Paper making and fiber liberation inventions 08/09

20090211717 - Part for producing castings and process of making the same: A process of producing a part for casting including the step of preparing a raw material slurry containing inorganic fibers, organic fibers, a thermosetting resin, a papermaking binder, and a sulfonate-based and/or a cellulose-based dispersant. The raw material slurry preferably further contains an inorganic powder and/or a water repellant.... Agent: Birch Stewart Kolasch & Birch

20090211718 - Fibrous support intended to be impregnated with liquid: Fibrous support intended to be impregnated, the fibers of which are formed 100% of cellulose fibers, characterized in that it presents, before creping or embossing, a wet traction strength of over 2.4 N/15 mm in the cross-machine direction, a water absorption capacity of at least 300% and contains less than... Agent: Heslin Rothenberg Farley & Mesiti Pc

20090211719 - Retention and drainage in the manufacture of paper: A method of improving retention and drainage in a papermaking process is disclosed. The addition of an associative polymer, a poly(vinylamine) and optionally a siliceous material to the papermaking slurry to improve retention and drainage is disclosed. Additionally a method to improve retention and drainage comprising addition of an organic... Agent: Hercules Incorporated

20090211720 - Composite materials, method for their preparation, and use in paper and board manufacturing: The invention relates to a composite material based on water-insoluble polysaccharide. The composite material includes particles of at least one light scattering material, the surface of which is essentially covered by at least one water-insoluble polysaccharide material. The invention also relates to a method for the preparation of the composite... Agent: Cantor Colburn, LLP

20090211721 - Method and arrangement for feeding chemicals into a process stream: An apparatus for feeding one or more chemicals into a process stream of a papermaking process is disclosed, as well as a method of utilizing the apparatus for feeding one or more chemicals into a process stream is disclosed.... Agent: Michael B. Martin Nalco Company

20090211722 - Belt and method of making a belt for a paper making machine: Belt and method of making a belt for a paper making machine. The belt includes a flat woven material having a top side surface and a bottom side surface and two terminal ends separated in a machine direction. Folds formed in the flat woven material are separated in the machine... Agent: Greenblum & Bernstein, P.L.C

20090211723 - Pressure hood with removable seal assembly: A pressure hood with a pressure hood body to be used in conjunction with especially a heated cylinder in a machine for the production and/or conversion of a fibrous web, especially a paper-, cardboard- or tissue web, and a seal assembly to seal said pressure hood body against the cylinder,... Agent: Taylor & Aust, P.c.

20090205794 - Method for the production of tissue paper: A method for the production of a tissue paper web, which is produced from a pulp suspension comprised of fibers, the pulp suspension having a refining degree of less than 21°SR and being of such condition that it is possible to produce from said pulp suspension a laboratory sheet according... Agent: Taylor & Aust, P.C.

20090205795 - Combined process of peroxide bleaching of wood pulps and addition of optical brightening agents: A process for improving optical properties of high-yield pulp (HYP) for producing paper products with superior brightness. Optical brightening agents (OBAs) can effectively improve the optical properties of high-yield pulp (HYP). The present process involves incorporating the OBAs into the alkaline peroxide bleaching process. By combining peroxide bleaching with an... Agent: Ralph A. Dowell Of Dowell & Dowell P.C.

20090205796 - Apparatus and method for correcting basis weight measurements using surface topology measurement data: An apparatus and method for correcting an areal weight measurement of a stretchable web using surface topology measurement data is disclosed. Areal weight may comprise a basis weight or a water weight. The apparatus measures a surface of the stretchable web with a basis weight measuring device to obtain a... Agent: Anthony Miologos Honeywell International Inc.

20090205797 - Forming fabric with extended surface: A fabric for an advanced dewatering system having a woven fabric, the woven fabric having a paper side and a roll side, the paper side having a paper side surface and the roll side having a roll side surface and a polymer material. The polymer material is deposited onto the... Agent: Taylor & Aust, P.C.

20090199985 - Cationized pva as a sizing component in wet chop processing: The catonized sizes poly vinyl alcohol and hydroxy celluloses are used in the manufacture of wet chop to improve product quality, cut cost and reduce the expenses incurred disposing of whitewater.... Agent: Nexsen Pruet, LLC

20090199986 - Methods and devices for the production of tissue paper, and web of tissue paper obtained using said methods and devices: The invention relates to a method for the production of a web of tissue paper, comprising the steps of: depositing a layer of an aqueous suspension of papermaking fibers on at least one forming fabric; reducing the water content of said layer until the amount in weight of the fibers... Agent: Mcglew & Tuttle, PC

20090199987 - Method for dewatering and a dewatering apparatus: This invention relates to a dewatering apparatus, in particular a paper machine or a paperboard machine, for the adjustable, and controllable dewatering of a fibrous material, which is conveyed as a fibrous web that can be divided into at least two zones arranged side by side in a cross direction... Agent: Taylor & Aust, P.C.

