| Patents for D21F 5 - Dryer section of machines for making continuous webs of paper (5,645) |
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| 06/23/1981 | US4274210 Gas nozzle for use in treating material webs |
| 06/09/1981 | US4271601 Web dryer operating on the air float principle |
| 05/28/1981 | WO1981001428A1 A device in the drying section of a paper machine |
| 05/26/1981 | US4268974 Hoods for the cylinder drying section of paper making machines and other cylinder drying machines |
| 05/19/1981 | US4267644 Rotatable hollow cylinder, particularly useful as the drying cylinder for a paper machine |
| 05/05/1981 | CA1100311A1 Yankee dryer |
| 04/14/1981 | US4261112 Heat exchange cylinder |
| 03/24/1981 | US4257167 Arrangement for supporting a web, especially a paper web |
| 03/10/1981 | US4254561 Drying cylinder for a paper-making machine |
| 03/03/1981 | US4253247 Steam distributor |
| 03/03/1981 | US4253245 Device for controlling the flow of steam in paper machine dryers |
| 02/24/1981 | US4251928 Metal impregnated dryer fabric |
| 02/24/1981 | US4251927 Paper drier drum |
| 02/03/1981 | US4247993 Nozzle apparatus for airborne paper web dryers |
| 02/03/1981 | US4247990 Method for controlling the moisture content of a web of sheet material |
| 01/21/1981 | EP0022707A1 Induction heating apparatus for long and thin products advancing continuously |
| 01/20/1981 | CA1093814A1 Web drier section |
| 01/06/1981 | US4242808 Paper web drying system and process |
| 12/30/1980 | US4241518 Thermal insulation end panel assembly for a paper machine dryer cylinder and stud clamp therefor |
| 12/09/1980 | US4238284 Method for dewatering a tissue web |
| 12/09/1980 | CA1091005A1 Method and apparatus for controlling the moisture content of a web of sheet material |
| 11/25/1980 | US4235002 Rotary unit for use in calendars or the like |
| 11/11/1980 | US4232455 Dryer drum condensate removal apparatus |
| 11/04/1980 | US4231842 Recovery of thermal energy from a thermomechanical pulp plant |
| 11/04/1980 | CA1088745A1 Web drying roll |
| 11/04/1980 | CA1088743A1 Rotary through dryer having multiple vacuum chambers and associated heaters |
| 10/28/1980 | US4229950 Coupling for end gudgeon and internally heated roller |
| 10/21/1980 | CA1087835A1 Procedure for accomplishing closed conduction of the paper web in the initial part of the drying section in a paper machine |
| 10/14/1980 | CA1087390A1 Condensate control for dryer drum |
| 09/16/1980 | US4222178 Method and apparatus for controlling a drying cylinder |
| 09/16/1980 | CA1085610A1 Method and means for drying a fibre material containing cellulose |
| 09/02/1980 | CA1084703A1 Multideck preheater for a machine for making corrugated paperboard |
| 08/26/1980 | US4218833 Float treatment apparatus |
| 08/26/1980 | US4218832 Apparatus for processing wood products using heat from a boiler for indirectly heating drying gas |
| 07/23/1980 | EP0013400A1 Process for drying moist paper or cardboard webs |
| 07/15/1980 | US4212113 Apparatus for drying an air-borne web |
| 06/25/1980 | EP0012731A1 A device for drying web shaped material |
| 06/24/1980 | US4208807 Electrostatic method and apparatus for treating material |
| 06/24/1980 | CA1079958A1 Pulp and paper drying apparatus and method |
| 06/03/1980 | US4205457 Condensate scavenging apparatus |
| 05/13/1980 | US4202113 Paper machine drying section and method for operating same |
| 04/22/1980 | CA1075893A1 Heat transfer roll and method |
| 04/08/1980 | US4196689 Apparatus for drying paper webs or the like |
| 04/02/1980 | EP0009195A1 Apparatus for guiding a web, in particular a web of paper |
| 04/01/1980 | US4195417 Dryer drum with magnetic spoiler bars |
| 04/01/1980 | CA1074555A1 Facility for the continuous thermal treatment of a product resting in an enclosed space |
| 03/25/1980 | US4194947 Transferring a web from a pick-up fabric to a flow-through drying wire |
| 03/25/1980 | US4194299 Condensate discharging device |
| 03/11/1980 | US4192712 Combined breaker size press coater |
| 03/11/1980 | US4192080 Method of obtaining an even moisture profile in a cylinder drier and a means for carrying out the method |
