Paper making and fiber liberation inventions 03/09

20090078382 - Arrangement and method for treatment of cellulose pulp involving means for seal adjustment: A washing arrangement for washing and dewatering of cellulose pulp is disclosed, comprising a rotatable drum having a plurality of outer compartments defined by axial compartment walls distributed along the circumference of the drum, a stationary cylindrical casing that encloses the drum, whereby an annular space is defined between the... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090078383 - Fibrillated polypridobismidazole floc: The invention concerns a process for making a fibrillated polypyridobisimidazole floc comprising the steps of: cutting polypyridobisimidazole filaments to an average cut length of from about 0.5 to 10 mm; and applying energy to the polypyridobisimidazole filaments to produce a fibrillated floc having essentially the same average cut length after... Agent: Griffith John E E I Du Pont De Nemours And Company

20090078384 - Esterases from rumen: The invention provides polypeptides coding for new esterases from rumen. The invention also relates to functional fragments or functional derivatives thereof as well as to nucleic acids encoding the polypeptides of the invention, vectors and host cells containing said nucleic acids, a method for producing the polypeptides and the use... Agent: Klauber & Jackson

20090078385 - Procedure and apparatus in dry forming of fibre layer: The invention relates to a procedure and an apparatus in dry formation of a fibre layer, in which procedure fibre-containing air is passed through a forming wire (7) moving via a former (2) or an equivalent distributor unit and further through a suction box (8) or equivalent placed below the... Agent: Hoffmann & Baron, LLP

20090078386 - Electrode: An apparatus and method for sensing characteristics of a liquid are disclosed. The exemplary embodiment may have an electrode for transmitting electrical signals associated with characteristics of the liquid to and from the liquid. The electrode may have an aperture on the interior of the electrode with the aperture surface... Agent: Honeywell International Inc.

20090078387 - Method and apparatus for removing residual tissue from parent rolls: Cellulosic based cores used in manufacture of towel and tissue products can be effectively stripped of residual product with little damage to the core using a roll stripping air knife with a longitudinal air passageway having both primary discharge passages and interconnected auxiliary orifices, the auxiliary orifices are directed laterally... Agent: Patent Group Ga030-43 Georgia-pacific LLC

20090078388 - Papermaker's fabric to develop caliper and topography in paper products: A papermaker's fabric including at least one system of warp yarns interwoven with at least first and second systems of weft yarns, with the weft yarns of the first system of weft yarns having a vertical dimension that is greater than a vertical dimension of the weft yarns of the... Agent: Volpe And Koenig, P.C.

20090071615 - Continuous digester with fluid circulation: The arrangement concerns an improved design for at least one of the cooling, dilution and washing at the bottom of a continuous digester for the production of cellulose pulp. By arranging at least one extra strainer section above the lowermost strainer section, with the addition of washing fluid or dilution... Agent: Fasth Law Offices (rolf Fasth)

20090071616 - Method of upgrading biomass, upgraded biomass, biomass water slurry and method of producing same, upgraded biomass gas, and method of gasifying biomass: This method of upgrading a biomass comprises: an upgrading step for performing upgrading treatment of a cellulose based biomass with an oxygen/carbon atomic ratio of at least 0.5, in presence of water and under a pressure of at least saturated water vapor pressure, and reducing said oxygen/carbon atomic ratio of... Agent: Darby & Darby P.C.

20090071617 - Methods for improving the tear strength of mats: Methods for improving the tear strength in non-woven chopped strand mats during the manufacturing process of the mats are provided. In particular, the tear strength of the mat can be improved as the mat is being formed in response to current manufacturing conditions by the addition of a water soluble... Agent: Owens Corning

20090071618 - High-performance strength resins in papermaking industries: A composition comprising a functionalized water-soluble, cationic, thermosetting, cellulose reactive polymer with a doubly structured backbone that is the reaction product of: (a) a copolymerized (i) acrylamide component, (ii) cationic co-monomer component and (iii) at least one multifunctional crosslinking monomer component; and (b) a cellulose reactive agent component; such that... Agent: Cantor Colburn, LLP

