Patents
Patents for D21F 1 - Wet end of machines for making continuous webs of paper (14,078)
05/1995
05/18/1995WO1995013423A1 Polyester monofilaments extruded from a polyester resin blend
05/18/1995WO1995013422A1 Oscillator for tubular spray
05/18/1995CA2152608A1 Polyester monofilaments extruded from a polyester resin blend
05/17/1995EP0653512A2 Papermachine clothing
05/17/1995EP0653235A1 Filter
05/16/1995US5415611 Web tension control system
05/16/1995CA2057856C Two-ply papermakers forming fabric
05/16/1995CA1335541C Papermakers fabric for corrugation machines
05/11/1995WO1995012549A1 Method of purifying waste water
05/11/1995CA2171838A1 Method of purifying waste water
05/09/1995US5413680 Papermaking; detecting bacteria
05/04/1995DE4336997A1 Transition piece between distributor and forming chamber of the head box of a paper machine
05/03/1995EP0523214B1 Headbox
05/02/1995US5411463 Composite roll and method of making
05/02/1995US5411063 Seam-weaving machine with fringe catcher
05/02/1995US5411062 Papermakers fabric with orthogonal machine direction yarn seaming loops
04/1995
04/27/1995WO1995011338A1 A forming apparatus for forming a web from stock
04/27/1995WO1995011183A1 Web guiding process and device
04/27/1995WO1995011075A1 Method and apparatus for dewatering a porous wet web
04/27/1995CA2174228A1 A forming apparatus for forming a web from stock
04/25/1995CA1335337C Stabilized polyurethane modified polyester forming fabric
04/20/1995WO1995010658A1 Sealing strip for dewatering device with press rolls
04/19/1995EP0648892A1 Twin-wire former for a papermachine
04/19/1995CN2194924Y Multitube extension wire-cloth tank for cylinder machine
04/19/1995CN1028252C Paper making apparatus
04/19/1995CN1028251C Method for control of pitch
04/18/1995US5407737 Paper machine cover, in particular a drying filter
04/17/1995CA2118143A1 Twin-wire former for a paper machine
04/13/1995DE4334283A1 Process for providing recyclable fines (fine material)
04/12/1995EP0647737A1 Method of inhibiting wet strength resin deposition in papermaking felts
04/12/1995EP0647285A1 A curved suction box apparatus.
04/12/1995EP0461146B1 Improvements in or relating to papermakers and like fabrics
04/11/1995US5405685 Papermachine clothing
04/11/1995US5405669 Seam for fabrics
04/11/1995US5405500 Embedding an elongate security element onto a moving support surface by rotating embedment comprising a plurality of spaced apart recesses, covering by fibres and into recesses between security elements
04/08/1995CA2131143A1 Method of inhibiting wet strength resin deposition in papermaking felts
04/06/1995WO1995009276A1 Improvement in security features for paper
04/06/1995WO1995009274A1 Security paper having a transparent zone of substantially zero opacity
04/06/1995WO1995009272A1 A transitional duct for a headbox
04/06/1995WO1995009271A1 A basis weight control apparatus
04/06/1995WO1995009270A1 Fractionator
04/06/1995WO1995009268A1 Method and apparatus for dewatering of a fibre suspension
04/06/1995CA2172286A1 Fractionator
04/06/1995CA2172285A1 Method and apparatus for dewatering of a fibre suspension
04/05/1995EP0526592B1 Paper machine for the manufacture of high bulk soft crepe paper
04/04/1995US5403455 Electrodes with subterranean portion for vibrating soil with different intensity and fequency simultaneously
03/1995
03/30/1995WO1995008668A1 Yarn positioning apparatus
03/30/1995DE4342608A1 Device and process for increasing the web dryness content of a paper web
03/29/1995EP0644997A1 Magnetic measuring method and apparatus for determining the size and shape of a slot
03/28/1995US5401363 Papermaking, operation of headbox
03/23/1995WO1995008024A1 A method for controlling the orientation of fibers
03/23/1995WO1995008023A1 A multilayer headbox
03/23/1995WO1995006161A3 Papermakers fabric with orthogonal machine direction yarn seaming loops
03/22/1995EP0643785A1 Apparatus and process for the sorting of a pulp suspension
