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8790495 Web production with increased process efficiency  
A conservation control system is provided for integration with an cross-direction controller on a sheet making machine. The conservation control system receives inputs from the cross-direction...
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...
8764942 Methods of preserving starch in pulp and controlling calcium precipitation and/or scaling  
Methods to preserve starch present in pulp are provided and also methods to control calcium precipitation and/or scaling in digesters or BOD systems. The methods can be performed as part of a...
8728276 Apparatus and method for controlling curling potential of paper, paperboard, or other product during manufacture  
A method includes receiving a measurement associated with an anisotropy of a first surface and a measurement associated with an anisotropy of a second surface of a sheet of material. The method...
8702908 Reducing product variations via variance partition analysis  
Normalized values are determined from variance partition analysis data boxes acquired for a reel of paper. The value include an average value of variability of machine direction long-term scan...
8613837 Detection and quantification of nucleic acid to assess microbial biomass in paper defects and machine felts  
The invention is directed towards methods and compositions for identifying the specific microorganisms present in a particular potion of a papermaking processes. The method involves obtaining a...
8594828 System and method for optimizing a paper manufacturing process  
A technique is disclosed for optimizing a quality parameter in a process that is not directly measurable online using conventional measurement devices. The technique includes the use of a first...
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...
8500957 Enhanced method for monitoring the deposition of organic materials in a papermaking process  
A method for monitoring with enhanced sensitivity of the deposition of one or more organic materials dispersed in an aqueous medium in a papermaking process which includes measuring the rate of...
8492128 Processing biomass  
Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful products, such as fuels. For example, systems are described that can use feedstock...
8480856 Fluorometric method for monitoring surface additives in a papermaking process  
An apparatus for and method of monitoring and optionally controlling the addition of one or more surface additives to a papermaking process via fluorometric means is disclosed.
8444821 Measuring of web  
Optical radiation sources functioning on different optical bands radiate on different optical bands and focus optical radiation on a region in a web surface as pulses in such a manner that...
8444823 Method and apparatus for paper stock mixing  
A method of mixing paper stock, having improved outlet consistency, includes: (a) feeding liquid and feeding paper pulp into a vessel to form a mixture; (b) providing at least one counterflow...
8422743 Surface-reading apparatus, subject verification apparatus and storage medium storing subject verification program  
The present invention provides a surface-reading apparatus that includes a subject-flexing mechanism and a surface-reading component. The subject-flexing mechanism causes a subject to flex in one...
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...
8349136 Method for optimizing the energy balance in forming sections in machines for the production of fibrous webs, and forming section  
The invention relates to a method for optimizing the energy balance of a forming section in a machine for producing fibrous webs, in which a fiber suspension, which is fed to the forming section by...
8337668 Doctor blade with sensing system  
A blade for doctoring a moving surface or for sizing or creping a fibrous material web produced or finished in a web machine, for example in a paper, board or tissue machine, includes at least one...
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...
8224476 Closed-loop monitoring and identification of CD alignment for papermaking processes  
Alignment is a critical component for modeling a cross-directional (CD) papermaking process. It specifies the spatial relationship between individual CD actuators to paper quality measurements....
8219236 Method for creating a cutting plan for a strip-like material  
A method for creating a cutting plan for a strip-like material for maximizing a quality yield of the process is invented. In the method a cutting plan for a strip-like material is made based on...
8206554 Method and a system for controlling the manufacturing or finishing process of a fiber web  
A method and a system for controlling the manufacturing or finishing process of a fiber web at a transition stage of the process. In the method a corrected error profile (PD′k) is formed using an e...
8187424 Time domain spectroscopy (TDS)-based method and system for obtaining coincident sheet material parameters  
An in-situ time domain spectroscopy (TDS)-based method (200) for non-contact characterization of properties of a sheet material while being produced by a manufacturing system (700). A time domain...
8132338 Energy-efficient yankee dryer hood system  
A paper machine configured as a swing machine capable of producing both light and heavy grades providing a Yankee hood split into a wet end half and a dry end half, at least one hood half being a...
8133356 Method of monitoring microbiological deposits  
A method for monitoring one or more deposits including microbiological deposits on a surface immersed in an aqueous medium of a process is disclosed. The method comprises: (a) providing a QCM that...
8101047 Method of correcting gypsum crystal water effect on infrared moisture measurement  
Ash composition measurements of calcium carbonate and gypsum in paper is accomplished with a dual X-ray sensor system with one X-ray source that is powered at about 5.9 KV and a second X-ray source...
