Patents
Patents for B41F 23 - Devices for treating the surfaces of sheets, webs, or other articles in connection with printing (4,904)
05/2000
05/31/2000CN2380383Y Scraper device for paper
05/31/2000CN2380382Y Drying apparatus of ultraviolet dryer for printing
05/25/2000WO2000029215A1 Sheet offset printing method and sheet offset printing press
05/24/2000EP0844930B1 Apparatus and method for drying a discontinuous or continuous substrate fed along a feed path of an offset press
05/11/2000DE19850836A1 Trocknungsverfahren Drying process
05/10/2000EP0999044A2 Drying process
05/10/2000CN2377083Y Automatic lithographic plate compound machine
05/10/2000CN1252349A Positioner for printing machine
05/09/2000US6058844 Method for minimizing web-fluting in heat-set, web-offset printing presses
05/04/2000DE19949753A1 Procedure for cleaning surface of printed material processing machine entails drawing dirt from surface through revolving hollow cleaning roller in first position and blowing dirt from cleaning roller in second position
05/04/2000DE19943027A1 Device for selectively positioning of at least one cylinder in printing machine, cylinder being rotatably located in support with which it forms unit adjustable in different positions
05/04/2000DE19849633A1 Positioniervorrichtung in einer Druckmaschine A positioning device in a printing press
05/04/2000CA2287828A1 Drying method
05/03/2000EP0997697A2 Apparatus for drying and cooling freshly printed paper webs
05/03/2000EP0997301A2 Infrared foil heater for drying ink jet images on a recording medium
05/03/2000EP0997276A1 Positioning device in a printing machine
04/2000
04/25/2000US6053104 Printing device with a device for cleaning the printing substrates supplied to the printing machine
04/20/2000WO2000021683A1 Coating machine for upgrading sheet material
04/20/2000DE19944117A1 Sheet printing press with counterpressure cylinder and adjustable cylinder, in which movable sheet guide element is fitted to counterpressure cylinder
04/19/2000EP0993374A1 Method of operation of a printing unit and printing unit for offset machine
04/06/2000DE19941726A1 Powder applicator for sheet in printing press, with jet fitting inside hollow cylinder and mixture ejecting in direction of powdering sector of grip track
03/2000
03/29/2000EP0868305B1 Device and method for monitoring the amount of a fluid sprayed across the width of moving material webs for the moistening thereof
03/28/2000CA2082378C Offset rotary for color printing system
03/23/2000DE19842740A1 Pneumatic sheet guide device for printing press, with several coolant channels within pneumatically pressurized flow channel in functional connection with paper guide device
03/22/2000EP0987206A2 Pneumatic device for guiding sheets in a printing machine
03/21/2000US6038998 Device for applying powder to sheets
03/14/2000CA2171919C Process and device to control the humidity of a web on a printing machine
03/09/2000DE19937557A1 Powder/air mixer comprises funnel through which powder falls by gravity into center of an air stream
03/09/2000DE19836021A1 Pudervorrichtung Powder device
03/02/2000CA2281212A1 Printing press drying apparatus and related method
03/01/2000EP0981445A1 Sheet feed device with two sheet drums and subsequent processing device
02/2000
02/24/2000WO2000009338A1 Method and device for powdering printed sheets
02/24/2000WO2000009337A1 Device for powdering printed sheets with the aid of an electrostatic charge
02/24/2000WO2000009336A1 Method and device for powdering printing sheets
02/24/2000WO2000009335A1 Powder device with a constant supply of powder
02/24/2000WO2000009269A1 Powdering device
02/24/2000DE19836669A1 Preparation of the surface of a paper or cardboard web for calendering or printing comprises treating with an atmospheric plasma
02/23/2000EP0980312A1 Bearing for a rotary press cylinder
02/23/2000EP0980311A1 Inking system for inking a form cylinder of a printing machine by intaglio engraving
02/23/2000EP0980310A1 Rotogravure rotary press
02/17/2000DE19937558A1 Dosing device for powder units for powdering printed sheets, has circumferentially aligned surface profile on rotationally symmetrical dosing member underneath power supply device to prevent powder compacting
02/17/2000DE19937090A1 Method for powdering printed sheets in printers uses mixture of powder and air supplied by air pressure generator whose output is altered infinitely throughout the operation
02/17/2000DE19836022A1 Device to dust printed sheets of paper etc. by powder dusting device which is located inside sheet delivery device has charging-up device outside paper delivery device at location
02/17/2000DE19836018A1 Arrangement for applying powder to printed sheets
02/17/2000DE19836014A1 Imprinted sheet powdering arrangement
02/17/2000DE19836013A1 Powdering device for powdering printed sheets
02/02/2000EP0976555A1 Sheet-like material coating system
01/2000
01/25/2000US6016751 Device and method for monitoring the amount of a fluid sprayed across the width of moving material webs for the moistening thereof
