| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
|---|
| 01/13/1994 | DE4220603A1 Rakelstab Metering rod |
| 01/12/1994 | EP0577590A1 Aluminium-salt impregnated fibres, a method for their manufacture, fluff consisting of such fibres, and the use of the fibres as absorption material. |
| 01/12/1994 | CN1023449C Method and apparatus for coating on moving papers |
| 01/11/1994 | CA2021941C Method of manufacturing a compressibility gradient in paper |
| 01/06/1994 | WO1994000637A1 Doctor bar |
| 01/06/1994 | CA2116432A1 Doctor bar |
| 01/05/1994 | CN1080339A Method for embossing webs |
| 12/28/1993 | CA1325500C Paper sizing methods and compositions |
| 12/23/1993 | WO1993025754A1 Improvements in paper making |
| 12/23/1993 | CA2115560A1 Improvements in paper making |
| 12/22/1993 | EP0574384A1 Procedure and means for controlling a doctor coating process |
| 12/21/1993 | CA2025721C Roll coater with perforated deckles |
| 12/09/1993 | WO1993024705A1 Modification of porous materials |
| 12/09/1993 | DE4218596A1 Web coating assembly for moving web of paper or cardboard - uses web draw tension and angle round roller to spread surplus coating mass |
| 12/09/1993 | CA2136849A1 Modification of porous materials |
| 12/06/1993 | CA2097753A1 Coating system for running webs |
| 12/05/1993 | CA2097754A1 Support beam of a coating system |
| 12/01/1993 | EP0571849A1 Coating device for moving webs |
| 11/30/1993 | US5266164 Papermaking process with improved drainage and retention |
| 11/30/1993 | CA1324740C Method and apparatus for applying coating liquid to a moving base |
| 11/30/1993 | CA1324707C Retention and drainage aid for papermaking |
| 11/30/1993 | CA1324704C Paperboard and packing paper production process |
| 11/25/1993 | WO1993023622A1 Device for coating travelling webs of paper or cardboard |
| 11/25/1993 | WO1993023621A1 Process plant |
| 11/25/1993 | DE4216697A1 Prozeßanlage Process plant |
| 11/25/1993 | CA2113346A1 A device for coating moving webs of paper or board |
| 11/24/1993 | EP0571351A1 Coating device for the coating of a size-press roll, paper, or board |
| 11/24/1993 | EP0570837A1 Coating device for webs of paper or cardboard |
| 11/24/1993 | EP0570733A1 Coating apparatus for applying a coating colour onto a paper web |
| 11/22/1993 | CA2096755A1 Method and device for coating a size-press roll, paper, or board |
| 11/21/1993 | CA2096677A1 Coating device for webs of paper or board |
| 11/20/1993 | CA2096568A1 Applicator system for application of color coating on a paper web |
| 11/17/1993 | CN1078413A Method and apparatus for applying a material to a web |
| 11/16/1993 | US5262006 Paper manufacturing process, and papers obtainable by means of that process |
| 11/10/1993 | EP0366764B1 Processes for the production of paper and paper board |
| 11/10/1993 | CN1078178A Method and apparatus for applying a conditioning agent to a fibrous material and the resulting product thereof |
| 10/28/1993 | WO1993021385A1 Device for coating continuous webs of paper or cardboard |
| 10/28/1993 | CA2111589A1 Apparatus for coating traveling webs of paper or cardboard |
| 10/27/1993 | EP0566775A1 Method and apparatus for making an embossed web and product obtained therefrom |
| 10/21/1993 | DE4313889A1 Paper web coating blade - has a reflected for light beam as monitor for control of blade pressure bar setting |
| 10/21/1993 | DE4212611A1 Einrichtung zum Beschichten laufender Bahnen aus Papier oder Karton Means for coating running webs of paper or cardboard |
| 10/20/1993 | EP0565979A1 Coating device for webs of paper or cardboard |
| 10/19/1993 | US5254221 Processes for the production of paper and paper board |
| 10/13/1993 | EP0565509A1 size press |
| 10/13/1993 | EP0565508A1 Applicator beam in a size press |
| 10/11/1993 | CA2093698A1 Method and device in a size press |
| 10/11/1993 | CA2093093A1 Method for coating a material web |
| 10/05/1993 | US5250153 Method for manufacturing a mineral wool panel |
| 09/30/1993 | DE4313628A1 Paper web coating assembly - has a deflection roller between two drying cylinders to bridge the gap if web is not to be treated |
| 09/28/1993 | CA1322436C Pulp dewatering process |
| 09/28/1993 | CA1322435C Production of paper and paper board |
| 09/22/1993 | EP0561757A1 Holder for the cradle of a coating bar or for a coating blade |
