Patents
Patents for D21F 1 - Wet end of machines for making continuous webs of paper (14,078)
08/1984
08/28/1984US4467839 Papermakers fabric using differential melt yarns
08/28/1984US4467536 In a multi-cylinder dryer section of a paper making machine
08/28/1984CA1173283A1 Dewatering press
08/28/1984CA1173282A1 Forming shoes for the former of a paper making machine
08/21/1984US4466975 Microbiocides bactericides
08/21/1984US4466873 Vacuum dual control system for the flat box section of a papermaking machine
08/14/1984CA1172484A1 Method of forming a multi-ply paper web in a twin- wire former and twin-wire former for carrying out the method
08/14/1984CA1172483A1 Dewatering apparatus for longitudinal wire papermaking machines
08/08/1984EP0115064A1 Forming wire cloth for papermaking machine
08/07/1984US4464225 Method and machine for fabricating building boards
08/07/1984US4464224 Process for manufacture of high bulk paper
08/07/1984CA1172084A1 Link belts
08/01/1984EP0114656A1 Compound fabric as a machine clothing for the sheet forming part of a paper machine
07/1984
07/31/1984US4462868 Paper web drying apparatus having a hood with two sections
07/31/1984CA1171709A1 Support and control means for the upper lip part of the headbox in a paper machine
07/31/1984CA1171650A1 Device in the drying section of a paper machine
07/24/1984US4461708 Fluidized bed of fine particles, and agglomerate fibers as fixing base for bacteria
07/24/1984US4461095 Method of continuous drying of a paper or other porous web and a drying device for applying this method
07/17/1984US4460023 Method of making dryer fabric having zones of different permeability
07/17/1984US4459733 Method and devices for assembly of helixes into face structures
07/17/1984CA1171077A1 Control of oil distribution in heated embossing rolls
07/17/1984CA1170882A1 Adjustable headbox for a paper machine
07/17/1984CA1170881A1 Wire section for a paper machine
07/10/1984US4459176 For papermaking machine
07/10/1984US4459175 Longitudinal wire papermaking machine
07/10/1984CA1170486A1 Procedure in connection with papermaking
07/04/1984EP0112432A2 Flat produce, especially a screening belt or a link belt for paper-making machines or the like
07/03/1984CA1170093A1 Dehydrating blade for paper machine
07/03/1984CA1170092A1 Vacuum control system for dewatering fabrics
07/03/1984CA1170036A1 Method of continuous drying of a paper or other porous web and a drying device for applying this method
06/1984
06/26/1984US4456502 Controlling edge of paper web by slicing
06/26/1984CA1169603A1 Microbicidal/microbistatic compositions and use thereof
06/19/1984US4455197 Stock supply system for paper machine
06/19/1984CA1169283A1 Conveyor belt
06/13/1984EP0110624A2 Improvements in apparatus for controlling deposition of a liquid onto a moving surface
06/12/1984US4453573 Papermakers forming fabric
06/12/1984CA1168911A1 Needle punched papermaking felt and method of manufacturing the same
06/05/1984US4452284 Paper machine screen and process for production thereof
06/05/1984US4451957 Apparatus for joining the ends of a belt to make it endless
06/05/1984CA1168495A1 Damping system in a paper machine headbox
06/05/1984CA1168494A1 Method and apparatus for improving the operation of a twin wire paper former
06/05/1984CA1168439A1 System for drying wet porous webs
06/05/1984CA1168435A1 Twin short dwell coater arrangement
05/1984
05/30/1984EP0109396A1 Screen plate, screw press or the like for treatment of a suspension.
