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8865263 Papermaking additives for roll release improvement  
Compositions and methods for reduction in adhesion between wet paper web and roll surfaces in papermaking process are disclosed. The method is particularly useful for improvements in press section...
8808504 Cleaning apparatus  
A cleaning apparatus includes at least one cleaning nozzle that generates and directs a high-pressure liquid jet towards a point of impact on a surface, such as a conveyor belt having a drying...
8784613 Method and composition for enzymatic treatment of fiber for papermaking, and paper products made therewith  
A method is provided for controlling organic contaminants, such as xylans, pitch or both, that interfere with bleaching of fibers and/or cause other interference(s) in papermaking systems. The...
8784606 Method for reducing negative effects of adhesive contaminants in systems of substances comprising waste paper  
The invention relates to a method for reducing the negative effects of adhesive contaminants in the processing of waste paper, wherein an aqueous polymer dispersion comprising one component A and...
8778141 Hand-held apparatus for controlling the condition of a circulating band in a papermaking machine  
The invention relates to a hand-held apparatus for controlling the condition of a circulating band in a papermaking machine; the apparatus comprises a hand-held body which carries: a moisture...
8709210 Method and arrangement for fiber web machine, and software product  
The invention relates to a method in a fiber web machine. In the method, a fabric (12) included in the fiber web machine is used for supporting a web (14) produced by the fiber web machine....
8673118 Press device with an extended nip, a paper making machine and a method of operating a press device  
The present invention relates to a press device (1) that comprises an extended nip roll (2) and a counter roll (3). The extended nip roll (2) has a flexible jacket (4) and a support body (5)...
8657998 Method and apparatus for particulate removal from moving paper webs  
An apparatus for removing particulate-carrying air from a moving web. The moving web has a first side and a second side. The apparatus includes a NACA duct positioned in a non-contacting...
8574401 Apparatus for inserting or removing a clothing in an industrial machine  
An apparatus (24) for inserting an endless, flexible clothing (15) in or removing such a clothing from an industrial machine in which the clothing is arranged to run in an endless loop, comprising...
8551292 Methods for determining the degree of deposition of contaminants  
Herein provided are methods for determining deposition of contaminants significantly influencing machine runnability or product quality in manufacturing processes of pulp and paper, especially...
8524042 Method of treating paper forming wire surface  
A method for inhibiting resinous and sticky substances from filling or forming deposits on or within papermaking forming wire, by applying to said wire an effective inhibiting amount of a...
8388806 Hydrophobically modifed poly[ethylene glycol] for use in pitch and stickies control in pulp and papermaking processes  
Methods for inhibiting the depositions of organic contaminants from pulp in pulp and papermaking systems are disclosed. Hydrophobically modified poly[ethylene glycol] are added to the pulp or...
8372244 Process for the control of pitch  
The present invention relates to a process for the control of pitch in an aqueous medium by adding surface-reacted natural calcium carbonate or an aqueous suspension comprising surface-reacted...
8372245 Roll assembly for a fiber-web machine and method of attenuating vibration of a fiber-web machine roll  
A roll assembly (10) for a fiber-web machine has at least at one end thereof, with a bearing assembly (20) with a bearing housing, which bearing housing (18) has a flexible and attenuating...
8337667 Systems and methods for providing improved dewatering performance in a papermaking machine  
A doctoring system is disclosed for cleaning a moving surface in a papermaking machine, and the doctoring system includes a doctor blade and fluid assist system. The doctor blade is coupled to a...
8337666 Systems and methods for providing improved dewatering performance in a papermaking machine  
A doctoring system is disclosed for a papermaking machine wherein the doctoring system includes a doctor blade and a fluid assist means. The doctor blade is coupled to a doctor blade holder, and...
8303773 Machine for the production of tissue paper  
A method of producing a tissue paper web in a papermaking machine including the steps of forming the web on a skin, selecting a quality of the web, bypassing a dewatering apparatus, passing the...
8293074 Systems and methods for cleaning and conditioning a moving surface using cleaning apparatus with plate elements for mounting to doctor blade holders  
A cleaning apparatus is disclosed for processing a moving surface. The cleaning apparatus includes at least one pad that is coupled to a support shoe. The support shoe is attached to a first end...
8163135 Apparatus and method for pivotal mounting of a doctor blade assembly in a paper machine  
A paper machine doctor assembly includes a doctor blade and a blade holder holding the same and a support member mounted on the paper machine frame. An essential feature of the assembly is that a...
8147652 Paper machine belt conditioning system, apparatus and method  
A belt conditioning method, apparatus and paper machine employing the method and apparatus are provided. The belt method and apparatus include multiple conditioning devices using chemicals to...
8080132 Device for stabilizing a web  
The invention relates to a device (11) for stabilising the transport of a material web (12) on the upper face of an air-permeable machine clothing (10), in particular a fibrous web. The device is...
8070915 Static dewatering element for a web forming machine and a method for covering a static dewatering element designed for a web forming machine  
A static dewatering element (10) for a web forming machine has a thermally sprayed coating (26) manufactured of powder particles (34). The powder particles (34) are agglomerates composed of...
8052840 Pulping additives for a reduction of resin from Kraft pulp  
Compositions and methods for the removal of resin from wood chips processed in a Kraft pulping process are disclosed. The method is particularly useful for removing triterpene and triterpenoid resin.
7972479 Process for the control of pitch  
The present invention relates to a process for the control of pitch in an aqueous medium by adding surface-reacted natural calcium carbonate or an aqueous suspension comprising surface-reacted...