03/22/1995CN2192647Y Plastic sheet type paper making machine round screen
03/22/1995CN1027984C Method for recoverying & reusing papermaking waste water
03/16/1995WO1995007384A1 Process and apparatus for manufacturing absorbent granular material
03/16/1995DE4437181A1 Head box for a paper machine
03/16/1995DE4437180A1 Method for operating a head box of a paper or board machine
03/15/1995EP0643164A1 Papermaking process and apparatus for use therewith
03/15/1995EP0425523B1 Papermaker's fabrics
03/14/1995US5397438 Method and device for reduction and equalization of transverse shrinkage of paper in single-wire draw in a drying section
03/14/1995CA2029102C Multi-layered papermakers fabric for thru-dryer application
03/14/1995CA2028793C Built up seam for papermakers fabric
03/14/1995CA2028792C Method of producing an angled pin seam in a papermakers felt
03/14/1995CA2019854C Press felt
03/09/1995DE4435860A1 Head box for producing a multilayer paper web
03/08/1995EP0641404A1 Process and apparatus for circulating backwater in a papermaking machine
03/08/1995EP0641401A1 High loop density pin seam
03/07/1995US5395868 Polytetrafluoroethylene, polyurethanes, polyacrylamide, acrylic polymers, methylenebisacrylamide, polyazridine crosslinker, methyl-2-pyrrolidone, ammonium persulfate, sodium metabisulfate and silver nitrate
03/07/1995US5395484 Dewatering web running through covering and carrying wires, separated from the former and transferred to the latter to pick-up point
03/04/1995CA2131440A1 Headbox lamellae and method for reducing turbulence thereabout
03/02/1995WO1995006161A2 Papermakers fabric with orthogonal machine direction yarn seaming loops
03/01/1995CA2130966A1 Paper machine wet forming section and method of operation thereof
02/1995
02/28/1995US5393382 Method for forming and dewatering a web on a fourdrinier fabric
02/28/1995CA2130712A1 Papermaking process and apparatus for use therewith
02/23/1995DE4328029A1 High strength polyester monofilaments for technical applications
02/22/1995EP0639667A1 Apparatus for a paper/board machine and use of the same
02/22/1995EP0639239A1 Jet-speed control in a multi-layer headbox
02/22/1995EP0602182A4 Improved apparatus and method for deinking waste paper pulp.
02/22/1995CN2190129Y Base material feeder for reinforced paper cage
02/21/1995US5391419 Composite yarns having core yarn with sleeve-like coating
02/21/1995US5390708 Apparatus for translating yarns in the proper position and orientation for forming a woven join
02/18/1995CA2130311A1 Device for cleaning a circulating screen
02/18/1995CA2130224A1 Apparatus for a paper/board machine and use of the same
02/16/1995DE4323050C1 Nozzle for a multilayer head box and process for the low-mixing bringing together of at least two stock suspension flows
02/14/1995US5389207 Apparatus for controlling the dewatering of a web in a fourdrinier fabric
02/14/1995CA2024875C Flotation machine for deinking
02/09/1995WO1995004189A1 Method and apparatus for treating filler-containing metarial, such as recycled fibers
02/08/1995CN1098459A Papermaking apparatus and multi-layer paper forming apparatus
02/07/1995US5387320 Twin-wire web former in a paper machine
02/07/1995US5387172 Fiber-reinforced plastic cylinder with an outer wear-resistant layer of filler-containing plastic and a method for producing the same
02/07/1995US5386854 Compact jacquard type seam-weaving machine
02/07/1995CA2129708A1 Fiber recovery system and process
02/07/1995CA2044970C Stationary support device for drainage wire
02/01/1995EP0636194A1 Support apparatus for papermaking machine rotating felt suction pipes
02/01/1995EP0636193A1 A foil for the wire section in a paper making machine
02/01/1995EP0515492B1 An apparatus for filtering suspensions and a method of operating the apparatus
01/1995
01/31/1995US5385765 Splicing for fluoropolymer coated belts
01/26/1995DE4323834A1 Double central distributor for a headbox of a paper machine