| Patents for B41F 23 - Devices for treating the surfaces of sheets, webs, or other articles in connection with printing (4,904) |
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| 08/11/1982 | EP0057405A1 Screen printing machine |
| 08/10/1982 | US4343096 System for controlling emissions of a solvent from a printing press |
| 07/27/1982 | US4341167 Energy conserving heating and cooling system for printing plant |
| 06/01/1982 | US4332198 Printing press with an air assist sheet delivery and powdering system |
| 05/25/1982 | US4331704 Applied as thin film over uncured oil based inks |
| 04/13/1982 | US4324198 Device for the electrostatic application of material particles entrained in a stream of gas to an advancing, flat substrate |
| 04/07/1982 | EP0049233A1 Drying device intended for drying material bearing print issuing from a printing machine |
| 03/10/1982 | EP0047166A1 A gravure colour printing press |
| 02/16/1982 | US4315403 Aero-hydraulic generator and a heat recovery installation including such a generator |
| 02/16/1982 | CA1118194A1 Printing coater |
| 01/27/1982 | EP0044369A1 Thermal engraving machine for relief printing |
| 01/26/1982 | US4312137 Drying device in a sheet-fed rotary printing press |
| 12/22/1981 | CA1114637A1 Lower explosive limit (lel) control with automatic calibration capability |
| 11/11/1981 | EP0039526A1 Transporting device for transferring freshly printed sheets |
| 10/27/1981 | US4297583 Ultraviolet light apparatus |
| 10/27/1981 | US4296767 Method and apparatus for cleaning a continuous web of material |
| 10/13/1981 | US4295178 Electrode arrangement with individually connectable and disconnectable electrodes |
| 09/16/1981 | EP0035741A1 Device for the multicolour printing of thermoplastic foils |
| 08/25/1981 | US4285218 System for fixing prints with reactive and vat dyes |
| 08/12/1981 | EP0033320A1 Transfer apparatus and printing machine for sheets. |
| 07/01/1981 | EP0031079A1 Device and method for automatically varnishing band-shaped materials |
| 06/23/1981 | US4274532 Can handling system |
| 06/02/1981 | US4271347 Method and apparatus for accelerating chemical reactions using a spread beam deflector with single or multiple reflectors |
| 06/02/1981 | US4270483 Printing coater |
| 04/28/1981 | US4263724 Traveling web drying apparatus |
| 04/01/1981 | EP0025878A1 Apparatus and method for drying ink printed on a print medium in a printing system |
| 02/19/1981 | WO1981000377A1 Sheet transfer apparatus |
| 01/20/1981 | US4246297 Process and apparatus for the curing of coatings on sensitive substrates by electron irradiation |
| 01/06/1981 | US4242956 Takeoff apparatus for a wicket dryer |
| 01/06/1981 | CA1093010A1 Apparatus for curing photo-developing inks |
| 12/23/1980 | CA1092014A1 Method and apparatus for conservation of energy in a thermal oxidation system for use with a printing press |
| 11/18/1980 | US4233901 Drying printed web material |
| 10/01/1980 | EP0016741A1 Method and apparatus for cleaning a continuous web of material |
| 09/16/1980 | US4222177 Apparatus for curing photo-developing inks |
| 09/02/1980 | US4220865 Ultraviolet curing oven with rotable lamp assembly |
| 08/26/1980 | US4219864 Device and method for moistening and/or discharging electrically insulating objects and materials |
| 08/26/1980 | CA1084258A1 Rotary conveying apparatus |
| 08/19/1980 | CA1083997A1 Rotatable ultraviolet lamp reflector and heat sink |
| 07/15/1980 | US4212555 Ink absorbent pressure rollers for ink recording devices |
| 07/01/1980 | US4209917 Apparatus for supporting articles during exposure to a gaseous or vaporous medium |
| 06/24/1980 | US4208965 Method for electrostatic assistance in printing processes, and printing machines having electrostatic substrate contact pressure |
| 06/17/1980 | US4208587 Method and apparatus for ultraviolet curing of three dimensional objects without rotation |
| 04/22/1980 | CA1075893A1 Heat transfer roll and method |
| 04/01/1980 | CA1074724A1 Apparatus for supporting articles during exposure to a gaseous or vaporous medium |
| 02/19/1980 | US4188883 Rotary printing machine |
| 01/08/1980 | US4182047 Irradiation unit |
