| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
|---|
| 09/07/1994 | EP0613510A1 Process for making a structure having controlled water resistance |
| 08/24/1994 | EP0611329A1 Multiple coat measurement and control |
| 08/23/1994 | US5340611 Process for coating travelling webs |
| 08/23/1994 | US5340402 Nozzle applicator for application of coating color on a paper web |
| 08/18/1994 | WO1994018384A1 A method to separate cellulose based fibers from each other in water and a moulding composition for plastic forming of cellulose containing fiber products |
| 08/18/1994 | DE4304478A1 Application device |
| 08/18/1994 | CA2153982A1 A method to separate fibres from each other in water and a moulding composition for plastic forming of fibre products |
| 08/17/1994 | EP0610574A1 Apparatus for coating fluid media onto a running paper web |
| 08/17/1994 | EP0610217A1 Improvements in paper making |
| 08/16/1994 | US5338361 Coating sensor having radiation source and receiver which detects beam emerging from coated substrate in separate wavelength bands to produce signals corresponding to amounts of various components and substrate |
| 08/10/1994 | EP0609808A1 Thermo-adhesive, water-soluble or water-decomposable paper and method of manufacturing the same |
| 08/10/1994 | EP0609484A1 Apparatus for the application of a coating colour onto a web of fibrous material |
| 08/10/1994 | EP0609483A1 Method and apparatus for coating a paper web |
| 08/05/1994 | CA2114975A1 Device for the application of coating color on a fiber material web |
| 08/04/1994 | WO1994017244A1 Paper web coating process and device |
| 08/04/1994 | CA2133311A1 Paper web coating process and device |
| 08/03/1994 | EP0608986A1 Production of filled paper |
| 07/30/1994 | CA2114464A1 Device for coating free-flowing media onto a moving web |
| 07/27/1994 | EP0608206A1 Size press |
| 07/27/1994 | EP0607398A1 Coating device with coating gap formed between a coating roller and a counter-roller |
| 07/26/1994 | US5332472 Application of fluidized material to a substrate using displacement transfer |
| 07/26/1994 | CA2088007A1 Coating system with blade adjustment |
| 07/26/1994 | CA1330916C Cellulosic fiber- and chitosan-based composite material and a method for the preparation thereof |
| 07/23/1994 | CA2113940A1 Size press and method for coating a web therein |
| 07/21/1994 | WO1994015766A1 Manufacturing process for panels or similar products made of insulating material and panel or product obtained by such process |
| 07/21/1994 | CA2129669A1 Manufacturing process for panels or similar products made of insulating materials and panel or product obtained by such process |
| 07/20/1994 | EP0606889A1 Crosslinked vinyl alcohol/vinylamine copolymers for dry end paper addition |
| 07/20/1994 | EP0606874A1 Method and assembly for preventing air entry between a moving material web and a roll |
| 07/20/1994 | EP0606258A1 Apparatus for adjusting the creping conditions. |
| 07/20/1994 | EP0282571B1 Processes for the production of antistatic or static dissipative paper, and the paper products thus produced, and apparatus utilized |
| 07/20/1994 | CN1089564A Compostable packaging for containment of liquids |
| 07/19/1994 | CA1330741C Paper coating system and method |
| 07/19/1994 | CA1330740C High speed paper coaters |
| 07/14/1994 | DE4402627A1 Web coating |
| 07/14/1994 | DE4402626A1 Paper web coating appts. |
| 07/14/1994 | CA2112949A1 Crosslinked vinyl alcohol/vinyl amine copolymers for dry end paper addition |
| 07/12/1994 | US5328576 Gas plasma treatment for water and oil proofing of fabrics and paper |
| 07/12/1994 | US5328567 Paper from slurry of cellulose pulp, drainage and drying |
| 07/12/1994 | US5328511 Coating device having two separate collection troughs connected to each other |
| 07/12/1994 | US5328510 Apparatus for making paper and paperboard having enhanced gloss |
| 07/12/1994 | US5328179 Furnish composition |
| 06/28/1994 | CA1330382C Soft tissue paper |
| 06/28/1994 | CA1330381C Process for preparing soft tissue paper treated with a polysiloxane |
| 06/22/1994 | EP0603145A1 Method and equipment for coating of the face of a roll in a film size press |
| 06/22/1994 | EP0491879B1 Silica sols, a process for the production of silica sols and use of the sols |
| 06/16/1994 | CA2111291A1 Method and device for coating the face of a roll in a film size press |
| 06/15/1994 | EP0601168A1 Doctor bar. |
| 05/31/1994 | US5316584 Coating system with blade adjustment |
| 05/26/1994 | WO1994011116A1 Method and apparatus for coating paper or the like |
| 05/26/1994 | DE4239163C1 Rapid setting coating for a carrier - uses application of coating in lines or points in a heated calender roller to be spread into a film layer by a counter roller for application. |
| 05/25/1994 | EP0598559A1 Application of fluidized material to a substrate using intermittent charges of compressed air |
| 05/25/1994 | EP0408567B1 Retention and drainage aid for papermaking |
| 05/24/1994 | CA1329683C Processes for the production of paper and paper board |
