Paper making and fiber liberation inventions 11/08

20080289782 - recovery process and system for a pulp mill: A method for burning chlorine-containing liquors in a chemical recovery boiler at a pulp mill, wherein the recovery boiler includes spent liquor sprayers for feeding spent liquor and a number of combustion air levels including: increasing a combustion temperature in the recovery boiler in a burning zone where a chlorine-containing... Agent: Nixon & Vanderhye, PC

20080289783 - Method of degumming cellulosic fibres: A process for producing dissolving pulp includes a degumming step using a degumming liquor which includes hydrogen peroxide and ammonia.... Agent: Edward Yoo C/o Bennett Jones

20080289784 - Method for treating a fibrous web downstream of slitting: The invention relates to a method for treating a fibrous web downstream of slitting. In the method, the finishing of a fibrous web for providing desired properties is performed by using one or more finishing units, at least one of which comprises a web processing apparatus provided with a metal... Agent: Alston & Bird LLP

20080289785 - Paper substrates containing an antimicrobial compound as well as methods of making and using the same: The invention relates to the papermaking art and, in particular, to the manufacture of paper substrates, paper-containing articles such as file folders, having improved reduction or inhibition in the growth of microbes, mold and/or fungus.... Agent: International Paper Company

20080289786 - Recording sheet with improved image waterfastness, surface, strength, and runnability: The present invention relates to a sizing or coating composition that, when applied to paper substrate, creates a substrate having improved waterfastness, surface strength, and surface strength as measured by resistance to abrasion. In addition, the present invention relates to paper substrates containing the composition, as well as methods of... Agent: International Paper Company

20080289787 - Paper and materials and processes for its production: Paper is made by providing an anionic aqueous emulsion of a size, usually a reactive anhydride size, and mixing it into a cellulosic suspension prior to drainage of the suspension to form a sheet which is then dried to provide paper (including paper board). The emulsion is preferably stabilised wholly... Agent: Marshall, Gerstein & Borun LLP

20080289788 - Method of drying mat products: The invention includes a method and system for generating electricity using a drive for the electrical generator that is powered by an engine that uses high pressure hot gases produced by combustion of a fuel and an oxygen bearing gas, using at least a portion of the electricity generated to... Agent: Robert D. Touslee Johns Manville

20080283206 - Method of measuring macro and micro stickies in a recycled sample containing pulp fibers: A method of measuring macro and micro stickies in a recycled sample containing pulp fibers is disclosed. The method includes forming a slurry of the recycled macro stickies and a liquid and using a first separation device to separate out the macro stickies and the pulp fiber while collecting the... Agent: Wilhelm Law Service, S.c.

20080283207 - 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 enzyme, for a sufficient time and in a sufficient amount to control the organic contaminants present in the fibers. This method is effective to reduce... Agent: Kilyk & Bowersox, P.l.l.c.

20080283208 - Press, method in a press and press element for a press: Press for a fibre web supported by a clothing, said press having first and second press elements that interact with each other in order to form an extended nip in a press zone for the clothing-supported fibre web, said first press element having: —a support; —a press body, being supported... Agent: Alston & Bird LLP

20080283209 - Rail for the compliant supporting of a mesh, and double mesh section: This invention relates to a rail for the compliant supporting of a mesh in the region of a double mesh zone of a double mesh section of a machine for producing a fibrous web, including a movable head rail, which extends transverse to the running direction of the mesh and... Agent: Todd T. Taylor Taylor & Aust, P.C.

20080277080 - Method for the genetic modulation of the biosynthesis of hemicelluloses, cellulose and uronic acids in plant cells using gene expression cassettes: P

20080277081 - Method and arrangement for impregnation of chips: A method and an arrangement for the impregnation of untreated chips during the manufacture of chemical pulp. The untreated chips are fed without preceding steam treatment into an impregnation vessel (10) that comprises an upper part (11) with a first area and a lower part (13) with a second area... Agent: Fasth Law Offices (rolf Fasth)

20080277082 - High pressure compressor and steam explosion pulping method: A steam explosion pulping method including: impregnating a cellulosic biomass feed material in a pressurized reactor vessel; discharging the impregnated feed material from the vessel to a high pressure compressor; elevating a pressure of the feed material in the compressor; discharging the pressurized feed material from the compressor to a... Agent: Nixon & Vanderhye, PC

20080277083 - Method of monitoring and inhibiting scale deposition in pulp mill evaporators and concentrators: A method of monitoring and inhibiting scale precipitation and deposition from spent liquor in pulp mill evaporators and concentrators is disclosed. The method includes connecting a black liquor deposition monitor to a pulp mill evaporator or concentrator and measuring the thermal conductivity on the outer surface of the monitor. A... Agent: Edward O. Yonter Patent And Licensing Department

20080277084 - Asa sizing emulsions for paper and paperboard: ASA sizing emulsions are described, as well as emulsifying agents containing starch and a terpolymer of acrylamide/quaternary ammonium compound/glyoxal, and an ASA blend that contains ASA and a co-surfactant blend of anionic surfactant and nonionic surfactant. Processes for sizing paper products with the emulsions are also described.... Agent: Kilyk & Bowersox, P.l.l.c.

