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Class Information
Number: 162/205
Name: Paper making and fiber liberation > Processes and products > Running or indefinite length work forming and/or treating processes (e.g., web) > Subsequent treatment of formed web > Pressure
Description: Processes in which the fibrous web is subjected to mechanical pressure by solid surfaces.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5609728 |
Method and apparatus for transferring a web from a forming wire to a transferring felt in a paper making machine |
Mar. 11, 1997 |
| 5607553 |
Method and apparatus for finishing paper |
Mar. 4, 1997 |
| 5589256 |
Particle binders that enhance fiber densification |
Dec. 31, 1996 |
| 5556511 |
Process for drying paper webs |
Sep. 17, 1996 |
| 5540817 |
Method and apparatus for detaching a traveling web from two wire belts |
Jul. 30, 1996 |
| 5533244 |
Woven belt paper polisher |
Jul. 9, 1996 |
| 5522959 |
Press section of a paper machine, in particular for printing paper qualities |
Jun. 4, 1996 |
| 5520782 |
Method and apparatus for removing water from a web by means of presses |
May. 28, 1996 |
| 5507916 |
Method of treating the edges of a fiber web |
Apr. 16, 1996 |
| 5470436 |
Rewetting of paper products during drying |
Nov. 28, 1995 |
| 5441604 |
Extended nip press apparatus |
Aug. 15, 1995 |
| 5434011 |
Method for manufacturing a peat moss board having a predetermined density and the resulting product thereof |
Jul. 18, 1995 |
| 5427653 |
Press and method for modifying a press for use in the press section of a papermaking machine |
Jun. 27, 1995 |
| 5425851 |
Method for improving the printability of web offset paper |
Jun. 20, 1995 |
| 5389205 |
Method for dewatering of a paper web by pressing using an extended nip shoe pre-press zone on the forming wire |
Feb. 14, 1995 |
| 5336373 |
Method for making a strong, bulky, absorbent paper sheet using restrained can drying |
Aug. 9, 1994 |
| 5316624 |
Method and apparatus for high density paper |
May. 31, 1994 |
| 5316622 |
Embossed or dimpled combined board |
May. 31, 1994 |
| 5314584 |
Fibrous paper cover stock with textured surface pattern and method of manufacturing the same |
May. 24, 1994 |
| 5262011 |
Press shoe with wedge shaped hydrostatic pocket |
Nov. 16, 1993 |
| 5238535 |
Web pick-up device and method for transfer of a paper web |
Aug. 24, 1993 |
| 5232555 |
Wet cellulosic web transfer method using air doctor blade |
Aug. 3, 1993 |
| 5223093 |
Fibrous tape base material |
Jun. 29, 1993 |
| 5167768 |
Wide nip web press and method using a press shoe with two pivots |
Dec. 1, 1992 |
| 5124000 |
Method of and an arrangement for passing a fibre web from a wire through a press section |
Jun. 23, 1992 |
| 5120399 |
Press section with inverted extended nip press and roll press |
Jun. 9, 1992 |
| 5110417 |
Extended press zone with shallow hydrodynamic pocket |
May. 5, 1992 |
| 5087325 |
Apparatus for manufacturing a dried web of paper |
Feb. 11, 1992 |
| 4986883 |
Method for calendering paper and paper manufactured by the method |
Jan. 22, 1991 |
| 4973441 |
Method of manufacturing a compressibility gradient in paper |
Nov. 27, 1990 |
| 4944844 |
Polyurethane extended nip press blanket |
Jul. 31, 1990 |
| 4943351 |
Transfer apparatus and method |
Jul. 24, 1990 |
| 4935097 |
Process for producing paper |
Jun. 19, 1990 |
| 4931142 |
Long-nip roll press with eccentric travel path of press shell |
Jun. 5, 1990 |
| 4923570 |
Long nip press roll arrangement |
May. 8, 1990 |
| 4921575 |
Couch press transfer apparatus |
May. 1, 1990 |
| 4917767 |
Press with extended nip |
Apr. 17, 1990 |
| 4917768 |
Press with extended nip |
Apr. 17, 1990 |
| 4915026 |
On-machine calender for a paper machine with elastic reserve roll |
Apr. 10, 1990 |
| 4909903 |
Wet press nip with nonrotating adjustable belt exit guides |
Mar. 20, 1990 |
| 4904343 |
Non-woven activated carbon fabric |
Feb. 27, 1990 |
| 4879001 |
Twin wire former with roll press followed by extended nip press |
Nov. 7, 1989 |
| 4863564 |
Method of bleaching high yield pulp by using dithionite ion and excluding oxygen |
Sep. 5, 1989 |
| 4861430 |
Controlling a paper web path in the press section with an impermeable belt |
Aug. 29, 1989 |
| 4861434 |
Extended nip press apparatus with tracks to slideably accommodate beaded blanket edges |
Aug. 29, 1989 |
| 4826571 |
Roller-type presses including methods associated therewith |
May. 2, 1989 |
| 4772504 |
Press felt |
Sep. 20, 1988 |
| 4767501 |
Method for equalizing compression pressure in a press nip of a paper machine |
Aug. 30, 1988 |
| 4757582 |
Roll with heated mantle and method |
Jul. 19, 1988 |
| 4741805 |
Guiding apparatus for guiding an extended nip press blanket |
May. 3, 1988 |
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