| Patents for B31D 3 - Making articles of cellular structure, e.g. insulating board (1,410) |
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| 07/22/2009 | CN201275902Y Filter element former |
| 07/22/2009 | CN201275901Y Paper core glue injection machine |
| 06/24/2009 | CN100503225C Forming structure for honeycomb paper board, paper core |
| 06/23/2009 | CA2344184C Method of making a single-cell window covering |
| 06/17/2009 | EP2069131A1 Improved strength to weight folded honeycomb product |
| 06/03/2009 | CN201249540Y Molding device for magnesium alloy honeycomb core |
| 06/02/2009 | US7541082 Cellular structure |
| 06/02/2009 | CA2378199C Light-control panel and method of fabrication |
| 05/27/2009 | CN101439600A Honeycomb paperboard tray panel and manufacturing method thereof |
| 05/27/2009 | CN101439599A Honeycomb paperboard tray socle and manufacturing method thereof |
| 05/07/2009 | US20090117335 Method for Producing a Nanoporous Substrate |
| 04/29/2009 | EP2052849A1 Honeycomb-corrugated cardboard assembly |
| 04/29/2009 | CN100482459C Internal box of packaging box for easy broken object and its making method |
| 04/22/2009 | EP2050562A1 Corrugated cardboard strip reorienting device |
| 04/22/2009 | CN100480039C Honeycomb paper core cutter |
| 04/16/2009 | DE102007049422A1 Waben-Wellpappen-Anlage Honeycomb corrugated board plant |
| 04/15/2009 | EP2048094A2 Corrugated cardboard-strip-transport device |
| 04/09/2009 | WO2009045095A1 Composite panel and its production |
| 04/07/2009 | US7513974 At least two tissue paper plies which are superposed and joined, cut or precut into a desired format and connected to one another at least over a segment of a peripheral zone; such as napkins or handkerchiefs |
| 03/18/2009 | EP2035219A2 Method and apparatus for manufacturing open core elements from web material |
| 03/11/2009 | CN201205765Y Perforating mechanism for cellular paper core automatic production line |
| 02/04/2009 | CN201189675Y Shearing mechanism for honeycomb paper core automatic production line |
| 02/03/2009 | US7485239 Component of glass-like carbon for CVD apparatus and process for production thereof |
| 01/28/2009 | CN101352939A Method for increasing side pressure strength of honeycomb cardboard and cardboard processed by the method |
| 01/15/2009 | WO2008141688A3 Elastic honeycomb sheet, its production process and equipment to produce |
| 01/14/2009 | EP2014458A1 Manufacture method of a honeycomb type panel, installation for its implementation and the panel obtained |
| 01/07/2009 | CN101337447A Preparation method of paper templet |
| 01/07/2009 | CN101337141A Multi-segmentation filter and method for producing filter paper core |
| 01/07/2009 | CN101337139A M-shaped filter and method for producing filter paper core |
| 01/07/2009 | CN100448658C Process of producing honeycomb card board with waste paper product |
| 01/06/2009 | CA2425988C Process for the manufacture of a tape-shaped object |
| 12/24/2008 | CN201169093Y Paper honey-comb tray panel edge bonding machine apparatus |
| 12/24/2008 | CN201169092Y Paper honey-comb tray stilt encapsulating machine apparatus |
| 12/24/2008 | CN101327671A Machine for producing seedling cultivation paper tube for tissue culture seedling of potato |
| 12/24/2008 | CN101327670A Method for producing paper sheet material |
| 11/27/2008 | WO2008141689A1 Vacuum insulation panel and method for the production thereof |
| 11/27/2008 | WO2008141688A2 Elastic honeycomb sheet, its production process and equipment to produce |
| 11/27/2008 | CA2674479A1 Vacuum insulation panel and method for the production thereof |
| 11/26/2008 | EP1995052A1 Elastic honeycomb sheet, its production process and equipment to produce |
| 11/20/2008 | US20080286556 Super-hydrophobic water repellant powder |
| 11/19/2008 | CN101306586A Application of honeycomb paper core or honeycomb paperboard in writing board |