| 05/14/1994 | CA2102450A1 Method and apparatus for coating a paper web |
| 05/11/1994 | EP0596365A1 Method and apparatus for two-side coating of a thin printing paper web |
| 05/03/1994 | US5308449 Method for treating a paper pulp with an enzyme solution |
| 05/03/1994 | US5308441 Paper sizing method and product |
| 04/28/1994 | WO1994009210A1 Compostable packaging for containment of liquids |
| 04/28/1994 | DE4336365A1 Strahlbeschichtungsvorrichtung und Verfahren Beam deposition apparatus and method |
| 04/27/1994 | EP0593723A1 Device for coating travelling webs of paper or cardboard |
| 04/27/1994 | CA2108841A1 Jet coating apparatus and method |
| 04/19/1994 | US5304391 Method for regulation of the moisture profile of a paper or board web in a film size press |
| 04/19/1994 | US5303670 Device for proportioning of a coating agent onto a moving base |
| 04/12/1994 | US5302206 Extrusion-type application device |
| 04/12/1994 | CA1328335C Process for preparing soft tissue paper treated with noncationic surfactant |
| 04/07/1994 | DE4340039A1 Web coating appts. - has applicator belts passing in a closed loop through press gap between rollers with the web and structured blanket deflection rollers for high speed |
| 04/07/1994 | DE4233377A1 Paper and cardboard web coating applicator - is covered with an elastic film to be stretched or contracted to detach any encrusted cladding material |
| 04/06/1994 | EP0590007A1 Applying a fluoropolymer film to a body |
| 04/06/1994 | CN1084786A Improved method of producing high abrasion resistant surface sheets |
| 03/30/1994 | EP0589013A1 Device for coating continuous webs of paper or cardboard |
| 03/30/1994 | EP0493516B1 Fibres of increased specific surface area, a method for their manufacture, fluff pulp consisting of such fibres and the use of the fibres as absorption material |
| 03/29/1994 | CA1328035C Soft tissue paper containing noncationic surfactant |
| 03/17/1994 | WO1994005857A1 Process for applying chemical papermaking additives from a thin film to tissue paper |
| 03/17/1994 | WO1994005856A1 Tissue paper treated with nonionic softeners that are biodegradable |
| 03/17/1994 | DE4230241A1 Web coating applicator - has a guide surface to form a tapering gas from the jet to the web at the counter roller |
| 03/17/1994 | CA2142605A1 Tissue paper treated with nonionic softeners that are biodegradable |
| 03/16/1994 | EP0586855A1 Coating device for running webs, especially paper or cardboard |
| 03/11/1994 | CA2105953A1 Coating device for traveling webs, particularly paper or board |
| 03/11/1994 | CA2105750A1 Applicator for coating webs of paper or cardboard |
| 03/08/1994 | US5292363 Amphoteric softener, cationic softener, acid, surfactant and carbamide; enhances brightness, opacity, sizing |
| 03/08/1994 | CA1327487C Method and apparatus for coating paper and the like |
| 03/08/1994 | CA1327470C Cross-directional distribution of additives in synthetic papers |
| 03/02/1994 | EP0584218A1 Production of paper and paper products |
| 03/02/1994 | EP0435904B1 Method and apparatus for coating paper and the like |
| 02/23/1994 | EP0583463A1 Improved method and apparatus for producing high abrasion resistance surface sheets, and sheets produced thereby |
| 02/08/1994 | US5284516 Doctoring apparatus with flexible blade mounting |
| 02/08/1994 | CA1326790C Pressure saturator and method |
| 02/03/1994 | WO1994002681A1 Production of paper |
| 02/03/1994 | WO1994002258A1 Process for manufacturing paper webs containing cf or cb layers for pressure sensitive recording paper |
| 02/03/1994 | WO1994002256A1 Coating device with coating gap formed between a coating roller and a counter-roller |
| 02/03/1994 | DE4224726A1 Streicheinrichtung mit zwischen einer Auftragswalze und einer Gegenwalze gebildetem Auftragsspalt Coating apparatus comprising between an applicator roll and a counter roll formed coating gap |
| 02/03/1994 | DE4224719A1 Rapid CF paper prodn. for pressure-sensitive carbon@ paper - using 2 roll appts. (e.g. speed sizer) to give simultaneous front and back coating with uniform thin CF layer contg. colour acceptor |
| 02/03/1994 | DE4224718A1 Paper web coating back application - uses gap between two rollers to apply layer to one side of glue impregnated paper web |
| 02/03/1994 | DE4224717A1 Carbonless paper mfg. - applying separate layers of coating and dispersion of microcapsules with one or two transfer rollers |
| 02/03/1994 | DE4224716A1 Coated front paper prodn. for pressure-sensitive recording paper - by simultaneous application of front coat and back size coat with aq soln pref starch soln using rollers fed by grooved dosing doctors. |
| 02/03/1994 | CA2120015A1 Coating device with coating gap formed between a coating roller and a counter-roller |
| 01/25/1994 | US5281307 Crosslinked vinyl alcohol/vinylamine copolymers for dry end paper addition |
| 01/20/1994 | WO1994001622A1 Paper colouring apparatus |
| 01/20/1994 | WO1994001619A1 Aqueous compositions for sizing of paper |
| 01/18/1994 | US5279854 Method and apparatus for zoned application of particles in fibrous material |