| 03/04/1980 | US4190964 Web drying section for paper machine |
| 02/26/1980 | US4189845 Method and apparatus for electrostatically forming a layer of material from a slurry thereof |
| 02/19/1980 | US4188731 Method and apparatus for eliminating wet streaks in fibrous sheets or webs by infra-red radiation |
| 02/05/1980 | US4186496 Web drier section |
| 01/29/1980 | US4185399 Doctor blade, drying or sealing assembly |
| 01/29/1980 | CA1070497A1 Method and a device for drying wet fibrous webs travelling over a dryer cylinder in yankee single felt machines |
| 01/22/1980 | US4184268 Dryer drum for a paper making machine |
| 01/15/1980 | US4183149 Web drying roll |
| 01/15/1980 | US4183148 Paper machine drying section and method of operating the same |
| 01/09/1980 | EP0006316A1 Papermaking machine |
| 12/18/1979 | CA1068103A1 Method of drying a cardboard or a paper web and drying device for applying this method |
| 11/27/1979 | CA1066887A1 Drying cylinder |
| 11/20/1979 | CA1066498A1 Paper web streak drying system |
| 10/31/1979 | EP0004915A1 Arrangement for regulating the drying of a paper web in a paper making machine |
| 10/23/1979 | US4172007 Method and apparatus for reliably transporting a web in a paper making machine |
| 10/02/1979 | CA1063343A1 Cylinder dryer for paper machines |
| 09/25/1979 | US4168580 Drying installation for treating webs of material |
| 09/25/1979 | CA1062909A1 Process and apparatus for operating a drying cylinder of a paper making machine |
| 08/08/1979 | EP0003414A2 Float treatment apparatus |
| 08/07/1979 | CA1060062A1 Water/steam coupling for a roll in a paper or cardboard calender |
| 08/07/1979 | CA1059753A1 Air circulating apparatus for floating material in web form |
| 07/03/1979 | US4160048 Method of making a composite cast iron dryer or the like |
| 07/03/1979 | US4160004 Production of fibrous sheet material |
| 06/12/1979 | US4158128 Roller for applying uniform load across the width of processed sheet material |
| 06/05/1979 | CA1055751A1 Continuous shrinking process for wet processed non woven fabrics |
| 05/22/1979 | US4155177 Condensate control for dryer drum |
| 05/15/1979 | US4154004 Apparatus for monitoring the draw-in procedure and the tearing-off of sheets of material in dryers, particularly jet dryers |
| 04/17/1979 | CA1052565A1 Drying cylinder for a paper making machine |
| 04/10/1979 | CA1052128A1 Mechanical drive for a drying and/or press roller or roll group in a paper or cellulose machine |
| 04/03/1979 | US4146972 Continuous web drying |
| 03/27/1979 | US4146361 Apparatus for hot gas heat transfer particularly for paper drying |
| 03/21/1979 | EP0001063A1 Process for washing and/or drying of liquid containing films made by electrolytical precipitation or thermal or electrical coagulation of natural and/or synthetic rubber |
| 02/13/1979 | CA1048262A1 Dryer for material coated on two surfaces |
| 01/23/1979 | US4135307 Method and apparatus for removing liquid from liquid bearing material |
| 12/26/1978 | CA1044887A1 Web dryer with graded apertures |
| 12/19/1978 | CA1044459A1 Doctor blade, drying or sealing assembly |
| 11/14/1978 | US4124942 Method and apparatus for controlling the moisture content of a web of sheet material |
| 10/31/1978 | US4122611 Apparatus for the continuous thermal treatment of a product moving through an enclosed space |
| 10/17/1978 | US4120349 Heat transfer roll |
| 10/03/1978 | USRE29790 Process for handling fluids in heat transfer equipment |
| 09/12/1978 | US4112587 Method and means for drying a fibre material containing cellulose |
| 09/12/1978 | US4112586 Method of drying a cardboard or a paper web and drying device for applying this method |
| 09/12/1978 | CA1038212A1 Web threading system |
| 09/12/1978 | CA1038157A1 Dryer for non-self-supporting webs |
| 09/05/1978 | US4111773 Electrostatic method and apparatus for treating material |
| 08/15/1978 | US4106211 Apparatus for operating a drying cylinder of a paper making machine |
| 08/15/1978 | CA1036348A1 Yankee dryer with hood aperture ratio |
| 08/01/1978 | US4103565 Roll drive for paper machines and the like |
| 08/01/1978 | US4103434 Drying apparatus |
| 07/18/1978 | US4100683 Drying cylinder for a paper making machine |