20090199988 - Press fabric for a machine for the production of web material: The invention relates to a press fabric, especially a press felt, for a machine for the production of a fibrous web, especially paper or cardboard, which is fluid permeable and which includes an elastomer polymeric material. The invention is characterized in that the total weight component of the elastomer polymeric... Agent: Taylor & Aust, P.C.

20090199989 - Device and method for surface processing webs of paper and similar endless non-wovens by means of a heatable roller: A roller for thermal pressure treatment of web-type media such as paper or non-wovens, provided with an inner heating system and comprising a base body made of hardened and tempered wrought steel or alloyed cast iron, an intermediate layer applied to the surface thereof and a hard wearing layer applied... Agent: Fish & Richardson P.C.

20090199990 - Device for threading a processing installation, such as a dryer: A device for feeding web material through a processing installation comprises a conveyor belt which has a first segment and a second segment. An opening roller and a guiding surface are adapted for unfolding the conveyor belt by means of separating the first and second segments. A spreader roll is... Agent: Nixon & Vanderhye, PC

20090199985 - Cationized pva as a sizing component in wet chop processing: The catonized sizes poly vinyl alcohol and hydroxy celluloses are used in the manufacture of wet chop to improve product quality, cut cost and reduce the expenses incurred disposing of whitewater.... Agent: Nexsen Pruet, LLC

20090199986 - Methods and devices for the production of tissue paper, and web of tissue paper obtained using said methods and devices: The invention relates to a method for the production of a web of tissue paper, comprising the steps of: depositing a layer of an aqueous suspension of papermaking fibers on at least one forming fabric; reducing the water content of said layer until the amount in weight of the fibers... Agent: Mcglew & Tuttle, PC

20090199987 - Method for dewatering and a dewatering apparatus: This invention relates to a dewatering apparatus, in particular a paper machine or a paperboard machine, for the adjustable, and controllable dewatering of a fibrous material, which is conveyed as a fibrous web that can be divided into at least two zones arranged side by side in a cross direction... Agent: Taylor & Aust, P.C.

20090199988 - Press fabric for a machine for the production of web material: The invention relates to a press fabric, especially a press felt, for a machine for the production of a fibrous web, especially paper or cardboard, which is fluid permeable and which includes an elastomer polymeric material. The invention is characterized in that the total weight component of the elastomer polymeric... Agent: Taylor & Aust, P.C.

20090199989 - Device and method for surface processing webs of paper and similar endless non-wovens by means of a heatable roller: A roller for thermal pressure treatment of web-type media such as paper or non-wovens, provided with an inner heating system and comprising a base body made of hardened and tempered wrought steel or alloyed cast iron, an intermediate layer applied to the surface thereof and a hard wearing layer applied... Agent: Fish & Richardson P.C.

20090199990 - Device for threading a processing installation, such as a dryer: A device for feeding web material through a processing installation comprises a conveyor belt which has a first segment and a second segment. An opening roller and a guiding surface are adapted for unfolding the conveyor belt by means of separating the first and second segments. A spreader roll is... Agent: Nixon & Vanderhye, PC

20090194243 - Method for treating lignocellulosic materials: The present invention is a method for producing a pulp from a fibrous lignocellulose material or source using a treatment or pretreatment step which exposes the material to oxalic acid derivatives, particularly dialkyl ester derivatives, particularly in the vapor phase. Once treated, the material may be refined using any one... Agent: Quarles & Brady LLP

20090194244 - High basis weight tad towel prepared from coarse furnish: Kitchen roll toweling having surprising softness, absorbency and bulk is formed from a furnish comprising long cellulosic fiber having: (i) average weight-weighted fiber length of at least 2.5 mm; coarseness at least 15.5 mg/100 mm; and a Canadian Standard freeness of at least 600 ml combined with (ii) short cellulosic... Agent: Patent Group Ga030-43 Georgia-pacific LLC

20090194245 - Papermaking clothing defining a width of a paper web and associated system and method: A clothing for supporting a wet paper web for dewatering is provided, comprising a dewatering fabric extending in a machine direction and formed only from a woven material to have a single, substantially consistent, permeability. A pair of laterally-spaced strip portions extend along the dewatering fabric in the machine direction,... Agent: Alston & Bird LLP