Patents
Patents for D21F 7 - Other details of machines for making continuous webs of paper (7,211)
07/1991
07/31/1991EP0439280A1 Structure for extracting water from a paper web in a papermaking process
07/30/1991CA1286901C Air shower apparatus and method
07/23/1991US5034100 Stationary drainage device with pressure roll
07/17/1991EP0437232A1 Wet circuit of a paper making press with centrifugal dewatering of the press felt
07/17/1991CN1013212B Bearing blanket for extended press
07/16/1991US5032228 Papermaking
07/16/1991CA1286135C Method for seaming a papermaker's fabric
07/02/1991US5027483 Apparatus for selectively releasing yarns from a fringe
06/1991
06/26/1991EP0434325A1 Control of opacity of a moving non-woven sheet
06/25/1991US5026458 Measuring basis weight and speed before winding on reel, calculating weight at reel, adjusting speed
06/25/1991CA1285193C Control valve for a steam box
06/25/1991CA1285131C Equipment for unraveling threads from a fabric
06/11/1991US5023132 Polyamide or nylon filaments
06/11/1991US5022166 Flutter suppression air foils
06/04/1991US5020469 Cross-directional steam application apparatus
06/04/1991US5020245 Steam shower vacuum apparatus
05/1991
05/30/1991WO1991008340A1 Paper machine felts
05/29/1991EP0428559A1 An apparatus for cutting a tail from a web.
05/28/1991US5019213 Method and apparatus in the drying section of a paper making machine for speeding the threading of a paper or paperboard web
05/07/1991US5012594 Web drying unit
04/1991
04/30/1991US5011573 Method and apparatus for control of dry-line on the wire of a fourdrinier paper machine
04/23/1991US5009748 Process and system for controlling the basis weight of a sheet material
04/23/1991CA1283284C Roller caliper gauge
04/10/1991EP0421911A2 A transfer apparatus for transferring a tail of a web
04/10/1991CN1050580A Application of supperheated steam
04/09/1991US5006399 Planar textile structure
04/09/1991US5005610 Papermaking fabric pin seam with braided yarns in joining loops
04/04/1991DE4029487A1 Coated paper drying - using blown air to form air cushion to carry web through dryers without contact
03/1991
03/27/1991EP0418444A1 Drying cylinder particularly for paper-making machines
03/26/1991US5002801 Coating with foamed resin, drying, curing
03/26/1991CA2026098A1 Method and device for guiding the paper web in a coating machine
03/21/1991WO1991003359A1 An apparatus for cutting a moving paper sheet by means of a water jet
03/20/1991WO1991004374A1 Press section dewatering fabric
03/19/1991CA1281569C Papermaker's felt utilizing special web-making techniques to avoid vibration
03/05/1991US4997524 Method and apparatus for transport of a web to be threaded
02/1991
02/27/1991EP0413869A2 Press fabrics
02/27/1991CN1011799B Dryer felt run
02/26/1991WO1991002945A1 Method and instrument for nonlinear averaging compensated measurements
02/26/1991CA2065018A1 Method and instrument for nonlinear averaging compensated measurements
02/19/1991CA1280339C Forming fabric structure to resist rewet of the paper sheet
02/19/1991CA1280308C Air heater for a calender roll diameter controller
02/13/1991EP0412305A2 Apparatus for controlling the thickness of a web passing through a press nip
02/05/1991US4990784 Nonlinear averaging compensated measurements
02/05/1991US4990751 Drier drum, in particular for papermaking machines
01/1991
01/29/1991US4988409 Press felt with asymetric fiber crosssection in a surface layer of lowest permeability
01/29/1991CA1279555C Method of manufacturing an insertion-type seam for making a cloth beltendless, and seaming machine
01/24/1991DE4020501A1 Pinned press, felt for dewatering cellulose pulp
01/23/1991EP0408894A2 Method for regulation and on-line measurement of the fibre orientation in a web produced by means of a paper machine
