|
Match
|
Document |
Document Title |
|
|
7622933 |
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...
|
|
|
7618517 |
Method and apparatus for monitoring liquid and solid contents in a froth
A method and apparatus are presented for determining the quantity of liquid and solid content in a removal stream of a froth created from a suspension that is generated during a froth flotation...
|
|
|
7609366 |
Material measurement system for obtaining coincident properties and related method
A material measurement system ( 500 ) includes a THz generator including at least one laser source ( 111 ) for emitting optical pulses, the optical pulses coupled to a THz emitter ( 51 ) operable...
|
|
|
7608169 |
Apparatus and method for break recovery in a paper machine or other system
A method includes determining one or more setpoint changes for one or more actuators in a process control system. Determining the one or more setpoint changes includes making larger or more...
|
|
|
7604712 |
Method for determining chemical pulp kappa number with visible-near infrared spectrometry
A method for the determination of a cellulosic-fibre property, namely, residual lignin content or Kappa number of chemical pulp, with the aid of a spectroscopic technique obtained over a range...
|
|
|
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...
|
|
|
7584013 |
Method and apparatus for achieving a fast cross direction caliper control recovery time
Fast cross direction caliper control recovery time in a sheet making machine during startup of the machine after a sheet break is achieved provided that a preselected time duration measured from...
|
|
|
7582189 |
Method for optimizing production of paper or board
The invention relates to a method in the manufacture of a fiber-based web-like product for optimizing the operation of the process being used, in which method quality factors are defined for the...
|
|
|
7566382 |
Method and arrangement for controlling short circulation in a paper machine or the like
A method and arrangement for controlling short circulation in a paper machine, in which the control of at least one property of the diluted fiber-containing pulp conducted to the headbox is based...
|
|
|
7566380 |
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...
|
|
|
7556714 |
Method of operating a papermaking process
A method of operating a papermaking process containing a press section with at least one press nip is disclosed. The method comprises simultaneously performing the following steps: (a) providing a...
|
|
|
7550062 |
Method and system for controlling the temperature of ceramic elements in a supporting or wiping strip in a paper production facility, and supporting or wiping strip
The temperature of the ceramic elements of a supporting or wiping strip that is assigned to a wire or a felt in a paper production facility, is controlled by guiding a cooling carrier medium or a...
|
|
|
7520962 |
Machine for producing a fibrous web
Machine for producing a web includes a system for predefining a quantity of a grade to be produced utilizing a measuring arrangement for measuring quality data during production of the web. The...
|
|
|
7513975 |
Cross-direction actuator and control system with adaptive footprint
A method and system for controlling one or more properties of a sheet of material to be manufactured on a sheet-making machine is disclosed. Actuators to control the sheet properties are arrayed in...
|
|
|
7510629 |
Method and device for analysing surface structure in paper or board
A method for analyzing in real-time in a paper machine or board machine the surface structure of a web ( 1 ) of paper or board which method comprises the direction of an imaging system towards a...
|
|
|
7506550 |
Apparatus and method for assessing the condition of at least one circulating band in a paper machine
The invention relates to an apparatus for assessing the condition of at least one circulating band in a papermaking machine including a permeability measuring device, a moisture measuring device, a...
|
|
|
7496421 |
Method and apparatus for order control in a production process for a fiber product
The invention relates to a method and an apparatus for order control in a production process for a fiber product. In this case, at least one primary product is provided and processed further to...
|
|
|
7494567 |
Combined paper sheet temperature and moisture sensor
Temperature measurements of sheet material such as paper can be obtained directly from an analysis of the absorption spectrum of water in the infrared region. The technique is based in part on the...
|
|
|
7473335 |
Apparatus and method for monitoring the transfer of a material web
A machine for producing and/or treating a material web, in particular of paper or board, in which the material web can be guided along a material web guide path by means of at least one material...
|
|
|
7459060 |
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...
|
|
|
7437208 |
System for computer-aided measurement of quality and/or process data in a paper machine
A system for the computer-aided measurement of quality and/or process data during the production and/or conversion of a material web, in particular paper or board web, by way of correlation with...
|
|
|
7435314 |
Method for the production of a fibrous web
In a method for the production of a fibrous web, especially a paper or cardboard web, an automatic ash control system and an automatic retention control system for the reduction or suppression of...
|
|
|
7431800 |
Device and method for on-line control of the fibre direction of a fibre web
A device and a method for on-line control of the fibre direction of a fire web ( 8 ), being manufactured from stock delivered from a headbox ( 3 ) through a discharge opening ( 11 ) defined by...
|
|
|
7407562 |
Method, system and calendar for controlling the moisture profile and/or moisture gradient of a paper web, and a web
The moisture profile and/or moisture gradient of a paper web of at least SC quality paper is controlled in a paper machine comprising a calender ( 1 ) which has at least two roll stacks ( 21, 22;...
|
|
|
7399380 |
Jet velocity vector profile measurement and control
In a papermaking system having a headbox to dispense a jet of liquid and paper forming fibers, an improvement comprising at least one sensor arrangement for simultaneously or sequentially measuring...
|
|
|
7396437 |
Method and system for controlling the web formation
Method and system for controlling web formation in the forming section of a paper machine includes measuring the amount of white water occurring during drainage in at least one drainage region of...
|
|
|
7390669 |
Simultaneous and rapid determination of multiple component concentrations in a Kraft liquor process stream
The present invention is a rapid method of determining the concentration of the major components in a chemical stream. The present invention is also a simple, low cost, device of determining the...