| 09/22/1993 | EP0561155A1 Apparatus for coating paper or cardboard webs |
| 09/21/1993 | US5246546 Hot rolling, evaporation, calendering and transferring |
| 09/21/1993 | US5246545 Process for applying chemical papermaking additives from a thin film to tissue paper |
| 09/21/1993 | US5246497 Coating device for coating of a size-press roll, paper or board |
| 09/20/1993 | CA2091939A1 Coating device for webs of paper or board |
| 09/16/1993 | WO1993018228A1 Process for treating and sizing paper substrates |
| 09/16/1993 | WO1993018227A1 Process for making board |
| 09/16/1993 | WO1993017795A1 Pressure strip for coating device |
| 09/16/1993 | DE4207731A1 Abstuetzleiste fuer eine beschichtungsvorrichtung Support bar for a coating device |
| 09/16/1993 | CA2131525A1 Process for making board |
| 09/16/1993 | CA2130922A1 Process for treating and sizing paper substrates |
| 09/16/1993 | CA2102287A1 Pressure strip for coating device |
| 09/15/1993 | CN1076141A A short dwell coater apparatus |
| 09/08/1993 | EP0559453A1 Method and apparatus for applying a material to a web |
| 09/02/1993 | WO1993017182A1 Improved method and apparatus for producing high abrasion resistance surface sheets, and sheets produced thereby |
| 09/02/1993 | WO1993017181A1 Device for applying coating material to a moving material web |
| 09/02/1993 | DE4205993A1 Vorrichtung zum auftragen von beschichtungsmaterial auf eine laufende materialbahn Device for the application of coating material to a moving material web |
| 08/28/1993 | CA2090553A1 Method and apparatus for producing high abrasion resistance surface sheets produced thereby |
| 08/26/1993 | DE4205313A1 Paper web colour applicator - has bar with air guide surface and channel to deflect air away from the web for a clean application |
| 08/25/1993 | EP0556675A1 Roller assembly for applying a coating colour onto a paper web |
| 08/25/1993 | EP0556551A1 Roller assembly for applying a coating colour onto a paper web |
| 08/25/1993 | EP0551360A4 Vaccum metallization of substrates |
| 08/24/1993 | US5238495 Doctor blade |
| 08/22/1993 | CA2090064A1 Roll-coating machine for application of staining colors onto a paper web |
| 08/22/1993 | CA2089919A1 Applicator for application of coating color on a paper web |
| 08/22/1993 | CA2089918A1 Nozzle applicator for application of coating color on a paper web |
| 08/19/1993 | WO1993016229A1 A process for making a paper based product containing a binder |
| 08/19/1993 | CA2129734A1 A process for making a paper based product containing a binder |
| 08/12/1993 | DE4302437A1 Paper web coating for low strength recycled paper material - by applying part of coating vol. at station with drying between stations, for strengthening |
| 08/12/1993 | DE4302435A1 Paper web coating appts. - has smoother against side of web in free path after leaving gap between applicator rollers |
| 08/10/1993 | US5234548 Adding bentonite after shear stage |
| 08/10/1993 | US5234547 Creping aid |
| 08/10/1993 | CA1321046C Method for dewatering paper |
| 08/05/1993 | WO1993015271A1 Improved process for production of paper |
| 07/22/1993 | WO1993014264A1 Method and apparatus for crosslinking individualized cellulose fibers |
| 07/22/1993 | WO1993014263A1 Process for producing paper |
| 07/22/1993 | WO1993014261A1 Method for crosslinking individualized cellulose fibres |
| 07/22/1993 | DE4201057A1 Web coating or dosing roller - can be given different diameters along its length to control volume of applied liquid or paste mass |
| 07/22/1993 | CA2128015A1 Method and apparatus for crosslinking individualized cellulose fibers |
| 07/22/1993 | CA2127992A1 Process for producing paper |
| 07/21/1993 | EP0551360A1 Vaccum metallization of substrates |
| 07/21/1993 | CN1074498A Singleor multi-layer recyclable material, with barrier properties against humidity and gases and a process for its manufacture |
| 07/20/1993 | US5228920 Film coating unit |
| 07/18/1993 | CA2087509A1 Application and dosage device |
| 07/08/1993 | WO1993013266A1 Production of paper and paperboard |
| 07/08/1993 | WO1993013264A1 Lining material, method for coating a material for producing a lining, and apparatus |
| 07/08/1993 | CA2126194A1 Lining material, method for coating a material for producing a lining, and apparatus |
| 07/08/1993 | CA2117350A1 Production of paper and paperboard |