01/20/2000DE19921632A1 System for guiding damp printed web in web-fed rotary press has deflection roller through which damp web is guided, and application device which directly transfers water solution onto deflection roller
01/05/2000EP0968821A2 Sheet transport cylinder in a sheet-fed press
01/05/2000EP0968628A1 Active discharge electrode for minimizing positive and/or negative charges on moving material webs
01/05/2000DE19829383A1 Feeding device for a printing press
12/1999
12/28/1999US6006843 Contact cleaning roller oscillated by a barrel cam
12/28/1999CA2109164C Rotary intaglio printing machine and a rotary intaglio printing process
12/23/1999DE19826974A1 Embossing station for an offset printing press
12/23/1999DE19826891A1 Bogenrotationsdruckmaschine Sheet-fed rotary printing machine
12/16/1999DE19826083A1 Powder discharge suction piece in sheet delivery system of rotary printer
12/14/1999US6000695 Device for the transport and deposit of sheets in a stacking region of a rotary press
12/14/1999US6000336 Applicator cylinder with sleeve having recesses therein to receive grippers in a sheet-fed press
12/09/1999WO1999046123A3 Sheet feeding device
11/1999
11/30/1999US5992845 Sheet-guiding device with a cooled sheet-guiding plate
11/25/1999WO1999059821A1 Method and apparatus for using workpiece registration to inline decorate and cure workpieces
11/25/1999WO1999059737A1 Apparatus and method for thermographic printing
11/24/1999EP0830217B1 Method and device for hardening a layer on a substrate
11/23/1999US5991506 Dryer unit
11/23/1999US5989639 Preventing entrapment of air bubbles
11/16/1999US5985376 Exposure to actinic radiation; decoration
11/16/1999US5983795 Sheet-fed rotary printing press
11/09/1999US5982500 Device for measuring the surface of a print product
11/09/1999US5979325 Dryer unit in a printing machine
11/09/1999CA2129945C Infra-red forced air dryer and extractor
11/04/1999DE19915386A1 Vorrichtung zur Vermeidung des Abschmierens beim Transport einer bedruckten Bahn Device to prevent smearing when transporting a printed web
11/03/1999EP0953532A2 Device for preventing smudging during the transport of a printed web
10/1999
10/19/1999US5966836 Infrared heating apparatus and method for a printing press
10/13/1999EP0949069A1 Rotary printing machine for securities
10/13/1999CN1231317A Surface treating agent composition for aqueous ink spraying/painting/printing base material
10/13/1999CN1231237A Rotary press for negotiable securities paper
10/12/1999US5964155 Device for powdering printed products
10/07/1999DE19814689A1 Paper-coating machine having micro-roughened transfer roller, avoiding perfect smoothness advocated in prior art
10/06/1999EP0947321A1 Powdering device in a printing machine
10/05/1999US5960713 Retractable printing-coating unit operable on the plate and blanket cylinders simultaneously from the dampener side of the first printing unit or any consecutive printing unit or any rotary offset printing press
09/1999
09/30/1999DE19812711A1 Bestäubungseinrichtung in einer Druckmaschine Dusting device in a printing machine
09/29/1999EP0945268A1 Powdering device in a printing machine
09/23/1999DE19908266A1 Offset printing machine printing with one or more inks
09/23/1999DE19906710A1 Sheet unroller for printing machines based on vacuumed pull-down grooves
09/23/1999DE19812149A1 Kühlwalze Chill roll
09/22/1999EP0943435A1 Cooling cylinder
09/21/1999CA2142024C Process for producing colour cards
09/16/1999WO1999046123A2 Sheet feeding device
09/15/1999EP0941844A1 Sheet guiding device
09/10/1999WO1999044829A1 Method and apparatus for printing on a stepwise fed web with a printing ink, which is activated by radiation with light, preferably uv-light
09/07/1999US5947026 Apparatus for reducing downstream marking including folder marking
09/02/1999WO1999043501A1 Offset printing method and an offset printing machine
09/02/1999DE19807643A1 Verfahren und Vorrichtung zum Trocknen eines Trocknungsgutes an der Oberfläche eines schnell geförderten Trägermaterials, insbesondere zum Druckfarbentrocknen Method and apparatus for drying a material to be dried on the surface of a fast-supported carrier material, in particular for drying printing inks
08/1999
08/31/1999US5945680 Method for activating photoinitiators in photosensitive substrates and an apparatus for curing such substrates
08/31/1999US5943722 Surface treatment device
08/26/1999WO1999042774A1 Method and device for drying a rapidly conveyed product to be dried, especially for drying printing ink
08/26/1999WO1999042291A1 Sheet-fed letterpress rotary with printing units for multicolour printing and at least one coating unit
08/26/1999DE19903887A1 Process and sheet fed rotary printing machine for printing both front and back sides of a printed sheet
08/26/1999DE19807505A1 Rotary sheet printer for multicolored printing
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