|
|
|
7390379 |
Method and apparatus for determining the lateral position of a web or fabric edge in a former
The lateral position of a web or fabric edge 11 in a paper machine is determined using an ultrasonic sensor. The ultrasonic sensor has a detector head 42 , with an air channel system which opens...
|
|
|
7384510 |
Apparatus and method for determining the permeability of a circulating band in a paper machine
An apparatus and a method for determining the permeability of a circulating band, in particular a water-absorbing dewatering band in a papermaking machine. The apparatus is equipped with a nozzle...
|
|
|
7384509 |
Method for controlling the moisture profile of a paper web
A method for controlling the moisture profile of a paper web or board web processed in a heated multi-roll calendar to optimize the qualities of the paper or board, especially gloss. The method is...
|
|
|
7381305 |
Method and apparatus for monitoring liquid and solid contents in a froth
A method and apparatus are presented for determining the quantity of liquid and solid content in a removal stream of a froth created from a suspension that is generated during a froth flotation...
|
|
|
7381304 |
Method and system for threading a running paper web
A method for threading a running paper web from a preceding section to a following section of a paper-making or paper-finishing machine, includes the steps of: providing a threading tail of the...
|
|
|
7377999 |
Arrangement in the on-line finishing of the paper machine
An arrangement in the on-line finishing of a paper machine, which includes at least one finishing stage ( 12, 13 ) for the paper web produced, has cutting equipment ( 16 ) for forming the tail as...
|
|
|
7335280 |
Method and equipment in the measurement of the flatness of the flow surface of the headbox of a paper machine
A method in the measurement of the flatness of the flow surface of a headbox of a paper machine is disclosed. The flatness is determined by placing a measuring tool on the flat surface formed by...
|
|
|
7323086 |
Pollution prevention method for canvas used in paper machine
The invention provides a method of preventing contamination of a canvas of a paper machine, whereby antifouling effect on the canvas can always be maintained and precise drying efficiency is...
|
|
|
7318882 |
Method and apparatus for monitoring of the dry line in a Foudrinier paper machine and for control based thereupon
In order to observe the dry line formed on the surface of wood fibre pulp on the moving wire in a Fourdrinier paper machine, its—atrea of appearance is scanned at a low angle with a thin beam...
|
|
|
7311848 |
Separation apparatus
The present invention relates to a method of monitoring a liquid fluid mixture and a system carrying out the method. The invention also relates to the use of the system for monitoring liquid fluid...
|
|
|
7300548 |
Method and apparatus for controlling cross-machine direction (CD) controller settings to improve CD control performance in a web making machine
A web making machine is monitored to identify at least one cross-machine direction (CD) actuator that is developing local mapping problems. The identified CD actuator and a segment of surrounding...
|
|
|
7294234 |
Process and device for monitoring the condition of a belt
Process and apparatus for monitoring the condition of a rotating belt in a paper or cardboard machine. The process includes recording data related to a condition of the belt, and creating an at...
|
|
|
7279072 |
Method and apparatus for adjusting operation of wire section
Adjusting the operation of a wire section, in which the development of the consistency of stock on the wire section ( 2 ) is determined and the effect of the consistency determined above on the...
|
|
|
7276137 |
Textile product having an integrated sensor for measuring pressure and temperature
The invention concerns a textile product ( 6 ) for use in a paper machine, having a monofilament or a profiled structure as support element ( 1 ) on which is arranged a layered sensor for measuring...
|
|
|
7264692 |
Method for monitoring the operation of a doctor assembly in a paper machine and a doctor assembly for implementing the method
The operation of a doctor assembly ( 16 ) in a paper machine is monitored. In case of a malfunction, the paper machine's ( 10 ) control devices ( 14 - 14′, 15 ) are used to carry out the...
|
|
|
7204914 |
System and method for controlling a processor including a digester utilizing time-based assessments
A system for controlling a processor having at least one sampling port connected to a stage of the processor in order to sample a reactant product from the processor. The system includes a...
|
|
|
7198696 |
Method for manufacturing paper with a constant filler content
A method of controlling the production of filler-containing paper. Filler and retention agent are delivered to a paper manufacturing system in a process of paper manufacture. The amount of filler...
|
|
|
7175742 |
Doctor blade
In a doctor blade, which suppresses abrasion of a mating member and excels in water removal capability and shape retention capacity over a long time, resin is impregnated into a fibrous laminate...
|
|
|
7164145 |
Measuring fiber orientation by detecting dispersion of polarized light
An image-based technique that measures the orientation of fibers in a moving web of nonwoven material. At least four light spots on one side of the web are illuminated essentially simultaneously...
|
|
|
7147754 |
System for keeping calender rolls of a paper machine clean
A system for maintaining calender rolls of a paper machine clean when producing high-gloss paper or coated paper, such as LWC or MWC. To prevent a coating agent, such as coating dye, from adhering...
|
|
|
7144477 |
Wear indicator for seal strip in a suction box of a paper machine
A suction roll assembly includes a suction roll having a perforated shell, and a suction box positioned within the suction roll. The suction box includes a holder, a seal strip adjacent the shell...
|
|
|
7141141 |
Apparatus and method for determination and control of paper web qualities on a papermaking machine
The invention relates to an apparatus for the on-line determination of paper web moisture content and/or temperature on the dryer section of a papermaking machine. The apparatus is designed to...
|
|
|
7138036 |
Monitoring device
A monitoring apparatus is provided which can ensure the prevention of a paper break even in a poor installation environment. A light source ( 9 ) illuminates light ( 9 a ) on a lateral edge ( 1 a )...
|