or material web A method and apparatus for impingement drying and/or through-drying of a paper or material web in which the web is dried by blowing hot air and/or superheated steam and/or equivalent from an impingement drying device in a direction substantially perpendic...	12/08/1998
5813133	Coated substrate drying system with magnetic particle orientation Drying a coated substrate which includes magnetic particles includes a condensing surface spaced from the substrate. This creates a longitudinal gap between the substrate and the condensing surface. Liquid is evaporated from the substrate to create a vapo...	09/29/1998
5694701	Coated substrate drying system A method and apparatus of drying a substrate uses a condensing surface located adjacent the substrate on the side of the substrate being dried. The liquid from the substrate is evaporated and then condensed on the condensing surface without applied convec...	12/09/1997
5581905	Coated substrate drying system A method and apparatus of drying a substrate uses a condensing surface located within 15 cm of the substrate on the side of the substrate being dried. The liquid from the substrate is evaporated and then condensed on the condensing surface without applied...	12/10/1996
5522157	Apparatus and method for drying stacks of sheet material Stacks (16) of sheet material are moved on a conveyor (12, 14) between air manifolds (18, 20) and guide pins (19, 21); so that, drying gas is directed between the sheets of the stacks to cause the stacks to expand to form fluffed stacks 28 through which a...	06/04/1996
4999927	Process and device for drying a liquid layer applied to a moving carrier material A process for drying a liquid layer which has been applied to a carrier material moving through a drying zone and which contains vaporizable solvent components and non-vaporizable components, wherein a drying gas flows in the longitudinal direction of the...	03/19/1991
4656756	Method for heat-treating textile material and tenter for carrying out method For a method for heat-treating textile material, and for a tenter for carrying out the method, it is proposed to control the textile web velocity as a function of the point on the treatment path at which the maximum deviation in the amount of energy spent...	04/14/1987
4516330	Method and apparatus for the drying section of a paper machine The surfaces of cylinders or fabrics moving in the press or drying section of a paper machine induce layers of air along with them, which layers of air produce positive and negative pressures at the pits or nips defined by the fabrics or web and the surfa...	05/14/1985
4365423	Method and apparatus for drying coated sheet material In the drying of sheet materials which have been coated with a layer, or with two or more superposed layers, of liquid coating composition, improved drying conditions which result in less formation of mottle are provided by the use of a foraminous shield,...	12/28/1982
4365424	Method for surface treatment of an endless textile structure An endless textile web is processed by passing it through an elongated tubular member defining a treatment zone which is disposed within a chamber. A jet of treatment air is directed against the web near the inlet end of the zone, the jet being directed a...	12/28/1982

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Class 34/463 - Directing of gas or vapor