| Patents for D21H 23 - Processes or apparatus for adding material to the pulp or to the paper (8,452) |
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| 08/01/2012 | EP2481850A1 Gluing agent supply system for feeding a gluing agent to a sheet of paper or cardboard |
| 08/01/2012 | EP2480720A1 Blade coating |
| 08/01/2012 | CN202359459U Auxiliary adder for paper-making solid additive |
| 08/01/2012 | CN102619140A Static-pressure sectional controllable spreader |
| 07/31/2012 | US8231764 Paper filler method |
| 07/25/2012 | EP2477808A2 Coated printing substrate |
| 07/25/2012 | EP2340332B1 Device for impregnating a web-type material with thermally curable impregnating resin |
| 07/25/2012 | CN102605677A Paste-width adjusting device of pasting wheels of corrugating machine |
| 07/25/2012 | CN101899785B Method for dyeing with lacquer and natural coloring matter and products thererof |
| 07/25/2012 | CN101838954B Method for producing crystal decorative paper |
| 07/25/2012 | CN101629401B Paper automatic tin foil machine |
| 07/19/2012 | WO2012095553A2 Spray apparatus and spray method for fiber web |
| 07/19/2012 | DE102011002671A1 Leimmittelzuführsystem zum Zuführen von Leimmittel zu einer Papier- oder Kartonbahn Leimmittelzuführsystem for supplying a sizing agent for paper or board web |
| 07/19/2012 | DE102011002670A1 Leimmittelzufuhrsystem zum Zuführen von Leimmittel zu einer Papier- oder Kartonbahn Leimmittelzufuhrsystem for supplying a sizing agent for paper or board web |
| 07/18/2012 | EP2476806A1 Gluing agent supply system for feeding gluing agent to a sheet of paper or cardboard |
| 07/18/2012 | EP2475820A1 Coated paperboard core for elastomeric fiber production |
| 07/18/2012 | EP1817461B1 Method of making surface-sized paper/board |
| 07/18/2012 | CN102597370A Coated paperboard core for elastomeric fiber production |
| 07/18/2012 | CN102587214A Gluing agent supply system for feeding a gluing agent to a sheet of paper or cardboard |
| 07/18/2012 | CN102587213A Gluing agent supply system for feeding gluing agent to a sheet of paper or cardboard |
| 07/18/2012 | CN102587212A Paper web sizing method and system thereof |
| 07/18/2012 | CN102587209A Antibacterial body paper |
| 07/18/2012 | CN102587202A Preparation technology for craft paper and paint for coating craft paper |
| 07/18/2012 | CN102582200A Device and method for transfer coating of pre-drying thin film of lithium battery diaphragm |
| 07/18/2012 | CN101730768B A method for treating a paper product |
| 07/18/2012 | CN101128631B Priming and coating process |
| 07/11/2012 | EP2474368A1 Edge guide of curtain coater |
| 07/11/2012 | CN202323555U 一种具有止退功能的计量辊间隙调节机构 Having a metering roll back only functional gap adjustment mechanism |
| 07/11/2012 | CN202323554U Pressing-roll wiping device for coating machine and coating machine |
| 07/11/2012 | CN202323553U Double-system control press roller wiping device for coating machine and coating machine |
| 07/11/2012 | CN202323552U 一种浸渍纸上胶管道结构 A soaking paper, plastic piping structure |
| 07/11/2012 | CN202323551U 一种偏心式浸渍纸调胶罐 One kind of eccentric tune impregnated paper glue pot |
| 07/11/2012 | CN202323550U 浸渍纸调胶罐 Impregnated paper tune plastic cans |
| 07/11/2012 | CN202323549U 一种新型浸渍纸调胶罐 A new tune impregnated paper plastic cans |
| 07/11/2012 | CN102561104A Wear-resistant liquid decorative paper and production method thereof |
| 07/11/2012 | CN101624797B Paper for amberoid screen clapboard and manufacturing method thereof |
| 07/11/2012 | CN101331013B Blade, structural components op a blade, and method for manufacturing a blade and the structural components of a blade |
| 07/10/2012 | US8216428 Screen |
| 07/10/2012 | CA2600801C Compositions containing expandable microspheres and an ionic compound, as well as methods of making and using the same |
| 07/10/2012 | CA2466312C A retention and drainage system recommended for the manufacturing of paper, paperboard, cardboard and other similar products |
| 07/10/2012 | CA2444936C A method of producing a coated substrate |
| 07/05/2012 | WO2012090088A2 Process for applying high viscosity composition to a sheet with high bulk |
| 07/04/2012 | CN202298352U 一种纸护角涂胶机 A sheet coating machine Corner |
| 07/04/2012 | CN202298351U Strip device and coater |
| 07/04/2012 | CN102535250A Forming, sizing and laminating combined structure for cold-formed corrugated paper board |
| 07/04/2012 | CN102533154A Mixed adhesive and preparation method thereof, and gluing process for gluing semi-chemical corrugated paper by using mixed adhesive |
| 07/04/2012 | CN101962921B Method for improving efficiency of fluorescent whitening agent in high yield pulp-containing paper |
| 07/04/2012 | CN101646823B Offset-printable coated white paper having a high fluorescence intensity and method for producing same |