20090071619 - Apparatus for distributing a pulp flow: An apparatus for distributing a pulp flow, said apparatus including: a valve body connected to an inlet conduit and an outlet conduit for the pulp flow and provided with a closing member for opening and closing the valve to regulate the pulp flow; a distribution member arranged in a direction... Agent: Nixon & Vanderhye, PC

20090065158 - Installation for implementing a method for producing paper pulp, lignins and sugars and production method using such an installation: The invention proposes an installation (10) in which the impregnation and fractionation of the raw material (MP) are conducted at atmospheric pressure, characterized in that it comprises means (18, 20) for transferring the raw material (MP) successively to a first treatment station (PT1) and a second treatment station (PT2), each... Agent: Young & Thompson

20090065159 - Chemical pulp treatment compositions and methods: The present invention relates to compositions and methods for treating pitch problems in chemical pulp by treating chemical pulp process water with a combination of a lipase and a peroxide source. The present invention also relates to compositions and methods for treating pitch problems in chemical pulp by treating chemical... Agent: Novozymes North America, Inc.

20090065160 - Methods of making two-sided cloth like webs: The present invention is generally directed to paper products having great softness and strength and methods of making the paper products. The paper products are formed from one or more paper webs that can be made according to various methods. In one embodiment, the paper web is an uncreped through-air... Agent: Dority & Manning, P.A.

20090065161 - Processes of making monohydrate form of magnesium ammonium phosphate and processes of making paper using same: Processes for producing the monohydrate form of magnesium ammonium phosphate in slurry from use of environmentally friendly reactants are described. Slurry containing the monohydrate form of magnesium ammonium phosphate can be fed directly to, and mixed with, paper making feedstock, such as feedstock for cigarette paper, without transformation of the... Agent: Buchanan, Ingersoll & Rooney PC

20090065162 - Controllable filler prefloculation using a dual polymer system: A method of preparing a stable dispersion of flocculated filler particles for use in papermaking processes comprises sequential addition of high and low molecular weight flocculating agents to an aqueous dispersion of filler particles followed by shearing of the resultant filler flocs to the desired particle size resulting in shear... Agent: Michael B. Martin Patent And Licensing Department

20090065163 - Kaolin products and their production: A particulate product comprising kaolin produced from a method wherein the kaolin of a feed suspension is such that not more than 30% by weight has a particle size less than 2 μm and not more than 30% by weight has a particle size greater than 10 μm, wherein the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090065164 - Cellulose-based fibrous materials: The present invention aims to provide cellulose-based fibrous materials for obtaining papers and sheets having low density, high surface quality, good size stability despite of high strength, and high opacity. Cellulose-based fibrous materials having external fibrils consisting of an assembly of scale-like microfibrils exhibit a higher fiber stiffness, a lower... Agent: Nixon & Vanderhye, PC

20090065165 - Scraper blade holding device with scraper blade carrier: The invention relates to a scraper blade holding device comprising a mounting unit into which a scraper blade is normally inserted. According to the present invention a scraper blade carrier, which has in its region projecting out of the mounting unit fastening means for a scraper blade, is inserted into... Agent: Collard & Roe, P.C.

20090065166 - Structured forming fabric and method: Forming fabric for making a bulky web. The fabric includes a machine facing side and a web facing side having pockets formed by warp and weft yarns. The pockets are defined by more than four sides on an upper plane of the web facing side. This Abstract is not intended... Agent: Greenblum & Bernstein, P.L.C

20090065167 - Structured forming fabric and method: Forming fabric for making a bulky web. The fabric includes a machine facing side and a web facing side comprising pockets formed by warp and weft yarns. A bottom of the pockets is formed by an exchange of the warp and weft yarns. A contact plane of the web facing... Agent: Greenblum & Bernstein, P.L.C

20090056888 - Process for loading a fibrous slurry with filler: A process to load a fibrous slurry with a filler, in particular with calcium carbonate (fiber loading). The loaded fibrous slurry is divided into at least two fractions, a light fraction and a heavy fraction, for which purpose hydrocyclones are used in one embodiment. In this case, the different fractions... Agent: Todd T. Taylor Taylor & Aust, P.C.