01/22/1991US4985970 Seaming machine to manufacture an insertion-type seam for making a cloth belt endless
01/22/1991CA1279361C Drive system
01/16/1991EP0407887A2 Polyphenylensulfide monofil for papermachine fabric
01/15/1991US4984622 Apparatus for supplying temperature regulated air to a calender roll
01/15/1991CA1278935C Evaporative-cooling apparatus and method for the control of web or web-production machine component surface temperatures
01/02/1991EP0405213A2 A moisturising device for a web of sheet material, in particular paper
01/02/1991EP0405034A2 Endless fabric
12/1990
12/19/1990EP0402448A1 Seam construction for papermaking fabrics
12/18/1990US4977687 Drip free steambox
12/13/1990WO1990015185A1 A device for removing waste paper that falls under a paper machine
12/05/1990EP0401188A2 Control system for a paper or board machine
11/1990
11/29/1990WO1990014216A1 Calendering control system
11/28/1990EP0399674A2 Jointing of fabric ends
11/28/1990EP0399522A2 Creped tissue web and method of making same
11/28/1990EP0399301A2 Felt for papermaking machine
11/27/1990WO1990014465A1 Forming fabric having a nonwoven surface coating
11/27/1990US4973512 Press felt for use in papermaking machine
11/27/1990US4972561 Method of producing an angled pin seam in a papermakers felt
11/22/1990EP0269691B1 Fixation device
11/20/1990US4970805 Transfer apparatus for transferring a tail of a web
11/13/1990US4969360 System for measuring the cyclic speed and rotational position of a traveling looped belt
11/08/1990DE4013485A1 Web end feed
11/01/1990WO1990012920A1 Application of superheated steam
10/1990
10/25/1990WO1990012918A1 Paper machine felts
10/24/1990EP0290428B1 Control valve for a steam box
10/23/1990US4965736 Cross-directional control of sheetmaking systems
10/17/1990EP0392682A2 Paper machine pressing fabrics
10/10/1990WO1991003600A1 Improvements in the manufacture of web materials
10/10/1990CA2066232A1 Manufacture of web materials
10/09/1990CA1274998A1 Method for the manufacture of a press felt and a press felt
10/03/1990EP0390686A2 Control system for sheetmaking
09/1990
09/30/1990CA2013454A1 Control method for sheetmaking
09/25/1990US4958673 Papermaking machine and a seamed papermaker's fabric
09/19/1990EP0250421B1 A flat structure permeable to liquid, and a method for manufacturing such a structure
09/18/1990CA1274108A1 Frame construction and method in a paper machine press section for facilitating replacement of press rolls and fabrics
09/11/1990US4956050 Method for attenuation of the machine direction pressure pulsations in the headbox in paper and board machines
09/11/1990CA1273838A1 Protective flap for the seam in needle-felts for industrial use
09/05/1990WO1990010165A1 Improvements in or relating to papermakers and like fabrics
08/1990
08/28/1990US4952280 Measuring flocculation; automatic; computers
08/28/1990CA1273196A1 Dryer felt run
08/22/1990CN2060784U Micro-computer controller for regulating consistency of cylinder machines of paper
08/22/1990CN1009290B Control valve for steam box
08/14/1990US4948646 Hinge means connecting felt seams; covering configured as flap and support
08/14/1990US4948465 Using an actuator for lifting roll in contact with felt
08/14/1990CA1272631A1 Drainage belt for presses in the wet section of a paper machine
08/07/1990US4945655 Apparatus for cutting a tail from a web
08/07/1990US4945654 Application of superheated steam
08/07/1990US4945612 System and a method for joining the ends of a band-shaped elongate element
08/01/1990EP0380427A2 Cross-directional smoothness controller and method of using same
08/01/1990EP0380413A2 Cross-directional steam application apparatus
08/01/1990EP0248866B1 Method and apparatus for the levelling of the humidity profile of a continuous web by dielectric drying
07/1990
07/26/1990DE3900858A1 Roll
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