| 12/11/1979 | CA1067692A1 Oven for a procession of containers |
| 12/04/1979 | US4177383 Apparatus for treating a sheet material with radiation |
| 11/27/1979 | US4176162 Method and apparatus for conservation of energy in a thermal oxidation system for use with a printing press |
| 11/13/1979 | CA1066356A1 Wide range power control for electric discharge lamp and press using the same |
| 10/23/1979 | CA1064859A1 Unit for treatment of substrate with ultraviolet radiation |
| 09/25/1979 | US4168579 Drying apparatus incorporating an air-moistening device |
| 09/25/1979 | CA1063074A1 Ultraviolet light processor having movable reflectors |
| 08/28/1979 | US4165966 Direct flame drying apparatus (RM-30C) |
| 07/25/1979 | EP0003089A1 Drier for silkscreen printed sheets |
| 05/15/1979 | US4154370 Device for powder metering |
| 04/24/1979 | US4150495 LEL (lower explosive limit) control with automatic calibration capability |
| 04/03/1979 | CA1051848A1 Ultraviolet light processor having rotating shutters |
| 03/20/1979 | US4145386 With a corona discharge, stationary electrode having porcelain enamel dielectric coating |
| 03/06/1979 | US4143278 Coolant carrying pipe |
| 02/20/1979 | US4141060 Ultraviolet light processor having movable reflectors |
| 02/06/1979 | US4138621 Short-arc discharge lamp with starting device |
| 11/14/1978 | CA1042201A1 Paint drying method and apparatus |
| 11/07/1978 | US4124875 Electrostatic dry dusting applicator |
| 10/17/1978 | US4120349 Heat transfer roll |
| 10/10/1978 | US4118873 Method and apparatus for inerting the atmosphere above a moving product surface |
| 09/26/1978 | US4116620 Web drying apparatus having means for heating recirculated air |
| 07/18/1978 | US4101688 Method for printing braille characters by lithography |
| 07/18/1978 | US4101424 Water jacket for ultraviolet lamp |
| 07/04/1978 | US4098568 Rotary conveying apparatus |
| 05/23/1978 | US4090645 Powder metering system |
| 05/16/1978 | US4089193 Machine for printing on textile webs |
| 05/16/1978 | US4089123 Apparatus for drying ink on freshly printed material |
| 04/04/1978 | US4082037 Apparatus for removing dusting powder in offset presses |
| 01/31/1978 | US4070767 Apparatus and method for aerating, vibrating and aligning sheets of paper and the like |
| 11/29/1977 | US4060236 Automatic sheet decurler |
| 11/22/1977 | US4058908 Apparatus for drying flat printed material |
| 10/18/1977 | US4053993 Oven for a procession of containers |
| 10/04/1977 | US4052152 Direct flame drying apparatus |
| 09/20/1977 | US4048917 Continuous motion printing apparatus |
| 09/20/1977 | US4048916 Curing section for continuous motion decorator |
| 07/05/1977 | US4033263 Wide range power control for electric discharge lamp and press using the same |
| 06/28/1977 | US4032817 Wide range power control for electric discharge lamp and press using the same |
| 05/24/1977 | US4025795 Ultraviolet light processor having rotating shutters |
| 05/24/1977 | US4024815 Device for spraying powder |
| 04/19/1977 | US4019062 Unit for treatment of substrate with ultraviolet radiation |
| 02/22/1977 | US4008661 Printing press for use with bag-making machines |
| 01/25/1977 | US4005135 Rotatable ultraviolet lamp reflector and heat sink |
| 01/04/1977 | US4001838 Methods and apparatus for cleaning paper in a high speed electrostatic printing apparatus |
| 12/28/1976 | US4000407 Combined infrared filter and light focusing apparatus for a mercury vapor lamp |
| 12/07/1976 | US3995375 Discharge and draw-off device for driers of material webs |
| 10/19/1976 | US3986223 Surface cleaning device |
| 09/28/1976 | US3983039 Non-symmetrical reflector for ultraviolet curing |
| 09/07/1976 | US3978692 Carpet printing apparatus |
| 07/13/1976 | US3968770 Tinting fluid distributing apparatus for web fed printing press |
| 06/22/1976 | US3964656 Air bar assembly for web handling apparatus |
| 06/01/1976 | US3960081 Drying arrangement for drying inks, adhesives and analogous substances on sheet material |
| 04/13/1976 | US3950650 Ink curing and drying apparatus |
| 03/30/1976 | US3947235 Method and installation for the stoving of articles |
| 03/30/1976 | US3946501 Drying apparatus |