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Class Information
Number: 162/252
Name: Paper making and fiber liberation > Apparatus > Automatic control
Description: Apparatus having means to sense a condition and in response thereto cause a control operation of the apparatus.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7390379 |
Method and apparatus for determining the lateral position of a web or fabric edge in a former |
Jun. 24, 2008 |
| 7279072 |
Method and apparatus for adjusting operation of wire section |
Oct. 9, 2007 |
| 7229526 |
Method and apparatus for the feeding of fibers |
Jun. 12, 2007 |
| 7198696 |
Method for manufacturing paper with a constant filler content |
Apr. 3, 2007 |
| 7147754 |
System for keeping calender rolls of a paper machine clean |
Dec. 12, 2006 |
| 7146238 |
Method for controlling one or more properties of a sheet of material |
Dec. 5, 2006 |
| 7141141 |
Apparatus and method for determination and control of paper web qualities on a papermaking machine |
Nov. 28, 2006 |
| 7138036 |
Monitoring device |
Nov. 21, 2006 |
| 7115188 |
Process and apparatus for monitoring dewatering in a wet section of a paper machine |
Oct. 3, 2006 |
| 7101461 |
Method and apparatus for imaging a paper web |
Sep. 5, 2006 |
| 7063772 |
Apparatus for treating a fibrous web |
Jun. 20, 2006 |
| 7048827 |
Dynamic calibration of papermaking machine |
May. 23, 2006 |
| 7001486 |
Vacuum device for paper web making apparatus |
Feb. 21, 2006 |
| 6998021 |
Arrangement for paper machine, and blow box |
Feb. 14, 2006 |
| 6989074 |
Paper pulp refiner control system and method using active hydrostatic bearings |
Jan. 24, 2006 |
| 6989078 |
System for conveying shredded pulp to an ozone reactor |
Jan. 24, 2006 |
| 6950777 |
Method and system for assessing pulp and paper mill performance |
Sep. 27, 2005 |
| 6929716 |
Method for the manufacture or treatment of a material web |
Aug. 16, 2005 |
| 6925349 |
Device and method for synchronizing a plurality of electric drive units in a paper processing machine |
Aug. 2, 2005 |
| 6905573 |
Method and equipment for cleaning and maintaining rolls |
Jun. 14, 2005 |
| 6893539 |
Machine for the production of a tissue web |
May. 17, 2005 |
| 6881301 |
Method and arrangement for controlling moisture in a multiroll calender |
Apr. 19, 2005 |
| 6855230 |
Method and regulation arrangement for controlling dewatering profile of a former |
Feb. 15, 2005 |
| 6835283 |
Process and device for measuring and controlling the nip pressure in the press of a paper machine |
Dec. 28, 2004 |
| 6805772 |
Method and apparatus for manufacturing a fibrous material web |
Oct. 19, 2004 |
| 6793774 |
Arrangement of high-pressure water devices in a paper machine and a method for arranging it in a paper machine |
Sep. 21, 2004 |
| 6790316 |
Method and arrangement for positioning a shoe of a shoe press/shoe calendar in a paper machine |
Sep. 14, 2004 |
| 6772036 |
Control system using process model |
Aug. 3, 2004 |
| 6755940 |
Method and apparatus for caliper control of a fibrous web |
Jun. 29, 2004 |
| 6728592 |
Streak detection in papermaking |
Apr. 27, 2004 |
| 6592340 |
Control system for a vacuum pump used for removing liquid and a method of controlling said pump |
Jul. 15, 2003 |
| 6579418 |
Leakage control system for treatment of moving webs |
Jun. 17, 2003 |
| 6577916 |
Method of carrying out an optimized fiber or paper manufacturing process |
Jun. 10, 2003 |
| 6547930 |
Method for estimating dryer vapor pressure in papermaking machine and apparatus therefor |
Apr. 15, 2003 |
| 6524441 |
Process for detecting and correcting a fiber orientation cross direction profile change |
Feb. 25, 2003 |
| 6491792 |
Apparatus for controlling a headbox in a paper machine |
Dec. 10, 2002 |
| 6464833 |
Method of controlling basis weight profile using multi-layer consistency dilution |
Oct. 15, 2002 |
| 6440270 |
Method and apparatus for controlling dryer section of paper machine |
Aug. 27, 2002 |
| 6430459 |
Nip pressure sensing system |
Aug. 6, 2002 |
| 6419794 |
Method and apparatus for damping contact oscillations of rotating rolls |
Jul. 16, 2002 |
| 6387214 |
Device to actively weaken undesirable vibrations in a rotating roll; device for treatment of a material web, specifically a paper or cardboard web |
May. 14, 2002 |
| 6368461 |
Device to control or regulate the basis weight of a paper or cardboard web |
Apr. 9, 2002 |
| 6358368 |
Support beam unit method of adjustment for a support beam unit |
Mar. 19, 2002 |
| 6339859 |
Control system for a filtrate splitting device |
Jan. 22, 2002 |
| 6340409 |
Method for multistage bleaching using gaseous reagent in the first stage with controlled gas release |
Jan. 22, 2002 |
| 6322666 |
Regulation system and method in a paper machine |
Nov. 27, 2001 |
| 6312562 |
Traveling screen system |
Nov. 6, 2001 |
| 6290816 |
Paper machine with closed loop control system |
Sep. 18, 2001 |
| 6284100 |
Method and apparatus for controlling a headbox in a paper machine |
Sep. 4, 2001 |
| 6280576 |
After-dryer in a paper machine |
Aug. 28, 2001 |
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