8092650 Method for producing or treating a fibrous web  
This invention relates to a method for producing or treating a fibrous web, in particular a paper web or paperboard web, with which at least one property of the fibrous web, in particular a CD...
8080131 Device and method for measuring the velocity of a moving paper web  
Device for measuring the two-dimensional velocity of a moving paper web having opposed first and second surfaces, wherein comprising: at least one light source directed at said first surface and...
8069859 Wrapping paper inspection apparatus and tobacco wrapping machine  
A wrapping paper inspection apparatus includes a nozzle arranged in a wrapping-paper discharge path, in which wrapping paper is wound and continuously discharged, for wetting one side of the...
8052838 Functionalizing cellulosic and lignocellulosic materials  
Irradiated lignocellulosic or cellulosic materials are provided which contain carboxylic acid groups and/or other functional groups not present in a naturally occurring cellulosic or...
7972658 Control of a coating process  
Devices, systems and methods for controlling the coating of a sample are disclosed. The exemplary system may have a manufacturing device for providing a sample with one or more sample...
7964064 System and method to control press section dewatering on paper and pulp drying machines using chemical dewatering agents  
The present invention provides an automatic control system, method and paper manufacturing machine using such control system for automatically controlling the amount of press section dewatering via...
7959763 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...
7947152 Doctor blade for the paper industry  
Doctor blade for the paper industry, comprising a scraping plate (1) and holding means (p) for the scraping plate which in turn are held by a frame (a) the ends of which are securely fastened (2)...
7938935 Infrared measurement of paper machine clothing condition  
Infrared spectroscopy techniques are employed to measure (i) the moisture level in both the sheet of wet stock and the papermaking machine clothing on which the sheet is supported and (ii) the...
7909963 Method for measuring hydrophobic contaminants in paper pulp  
A method is provided for measuring hydrophobic contaminants distributed in paper pulp suspension. The method comprises: adding a fluorescent dye (18) to the paper pulp suspension (12) including...
7862689 Water content estimation apparatus, sheet material processing apparatus, water content estimation method, and sheet material processing method  
Information (particularly, water content) of a sheet material which changes during progression of processing is estimated with higher accuracy and information output or (image formation) processing...
7842165 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...
7837833 Method for characterizing fibrous materials using stokes parameters  
An apparatus (200) for determining fiber orientation parameters of a sheet of material during a production process includes a polarized radiation generating system (201, 202) operable for providing...
7820012 Reverse bump test for closed-loop identification of CD controller alignment  
A reverse bump test, for identifying the alignment of a sheetmaking system while the system remains in closed-loop control, includes the following steps: (a) leaving the control system in...
7811414 Method and system in a paper machine and software product  
The invention comprises a method and a system in a paper machine, and also a software product, allowing one or more tools to be generated for indicating the state of the paper production process in...
7809462 Power savings method for rotating pulp and paper machinery  
A power saving method for rotating pulp and paper machinery includes a fiber quality measurement device, a control system and a variable speed drive. The power savings method is applied to either...
7799171 Reeling method and system as well as an measuring apparatus  
A method and a system to control a reeling profile of a material web reel (30), when, in the forming of a material web reel (30), a web is reeled around a reeling core and when in an adjustment of...
7799172 Apparatus for measuring tension in paper web  
Apparatus for measuring tension or a tension alteration in a paper web. At least one measurement device includes a number of measurement bodies and a number of fluid supply devices, which are...
7780817 Measurement system for improved paper roll runnability  
A method for measuring both caliper and tension of a web such as paper wound into a roll. The method may include a standard caliper sensor whose air supply is selectively modified to allow for both...
7767464 Method for detecting counterfeit paper currency  
A composition and method of detecting counterfeit paper currency includes applying a test solution to a paper currency having ink printed thereon. If the paper currency is counterfeit, the test...
7763148 Method and apparatus for producing a fibrous web  
Disclosed is a method for producing a fibrous web, in particular a paper web, paperboard web or tissue web, with which a material flow of higher consistency and a material flow of lower consistency...
7695592 Method and apparatus for measuring fiber orientation of a moving web  
An image-based measurement technique that directly measures the orientation of fibers in a moving web that comprises nonwoven material measures the orientation angles of the individual fibers so...
7682488 Method of making a paper web containing refined long fiber using a charge controlled headbox  
A method of forming a cellulosic web is discussed, the product of which may, for example, possess at least one of increased softness, strength, and absorbency. The method measures the total anionic...
7678233 Machine direction sensor system with cross direction averaging  
Disclosed is a machine direction measurement system having an increased cross direction sampling area (significantly larger than the natural sensor measurement window) to generate a more...
7674355 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...