20080277085 - Additive, use of said additive in paper or board production, a method of improving paper or board manufacturing and a method of improving paper or board product: An additive for paper or board production e.g. for decreasing pitch problems. The additive includes at least a component including fatty acid glycerides, preferably triglycerides, comprising a high percentage of unsaturated, preferably polyunsaturated, fatty acids. Raw or partly polymerized plant oil, such as sunflower oil, may be used.... Agent: Joann Villamizar Ciba Corporation/patent Department

20080277086 - Twin-wire press: A frame for a twin-wire press is disclosed including pairs of side members including upper and lower side members arranged on opposite sides of the press, between which upper and lower rolls are attached, a plurality of transverse beams arranged between the pairs of side members which themselves are sections... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080277087 - Screen cylinder: A screen cylinder comprising screen slots (3) and accept channels (8) for directing the portion penetrated the screen slots (3) to an accept side (9) of the screen cylinder (1) of the fibre pulp suspension fed into a feed side (10) of the screen cylinder (1). At least one feed... Agent: Alston & Bird LLP

20080271860 - Method and apparatus to distribute the inflow of liquors in batch digester: Method and apparatus for introducing liquors into a batch digester to produce enhanced or plug-flow of the liquors through the bed of cellulosic material. Wash out liquor can be introduced into the digester during the discharging of delignified cellulosic material in a manner to add wash out liquor into the... Agent: Design Ip, P.C.

20080271861 - Method for oxygen delignification of cellulose pulp by mixing of chemicals: The method is for the improved oxygen delignification of cellulose pulp with a medium consistency of 8-16%. The fraction of dissolved oxygen can be maintained at a high level throughout the process by the use of high pressure, greater than 15.0 bar, and by repeated agitative mixing while maintaining the... Agent: James Earl Lowe, Jr.

20080271862 - Tissue sheets having good strength and bulk: A method of making soft, strong, high bulk tissue is disclosed. The method includes pre-conditioning a wet web by straining the wet web in the cross-machine direction prior to transferring the wet web to a throughdrying fabric. The pre-conditioned web provides improved sheet softness and conforms more readily to the... Agent: Kimberly-clark Worldwide, Inc. Catherine E. Wolf

20080271863 - Method of manufacturing a hygiene paper product, apparatus for such manufacture and hygiene paper product: Method and apparatus for manufacturing a hygiene paper product includes: providing a continuous paper web, moving the continuous web in the direction of its longitudinal extension, applying a repetitive creative structure relative to the longitudinal extension of the web as a first pattern to the web with a first roll,... Agent: Young & Thompson

20080271864 - Soft tissue paper having a chemical softening agent applied onto a surface thereof: A tissue paper product having at least one ply, wherein only one outer surface of the tissue paper product has an aqueous chemical softening agent applied and substantially affixed thereto is disclosed. The chemical softening agent is applied to a web substrate at a concentration ranging from about 0.45% to... Agent: The Procter & Gamble Company Global Legal Department - Ip

20080271865 - Pigments for colored paper: Compositions and methods of producing colored paper products and agents for making such products are disclosed. Surface-modified pigments can be manufactured to provide selected coloring in a paper product. The pigment can include filler particles that are bound to one or more dye components with a coupling agent, such as... Agent: Nutter Mcclennen & Fish LLP

20080271866 - Paper substrate containing a functional layer and methods of making and using the same: The invention relates to the papermaking art and, in particular, to the manufacture of paper or paperboard substrates, paper-containing articles such as multilayered paper or paperboard or corrugated-based packaging, having a functional layer, as well as methods of making and using the same.... Agent: International Paper Company

20080271867 - Soft tissue paper having a chemical softening agent applied onto a surface thereof: A tissue paper product having at least one ply wherein only one outer surface of the tissue paper product has a chemical softening agent applied and substantially affixed thereto is disclosed. The chemical softening agent provides the tissue paper product with a raw dispensing dust value. The raw dispensing dust... Agent: The Procter & Gamble Company Global Legal Department - Ip

20080271868 - Forming sieve for the wet end section of a paper machine: A sieve for the wet-end section of a paper machine is described, in which the sieve has been compressed by at least one of increased temperature, pressure and/or moisture. Such a treatment leads to a sieve which has at least one side wherein the thread floats and knuckles are reshaped... Agent: Myers Bigel Sibley & Sajovec

20080271869 - Tissue paper winding and cutting apparatus: A tissue paper winding and cutting apparatus includes a first winding roll, at least one core support plate, a pinch roller, and at least one arm. A channel is formed between the core support plate and the first winding roll. A tissue paper is attached to a lower half of... Agent: Rosenberg, Klein & Lee