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Class Information
Number: 162/300
Name: Paper making and fiber liberation > Apparatus > Running or indefinite length product forming and/or treating means > Plural molds or plural spaced areas of application on a single mold
Description: Apparatus having plural discrete foraminous molds and/or discrete separated portions of a single mold against which stock is applied.

Sub-classes under this class:

Class Number Class Name Patents
162/301 Common vat or stock feed 258
162/303 Molds converge to unit web 44
162/304 Webs united on common carrier (e.g., felt) 45

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8048269 Forming section Nov. 1, 2011
7833386 Method for producing a fibrous web and twin mesh former for performing said method Nov. 16, 2010
7794568 Method and apparatus of a twin-wire press Sep. 14, 2010
7776183 Twin wire gap former paper making machine with variable wrap impingement shoe Aug. 17, 2010
7524401 Hybrid type forming section for a paper making machine Apr. 28, 2009
7524402 Gap type forming section for a two fabric paper making machine Apr. 28, 2009
7491295 Dewatering element having non-pulsing dewatering followed by pulsing dewatering Feb. 17, 2009
7491297 Papermachine clothing Feb. 17, 2009
7425245 Fibrous sheets Sep. 16, 2008
7396437 Method and system for controlling the web formation Jul. 8, 2008
7384508 Apparatus and method for draining water from a cellulose web Jun. 10, 2008
7364643 Forming of a paper or board web in a twin-wire former or in a twin-wire section of a former Apr. 29, 2008
7332060 Twin wire former Feb. 19, 2008
7300552 Method for maximizing water removal in a press nip Nov. 27, 2007
7300553 Arrangement for a wire section of a paper or board machine Nov. 27, 2007
7217342 Apparatus for paper making and paper surface enhancement May. 15, 2007
7150808 Apparatus for forming a paper or cardboard web Dec. 19, 2006
7090746 Process and device for removing water from a mechanical pulp, chemical pulp or paper sheet Aug. 15, 2006
7067042 Twin wire former Jun. 27, 2006
7051882 Twin-wire belt press May. 30, 2006
7008511 Wire section Mar. 7, 2006
6984291 Vacuum box with skimmer blade Jan. 10, 2006
6972074 Equipment for fabric guiding in a paper machine Dec. 6, 2005
6942760 Arrangement in the wet end of a paper machine Sep. 13, 2005
6881302 Former for use in paper production Apr. 19, 2005
6875309 Twin wire former Apr. 5, 2005
6855230 Method and regulation arrangement for controlling dewatering profile of a former Feb. 15, 2005
6841037 Machine and process for producing a tissue web Jan. 11, 2005
6821391 Former and process for producing a tissue web Nov. 23, 2004
6808599 Wide wale tissue sheets and method of making same Oct. 26, 2004
6776877 Twin wire former for the production of a fiber web from a fiber suspension Aug. 17, 2004
6699361 Papermaking device for producing a multilayer liner and associated methods Mar. 2, 2004
6669820 Twin-wire former Dec. 30, 2003
6592715 Device for the production of a multi-layer fiber stock web Jul. 15, 2003
6569287 System and method of producing corrugated products with on-line corrugation May. 27, 2003
6554959 Tissue paper making machine Apr. 29, 2003
6521094 Device for the treatment of a fibrous suspension Feb. 18, 2003
6503372 Twin wire former assembly Jan. 7, 2003
6372091 Method and apparatus for forming a paper web Apr. 16, 2002
6342125 Multi-ply web forming method and apparatus and a multi-ply paper or board product formed hereby Jan. 29, 2002
6338773 Device for dewatering solid/liquid suspensions, especially pulp suspensions Jan. 15, 2002
6306259 Device for the treatment of a fibrous suspension Oct. 23, 2001
6270624 Stock feed system for a multi-layer headbox and method in the operation of a multi-layer headbox Aug. 7, 2001
6267846 Twin wire former and method of manufacturing a fibrous material web from a fibrous suspension using same Jul. 31, 2001
6258212 Device and process for application of a medium onto a material web Jul. 10, 2001
6251226 Apparatus for manufacturing papers with watermarks or patterns Jun. 26, 2001
6235158 Suction forming roll n double screen method and machine for the manufacture of a fibrous material web May. 22, 2001
6214167 Twin-wire former and process for separating upper and lower wires of HTE twin-wire former Apr. 10, 2001
6197160 Apparatus for dewatering a pulp web Mar. 6, 2001
6190506 Paper making apparatus having pressurized chamber Feb. 20, 2001

1 2 3 4

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