05/23/1984EP0109290A2 Dewatering system with adjustable width suction slot
05/23/1984EP0109282A2 Paper and method of making it
05/22/1984US4449565 Connecting arrangement for support members cooperating with a liquid permeable web
05/22/1984CA1167677A1 Suction press roll
05/16/1984EP0108733A2 A felt comprising a loop seam for use in the press section of papermaking machines and a method of manufacturing such felts
05/15/1984CA1167308A1 Method and an apparatus for the feeding of a fibre suspension onto the wire of a web former
05/08/1984US4447296 Paper forming machines
05/08/1984US4447295 Dewatering apparatus for longitudinal wire papermaking machines
05/02/1984EP0107607A2 Extended nip press
05/02/1984EP0107606A2 Method of sheet transfer
05/02/1984EP0107094A2 Apparatus and method for providing deaerated stock to a processing machine
05/01/1984US4446187 Dewatering fiber webs in paper industry
05/01/1984US4445975 Headbox for a papermaking machine
05/01/1984US4445974 Apparatus for forming a multilayer jet of paper making stock
05/01/1984CA1166499A1 Extended nip shoe
04/1984
04/25/1984EP0106775A1 Method of making synthetic fabrics, in particular for paper-making machines, and synthetic fabric made by the method
04/25/1984EP0106599A2 Improvements in or relating to support and drive members
04/25/1984EP0106593A2 Nozzle control apparatus
04/25/1984EP0106132A2 Novel papermaker's fabrics containing open mesh yarns
04/24/1984CA1166056A1 Headbox for a papermaking machine
04/18/1984EP0105636A2 Improvements in or relating to apparatus for de-watering fibrous suspensions
04/17/1984US4443357 Hydrophobic silica or silicate, compositions containing the same and methods for making and using the same
04/17/1984US4443300 Paper making machine with a filter cylinder
04/17/1984US4443298 Controlled turbulence hydrofoil blade support member
04/17/1984US4443232 Deaerated liquid stock supply
04/17/1984CA1165607A1 Headbox for a papermaking machine
04/17/1984CA1165606A1 Double sieve papermaking machine
04/10/1984US4441960 Measurement of turbidity by light reflection
04/10/1984US4441263 Device in the drying section of a paper machine
04/10/1984CA1165280A1 Modular gable clamped drum strainer
04/03/1984CA1164703A1 Method and apparatus for use in the manufacture of paper and paperboard
03/1984
03/28/1984EP0103577A1 Process of producing fiberboard according to the wet method.
03/27/1984US4438789 Woven pin seam in fabric and method
03/27/1984US4438788 Papermakers belt formed from warp yarns of non-circular cross section
03/27/1984CA1164258A1 Stitchless, low bulk, pin-type seam for use in paper making equipment fabrics, such as dryer felts
03/21/1984EP0103376A2 Paper making machinery
03/20/1984US4437496 Papermakers fabrics having equalized warp sew-up
03/20/1984CA1163847A1 Sieve belt
03/13/1984US4436587 Method for producing multilayer paper
03/13/1984CA1163484A1 Band made with plastic spirals
03/07/1984EP0102173A2 Paper making machinery
03/01/1984WO1984000782A1 Automatic seaming machine
02/1984
02/29/1984EP0101575A2 Link belt
02/28/1984CA1162771A1 Roll for use in calenders or the like
02/22/1984EP0101202A2 Paper making machinery
02/22/1984EP0100895A2 Extended nip press
02/21/1984US4432835 Fluid flow through guides connected to slice chamber
02/21/1984CA1162489A1 Drainage deck assembly for rotary vacuum drum filter
02/14/1984US4431482 Dispersion apparatus for the preparation of waste paper
02/01/1984EP0099836A2 Low bulk seam for papermakers equipment fabrics and method of producing said seam
01/1984
01/31/1984US4428797 Extended nip shoe for a nip in a papermaking machine
01/31/1984CA1161397A1 Specific surface fractionator
01/31/1984CA1161239A1 Method and apparatus for producing an interwoven seam interconnecting two woven web portions
01/24/1984USRE31507 Method of treating papermaking white water
01/24/1984US4427736 Anti-static dryer fabric
01/24/1984US4427491 Apparatus for controlling the deposition of a liquid on to a moving surface