20090056889 - Detoxifying and recylcing of washing solution used in pretreatment of lignocellulose-containing materials: The invention relates to a process of detoxifying pretreated lignocellulose-containing material comprising washing the pretreated lignocellulose-containing material in a washing solution and treating the used washing solution to remove an enzyme inhibitor and/or an inhibitor of a fermenting organism before recycling the used washing solution.... Agent: Novozymes North America, Inc.

20090056890 - Digester wash extraction by individual screen flow control: A continuous digester comprises a wash zone having a plurality of individual wash screens disposed about an inner wall of the digester for the withdrawal of co-current downflow liquor from the wash zone. A conduit is connected in fluid communication between each of the wash screens and a collector for... Agent: International Paper Company

20090056891 - Array of paper towel products: Paper towel products, for example paper towel products, and arrays thereof associated with non-textual indicia, such as patterns, that are psychologically matched to intensive properties of the paper towel products; processes for making such an array of paper towel products, and marketing articles associated with displaying or advertising an array... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090056893 - Creping aid composition and methods for producing paper products using that system: The present invention relates to a creping aid composition comprising a film-forming semi-crystalline polymer and a vehicle system comprising a cationic polymer resin, a water soluble anionic film forming polymer, and water, wherein the net Mutek charge of the vehicle system is less than about −200 μeq/g solid and the... Agent: The Procter & Gamble Company Global Legal Department - Ip

20090056892 - Multiple ply paper product with improved ply attachment and environmental sustainability: The present disclosure is generally directed to a multiple ply tissue product that includes a first ply and a second ply. The first ply includes a first outwardly facing layer having hardwood fibers, a second layer having softwood fibers, and a third layer having at least about 10 percent by... Agent: Dority & Manning, P.A.

20090056894 - Tissue machine parent roll with a z-direction intensive property profile: The intrinsic tissue sheet properties of tissue sheets wound into a parent roll during manufacturing can be purposely varied in order to provide a z-directional gradient within the parent roll. For example, the moisture content of the tissue sheet can be made lower in the core region of the parent... Agent: Kimberly-clark Worldwide, Inc. Catherine E. Wolf

20090056895 - Method and a device for feeding pulp from a dewatering unit: A device for feeding cellulose-containing pulp from a dewatering unit, the dewatered pulp being discharged via an outlet included in the dewatering unit to a reception means positioned below the outlet, whereupon the pulp is transported to a stand pipe via an inlet included in the stand pipe, in which... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20090056896 - Aqueous dispersion of precipitated calcium carbonate starting from at least one dispersing agent comprising a compound carrying fluoride ions: d

20090056897 - Enhanced method for monitoring the deposition of organic materials in a papermaking process: A method for monitoring the deposition of one or more organic materials dispersed in an aqueous medium in a papermaking process comprising: measuring the rate of deposition of the organic materials from the aqueous medium on-to a quartz crystal microbalance having a top side contacting with the aqueous medium coated... Agent: Peter A. Dimattia Patent And Licensing Department

20090056898 - Highly acoustical, wet-formed substrate: This invention is an acoustic fiber-based substrate composed primarily of insulation-type spun fibers or blends of such fibers and wheel spun fibers. The fibers are bound with a water-dispersible latex binder, or an agri-binder such as starch in conjunction with cellulose fiber. The insulation-type spun fibers can be first quality... Agent: John M. Olivo Armstrong World Industries, Inc.

20090056899 - Belt for a machine for the production of web material, specifically paper or cardboard: The invention relates to a belt for a machine for the production of web material, especially paper or cardboard, including a carrying structure and a pattern of wear-resistant material on at least one side of the carrying structure. The invention further relates to a machine for the production of a... Agent: Taylor & Aust, P.C.

20090056901 - Condensation dryer fabric: Apparatus includes a multi-layer dewatering fabric and a dynamic condensation drying apparatus having a hot surface. The multi-layer dewatering fabric is arranged to sandwich a paper web onto the hot surface.... Agent: Greenblum & Bernstein, P.L.C

20090056900 - Process for producing papermaker's and industrial fabrics: The invention discloses herein the use of short wavelength infrared energy to selectively control the locations where thermal fusing or bonding takes place or does not take place in an industrial fabric. Also, the method involves forming a mushroom cap on the tail of a fiber/yarn or monofilament and also... Agent: Frommer Lawrence & Haug