7972480 Apparatus for removing a broken pulp web from a pulp dryer  
The invention relates to an apparatus and a method for removing a broken pulp web from a pulp dryer. The apparatus includes a maintenance platform arranged at the first or the second end of the...
7951267 Enzymatic hydrolysis of a polymer comprising vinyl acetate monomer  
The invention relates to the use of certain lipolytic enzymes such as cutinases and lipases in the manufacture of paper and paper products from recycled paper. Examples of such enzymes are derived...
7943012 Protecting device for spraying equipment and method of protecting it and its surroundings  
A device for protecting a spraying equipment and surroundings in a paper or board machine, for applying a treatment medium onto a moving surface, comprises a protecting cover forming a single...
7918969 Composite construction for dewatering blades for a papermaking machine  
Dewatering blades for use in papermaking machines are assembled from two or more pre-finished sub-assemblies which are in turn mounted on a base member. Each sub-assembly comprises a holder,...
7918968 Apparatus for cleaning paper machine press fabrics on-the-run  
An apparatus is described for cleaning papermaking felt by applying a low concentration of a cleaning solution through the oscillating needle nozzles. The detergent is applied intermittently while...
7900330 Method and device for changing a fabric in a paper or board machine  
A device has two units placed one on top of the other, each unit comprising a first side frame (101), a second side frame (102) spaced from the first side frame, and a band (130) running between...
7871495 Device for removing liquid from a moving fabric or web  
A device for removing a liquid, dusty or solid substance from a moving fabric or web. A roll is placed transversely in relation to the moving fabric or web and arranged to rotate around a rotation...
7862688 Methods to control organic contaminants in fibers  
Methods to control organic contaminants in fibers are described. One method involves contacting the fibers with a composition containing water-soluble cellulose derivative and ester hydrolyzing...
7850823 Method of controlling adhesive build-up on a yankee dryer  
An improved method of controlling build-up of adhesive coating on a Yankee drying cylinder preferably includes intermittently: (a) increasing the add-on rate of resinous adhesive to the drying...
7850824 Apparatus for cleaning paper machine press fabrics on-the-run  
An apparatus is described for cleaning papermaking felt by applying a low concentration of a cleaning solution through the oscillating needle nozzles. The detergent is applied intermittently while...
7846297 Method and device in a dryer section of a fibre-web machine, such as a paper or board machine  
A hood (10) is located above a web forming section (12), a press section (14) and/or a dryer section and includes a ceiling (30), a back side wall, and a front side wall (44), which includes...
7824522 Headbox slice beam removal system and device  
An apparatus for the repair or maintenance of a papermaking headbox has two devices, one of which is used on the tending side and one of which is used on the drive side of the headbox. Each device...
7811415 Paper machine belt conditioning system, apparatus and method  
A belt conditioning method, apparatus and paper machine employing the method and apparatus are provided. The belt method and apparatus include multiple conditioning devices using chemicals to...
7799175 Passive sensor system for detection of wear problems in paper machine clothing  
A stratified press fabric for the press section of a paper machine having a passive sensor system for detecting wear in the press fabric. The lower (non-surface) layer(s) of the stratified press...
7754051 Roll cleaning apparatus  
A paper making machine may having heated rolls for making high clay content papers. A roll cleaning apparatus may be mounted to the paper making machine. The roll cleaning apparatus may have a...
7662259 Method for dewatering a fabric  
A method of dewatering a fabric includes contacting the fabric with an endless wicking substrate.
7608164 Fabric-crepe process with prolonged production cycle and improved drying  
A method of manufacturing absorbent sheet is directed to a wet-press/fabric-crepe process wherein add-on of adhesive to the Yankee surface is at relatively low levels, yet sheet transfer is...
7597782 Press stable method of cleaning paper machine press fabrics on-the-run  
A method of cleaning papermaking felt by applying a low concentration of a cleaning solution through the oscillating needle nozzles. The detergent is applied intermittently while paper is being...
7585393 Anti-staining agent for paper machine, and method for preventing stains using the same  
Provided is a paper machine contamination preventive agent that has high fixability to rolls and the like of a paper machine, that positively finds a silicone oil capable of imparting...
7578904 Enzymatic press felt treatment  
Methods for reducing or inhibiting deposition on or within press felts to increase the effective life of the press felt and reduce or eliminate the need for batch cleaning are disclosed. The...
7575658 Vacuum washer drum  
A vacuum drum washer is designed to enable the use of an end-draining drum for drum lengths exceeding 20 feet. The drum washer includes a cylindrical drum having a mesh screen defining an exterior...
7560009 Method and apparatus at a twin-wire press and also a twin-wire press  
The present invention relates to a method for machining of a surface (31) of a roll in a twin-wire press (2), comprising lower rolls (4, 6, 8, 25′), an endless lower wire (10), upper rolls (14,...
7534324 Felt and equipment surface conditioner  
Deposition of contamination by deposits of resinous material on paper making equipment is undesirable. This invention prevents or retards such contamination by treating the equipment, especially...
7531063 Method and apparatus for heating a roller  
A method and an apparatus for heating a roller used in the production and/or finishing of a web of material, particularly a paper web or paperboard web, are provided. According to the method, a...
7520960 Method for reducing slime production and mixture making the same  
A method for reducing a production of a build-up slime in a papermaking process is provided. The method includes steps of adding a dispersing agent into the papermaking material to obtain a first...
7507314 Vane intended for a headbox of a paper machine and method for ensuring the straightness of a vane  
A vane intended for a headbox of a paper machine or equivalent is moistened and enclosed in a vapor-proof package to ensure the straightness of the vane. At least a portion of the vane is made of...