Patents
Patents for D21F 1 - Wet end of machines for making continuous webs of paper (14,078)
10/1995
10/10/1995CA2044769C Belt filter press fabric
10/10/1995CA2024815C High consistency sheet former
10/05/1995WO1995026432A1 Wear resistant polyester-polyurethane mixture with improved processing safety and monofilaments made thereof
10/03/1995US5454935 Reactor for removing impurities from a liquid
10/03/1995US5454405 Triple layer papermaking fabric including top and bottom weft yarns interwoven with a warp yarn system
09/1995
09/27/1995EP0674042A1 Metering device for the head box of a paper machine
09/27/1995EP0674041A2 Coil seam for single layer industrial fabrics having an uneven shed pattern
09/27/1995EP0674040A1 Process for de-inking paper pulp and apparatus for the application of the process
09/27/1995EP0674029A1 Abrasion resistant polyester-polyurethane composition with enhanced safety of processing and monofilaments thereof
09/26/1995CA2145470A1 Abrasion-resistant polyester mixture with enhanced consistency of processing, monofilaments therefrom, and production and use thereof
09/20/1995EP0672786A2 Method for fitting the roll mantle of a tubular roll intended for a paper machine or equivalent with glide bearings and a tubular roll that makes use of the method
09/20/1995EP0672782A1 Two-ply warp two-ply weft papermaking fabric having auxiliary weft yarns incorporated in papermaking side fabric
09/19/1995CA2144922A1 Dosing feeder for the breast box of a papermaking machine
09/13/1995EP0670858A1 Condensation products of polyalkylene polyamines, and their use in papermaking
09/13/1995EP0670781A1 Apparatus for cleaning objects in movement.
09/13/1995EP0670747A1 A concentrating method and means therefor
09/12/1995US5449548 Table, reduced permeability papermaker's fabrics containing fibers with fins designed to distort at lower force levels by having a reduced cross sectional area within the fin
09/12/1995US5449437 Method for treating white water using a fiber recovery apparatus
09/12/1995US5449026 Woven papermakers fabric having flat yarn floats
09/08/1995WO1995023887A1 Papermaker's fabric of polyphthalamide monofilament
09/07/1995DE4412939C1 Slitted jet for paper-making machines.
08/1995
08/30/1995EP0669422A2 Process for the elimination of heavy metals
08/30/1995EP0575383B1 Seam for fabrics
08/30/1995EP0474760B1 Nozzle for spray tubes
08/29/1995US5445746 Method for dewatering a porous wet web
08/29/1995US5445713 Apparatus for use in making multilayered paper
08/23/1995EP0668394A1 Method and apparatus for sheet formation
08/23/1995EP0667926A1 Method and device for transverse distribution of a flowing medium
08/23/1995CN2205745Y Gate roller type coating machine
08/22/1995US5443691 Method for making cellulosic fibrous structures having at least three regions distinguished by intensive properties
08/22/1995CA2142954A1 Process for the elimination of heavy metals
08/22/1995CA2075121C Weave shed formation apparatus
08/22/1995CA2049369C Wire-link belt
08/17/1995DE4404507A1 Longer life, dimensionally stable press felt effectively drying paper
08/10/1995WO1995021285A1 Industrial fabric
08/10/1995DE4403832A1 Paper pulp applicator lower lip controlling flow for improved quality
08/10/1995DE4403676A1 Woven belting for paper-making machines
08/10/1995CA2182376A1 Industrial fabric
08/09/1995EP0666366A1 Spiral fabric with low air permeability and process for making the same
08/09/1995EP0665913A1 Splicing for fluoropolymer coated belts
08/08/1995CA1336536C Method in a twin-wire cylinder dryer of a paper machine
08/02/1995CN1106091A Improvement of tamper indicating charaterastics of paper
08/02/1995CA2130680A1 Shower for paper making machine
08/01/1995US5437897 Anti-counterfeit latent image formation object for bills, credit cards, etc. and method for making the same
08/01/1995US5437784 Injector for a flotation device
08/01/1995US5437769 Dewatering instrument for a paper machine twin-wire former
08/01/1995US5437315 Multilayer forming fabric
08/01/1995CA2008480C Loop formation in on-machine-seamed press fabrics using unique yarns
07/1995
07/25/1995CA2057056C Headbox with grooved trailing element
07/25/1995CA2024858C Special belt for use in extended nip presses on paper machines