| 07/04/2012 | CN101503868B Method for preparing decorative material |
| 07/04/2012 | CN101356314B Improved cellulose articles containing an additive composition |
| 07/03/2012 | CA2503304C Soft hydrophilic tissue products containing polysiloxane and having unique absorbent properties |
| 06/28/2012 | WO2012059635A3 Method and apparatus for surface sizing a fibrous web |
| 06/28/2012 | US20120160436 Dispersible Wet Wipes Constructed with a Plurality of Layers Having Different Densities and Methods of Manufacturing |
| 06/27/2012 | EP1928644B1 Blade and method for manufacturing a blade |
| 06/27/2012 | CN1993517B Improved composition and processes for paper production |
| 06/27/2012 | CN102517997A Pulp feeding device of paper pasting machine |
| 06/27/2012 | CN102517996A Hue adjusting process for high-whiteness coating white cardboard |
| 06/27/2012 | CN101967777B Counterfeiting ivory board and manufacturing method thereof |
| 06/27/2012 | CN101886355B Colorized cigarette paper and preparation method |
| 06/27/2012 | CN101743358B Method and arrangement for feeding chemicals into a papermaking process |
| 06/27/2012 | CN101485490B Preparation method of additive agent capable of causing flue-cured tobacco to have fragrance of oolong tea, flavoring as well as application in flue-cured tobacco |
| 06/27/2012 | CN101400854B Papermaking method and papermaking machine |
| 06/27/2012 | CN101328701B Long-acting antibiotic white cardboard and production method thereof |
| 06/26/2012 | US8206553 Retention and drainage in the manufacture of paper |
| 06/21/2012 | WO2012080861A2 Apparatus for and method of applying ribbon in a nonlinear pattern to a web |
| 06/21/2012 | WO2012079923A1 Impregnated blade coating |
| 06/21/2012 | WO2011130503A4 Paper making processes and system using enzyme and cationic coagulant combination |
| 06/21/2012 | US20120152476 High strength paper |
| 06/20/2012 | EP2464785A1 Method and device for producing paper |
| 06/20/2012 | CN102505569A Process for applying neutral sizing agent to surface coating |
| 06/20/2012 | CN102505565A Ternary retention and drainage method for offset paper |
| 06/20/2012 | CN102505561A Electron beam curing surface protective coating for direct vacuum aluminum-plated paper and preparation method thereof |
| 06/20/2012 | CN102505560A Manufacturing method of cast coating cardboard |
| 06/20/2012 | CN101781863B Production method of cast-coated paperboard |
| 06/14/2012 | DE102010062901A1 Imprägnierte Klingenbeschichtung Impregnated blade coating |
| 06/13/2012 | EP1309756B1 Process for sizing paper |
| 06/13/2012 | CN202273141U 一种湿强剂添加系统 One kind of wet strength agent added system |
| 06/13/2012 | CN1973089B Method of producing decorative paper and decorative laminate comprising such decorative paper |
| 06/13/2012 | CN102497936A Edge guide of curtain coater |
| 06/13/2012 | CN102496448A Coil hard-paper cylinder stabilization oil-immersion treatment device |
| 06/13/2012 | CN102493280A Device and method for manufacturing cigarette paper with flame-retardant belt |
| 06/13/2012 | CN102493267A Method for improving ring crush strength of corrugated base paper |
| 06/13/2012 | CN102493254A Tissue paper papermaking process |
| 06/07/2012 | WO2012072873A1 Method and apparatus for producing paper or board |
| 06/07/2012 | WO2012072196A1 Device for coating paper or cardboard webs |
| 06/07/2012 | US20120138249 Method for improving paper and board's resistance to the penetration of liquids |
| 06/06/2012 | EP2183057B1 Method and apparatus for the application of plastics coatings |
| 06/06/2012 | CN202265740U 淋膜制程结构 Laminating Process Structure |
| 06/06/2012 | CN202265739U 一种温变、荧光防伪线涂布转移机构 One kind of temperature change, fluorescent security thread coated transfer mechanism |
| 06/06/2012 | CN202265738U 一种涂布机分离槽吸尘装置 A coating machine separator tank cleaning device |
| 06/06/2012 | CN101935961B Production method of FCCL (Flexible Copper Clad Laminate) release paper |
| 06/05/2012 | CA2501423C Vacuum belt conveyor with lateral guidance for a web forming machine |
| 05/31/2012 | WO2012070644A1 Method for producing paper |
| 05/31/2012 | US20120132381 Novel paper and method of manufacturing thereof |
| 05/31/2012 | DE102010052649A1 Vorrichtung zum Beschichten von Papier- oder Kartonbahnen A device for coating paper or cardboard webs |
| 05/30/2012 | CN202247531U Mica paper paint dipping mechanism |
| 05/30/2012 | CN202247530U Dip dyeing equipment |
| 05/30/2012 | CN202247529U Spraying composite system with multiple spraying guns for vegetable composite paper |
| 05/30/2012 | CN202247528U Efficient double-side paper dyeing machine |
| 05/30/2012 | CN102483352A Fiber optic sensor utilizing broadband sources |