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Class Information
Number: 162/358.3
Name: Paper making and fiber liberation > Apparatus > Running or indefinite length product forming and/or treating means > Press and felt > Extended nip press
Description: Apparatus wherein the pressure applying surfaces include conforming opposing press means (e.g., roll opposing overlapping stationary shoe having an impermeable belt structure moving between the shoe and wet paper web, etc.) which increases the area of the nip sandwiching a continuously moving wet formed paper for dewatering thereof.










Sub-classes under this class:

Class Number Class Name Patents
162/358.5 With heating means 78
162/358.4 With impermeable belt structure or impermeable belt composition 189


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8673118 Press device with an extended nip, a paper making machine and a method of operating a press device Mar. 18, 2014
8580083 Device and method for producing a material web Nov. 12, 2013
8557085 Dryer apparatus for drying a web Oct. 15, 2013
8414741 Tissue papermaking machine and a method of manufacturing a tissue paper web Apr. 9, 2013
8382956 Device and method for producing a material web Feb. 26, 2013
8377262 Structured papermaking fabric and papermaking machine Feb. 19, 2013
8349138 Device for treating a pulp web in an extended nip pressing unit Jan. 8, 2013
8236140 Advanced dewatering system Aug. 7, 2012
8118980 Loading device for a shoe press roll Feb. 21, 2012
8070916 Device for producing a web of tissue Dec. 6, 2011
8062481 Support body for an apparatus having an extended nip for the treatment of a fibre web Nov. 22, 2011
8034216 Roll cover Oct. 11, 2011
7976683 Machine for producing a fibrous web Jul. 12, 2011
7951268 Machine to produce a fibrous web May. 31, 2011
7951269 Advanced dewatering system May. 31, 2011
7931777 Multi-layer web formation section Apr. 26, 2011
7927462 Press section and permeable belt in a paper machine Apr. 19, 2011
7905989 Process and apparatus for producing a tissue web Mar. 15, 2011
7887674 Methods of forming an extended nip in a web-treatment apparatus and controlling load in the nip, employing an elastic support body as one of the nip-forming elements Feb. 15, 2011
7887675 Press, method in a press and press element for a press Feb. 15, 2011
7850825 Tissue machine Dec. 14, 2010
7842166 Press section and permeable belt in a paper machine Nov. 30, 2010
7811419 Press apparatus for removing water from a web Oct. 12, 2010
7776185 Paper machine comprising a single nip press Aug. 17, 2010
7722744 Pressing device May. 25, 2010
7704350 Press belt and shoe press roll Apr. 27, 2010
7686923 Paper machine dewatering system Mar. 30, 2010
7686924 Support body, holding device therefor, apparatus with such body for treatment of a web, methods of forming an extended nip in the apparatus and controlling load in the nip Mar. 30, 2010
7666277 Apparatus for forming an extended nip Feb. 23, 2010
7635419 Shoe press apparatus of a paper machine and paper production method Dec. 22, 2009
7617768 Method and apparatus in conjunction with a shoe press Nov. 17, 2009
7611608 Press belt, process for producing the same and shoe press roll using the press belt Nov. 3, 2009
7582192 Loading device for a shoe press Sep. 1, 2009
7527708 Support body, holding device therefor, apparatus with said body for treatment of a web, and methods of forming an extended nip in the apparatus and controlling load in the nip May. 5, 2009
7510631 Advanced dewatering system Mar. 31, 2009
7510630 Extended couch nip on cylinder former Mar. 31, 2009
7510086 Sealing arrangement Mar. 31, 2009
7476293 Advanced dewatering system Jan. 13, 2009
7476294 Press section and permeable belt in a paper machine Jan. 13, 2009
7416640 Apparatus for forming an extended nip Aug. 26, 2008
7413632 Method for calendering a fibrous web and a calender Aug. 19, 2008
7387710 Shoe press Jun. 17, 2008
7383767 Coupling construction and method for joining and locking the rolls of extended-nip press Jun. 10, 2008
7332059 Method for the manufacture of a fiber material web Feb. 19, 2008
7326320 Machine for the manufacture of a fiber material web Feb. 5, 2008
7300552 Method for maximizing water removal in a press nip Nov. 27, 2007
7297233 Dewatering apparatus in a paper machine Nov. 20, 2007
7294237 Press section and permeable belt in a paper machine Nov. 13, 2007
7291249 Apparatus for the manufacture of a structured fiber web Nov. 6, 2007
7288168 Machine and method for the manufacture of a fiber material web Oct. 30, 2007

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