07/25/1995CA2023889C Process for manufacturing a screen basket and screen basket made by this process
07/21/1995CA2140596A1 Method and device for the transport of a liquid-gas mixture in a paper making machine
07/20/1995WO1995019467A1 Process and twin-wire former to form a fibre material web
07/20/1995DE4400782A1 Doppelsieb-Former Twin-wire former
07/20/1995CA2158039A1 Process and twin-wire former to form a fibre material web
07/18/1995CA2095130C Deflection compensated forming wire turning bar
07/12/1995EP0662170A1 Liquid removal apparatus and method for wood pulp
07/11/1995US5431785 Multilayer head box for a paper machine
07/11/1995CA2061322C Headbox for a papermaking machine
07/04/1995US5429686 Apparatus for making soft tissue products
07/04/1995CA2042366C Method and device for the production of cellulose pulp of improved quality
07/04/1995CA2000330C Headbox
06/1995
06/29/1995DE4441217A1 Economic process effectively damps fluid, esp. pulp, pressure surges
06/28/1995EP0659934A2 Press belt or sleeve, incorporating an open base carrier for use in long nip presses, and method of making same
06/28/1995EP0659933A1 Process for controlling and regulating the drainage of a fibrous suspension in the forming section of a paper machine and apparatus for the application of the process
06/28/1995EP0659489A2 Means for generating air bubbles in a liquid
06/27/1995US5427654 Multi-ply web forming apparatus
06/27/1995US5426835 Tenter for treatment of an endless fabric
06/27/1995CA2039101C Single layer fabric for paper making on which plane surfaces of auxiliary weft threads have been formed
06/27/1995CA2024233C Apparatus for removing ash from repulped wastepaper
06/22/1995WO1995016820A1 Papermachine clothing
06/22/1995DE4440944A1 Device for adjusting the height and/or the angular position of a foil associated with the wire of a paper production installation
06/22/1995CA2179172A1 Papermachine clothing
06/21/1995EP0658649A1 Press belt or sleeve incorporating a spiral-type base carrier for use in long nip presses
06/21/1995EP0658648A2 Process and apparatus for continuously separating desirable and undesirable substances in a fibrous suspension
06/21/1995EP0658606A1 Recovery of water and solids in a paper mill
06/21/1995EP0658222A1 Process for producing soil-repellent and abrasion-resistant monofilaments and their use
06/21/1995CN2201419Y Chair type folding surface water-power screen
06/18/1995CA2137646A1 Process for damping pressure pulsations and apparatus for performing the process
06/17/1995CA2137979A1 Dewatering control process for a fibrous suspension on a papermaking machine forming board; device for the implementation of this process
06/14/1995EP0656967A1 Forming web.
06/14/1995EP0656871A1 Aqueous suspensions of colloidal particles, preparation and use of the suspensions.
06/14/1995DE4443214A1 Continuous washing system for paper machine wire
06/13/1995US5423993 Fiber recovery system and process
06/13/1995US5423948 Headbox with a vertical partition between perforated rolls
06/07/1995EP0656084A1 A multi-ply web forming apparatus.
06/07/1995EP0515502B1 Apparatus for filtering liquids
06/06/1995US5422166 Abrasion resisting edge for a forming fabric
06/06/1995US5421961 Forming board position control system
06/06/1995US5421375 Eight harness double layer forming fabric with uniform drainage
06/06/1995US5421374 Two-ply forming fabric with three or more times as many CMD yarns in the top ply than in the bottom ply
05/1995
05/30/1995US5419813 Paper machine headbox with adjustable lower lip
05/26/1995WO1995013855A1 Phase separation apparatus
05/24/1995EP0654559A2 Two-ply forming fabric with three or more times as many CMD yarns in the top ply than in the bottom ply
05/24/1995EP0458973B1 Method of making watermarked paper
05/24/1995CN1102865A An antifalsification paper
05/23/1995US5417865 Method and device for the detection and removal of bulges in continuous strips of material
05/23/1995US5417810 Papermachine headbox cleaning system
05/23/1995US5417809 Water reuse system incorporating vacuum pump sealing water in a zero discharge process
05/23/1995CA1335632C Means for controlling wires in a paper machine or cardboard machine