| 11/13/2008 | US20080277380 applying a magnetic field to a doped Si substrate in contact with an etchant, etching the substrate with the etchant while relative movement occurs between the substrate and the magnetic field; during etching, the charge carriers move relative to the substrate and magnetic field, etching forms porosity |
| 11/12/2008 | EP1989043A2 Composite structural panel and relative method of production |
| 11/05/2008 | CN100430165C Device for sheet material corrugation |
| 10/29/2008 | CN201140555Y Clipping apparatus of cardboard feet-packing machine |
| 10/29/2008 | CN201140554Y Cardboard edge coverring model |
| 10/29/2008 | CN201140553Y Paper feeding device for cardboard feet-packing machine |
| 10/28/2008 | US7442303 Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes |
| 10/21/2008 | US7438193 Nanoporous membrane and method of fabricating the same |
| 09/30/2008 | US7429171 Device for sheet material corrugation |
| 09/25/2008 | US20080230517 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter |
| 09/10/2008 | CN101259764A Punching mechanism for honeycomb paper core automatic production line |
| 09/10/2008 | CN101259621A Cutting mechanism for honeycomb paper core automatic production line |
| 09/04/2008 | US20080215132 Implantable devices having textured surfaces and methods of forming the same |
| 09/04/2008 | DE202006020073U1 Bauteil aus beschichteter Papierwabe mit tragender Funktion für Sandwichmaterialien Component of coated paper honeycomb with supporting function for sandwich materials |
| 09/03/2008 | CN101254669A Horizontal fibers honeycomb papers core and cardboard |
| 09/02/2008 | US7419612 Method of creating pores in a thin sheet of polyimide |
| 08/28/2008 | US20080203055 Method of forming one or more nanopores for aligning molecules for molecular electronics |
| 08/26/2008 | US7416775 Wall element |
| 08/20/2008 | EP1958889A2 Structure for dissipating impact energy |
| 08/20/2008 | EP1919598A4 Process for producing a porous track membrane |
| 08/20/2008 | CN101247947A Die cut insulation blanket and method for producing same |
| 08/14/2008 | WO2008095400A1 A honeycomb brick and process of manufacture thereof |
| 08/13/2008 | CN101239511A Self-locking type honeycomb/corrugated composite paperboard |
| 08/12/2008 | US7410455 Method for curvilinear folded structure production |
| 08/07/2008 | DE102007005001A1 Low-emission composite material i.e. wood paper material, manufacturing method, involves providing low-emission composite material with middle position with honeycomb structure, where material includes top layers of massive wooden lamellas |
| 08/06/2008 | CN101234542A Method for folding cardboard for supporting object and application method thereof |
| 07/31/2008 | US20080179281 Methods for fabricating device features having small dimensions |
| 07/29/2008 | CA2296852C Dual-laminate honeycomb material |
| 07/23/2008 | CN101227966A Process for producing a porous track membrane |
| 07/22/2008 | CA2366504C Folded honeycomb made of corrugated cardboard, process and apparatus for its production |
| 07/17/2008 | WO2008003015A3 Method and apparatus for manufacturing open core elements from web material |
| 07/15/2008 | US7399423 Thin film support substrate for use in hydrogen production filter and production method of hydrogen production filter |
| 07/09/2008 | CN101214740A Diamond-type honeycomb sandwich panel and preparation |
| 07/09/2008 | CN101213955A Checker cocooning frame core of checker cocooning frame and its production machine |
| 07/08/2008 | US7396479 Method for manufacturing porous silicon |
| 07/03/2008 | US20080156768 Methods for making internal die filters with multiple passageways which are fluidically in parallel |
| 07/01/2008 | US7393458 Porous material and production process thereof |
| 06/26/2008 | WO2008076405A1 Honeycomb having a low coefficient of thermal expansion and articles made from same |
| 06/26/2008 | WO2008076398A1 Honeycomb from controlled porosity paper |
| 06/26/2008 | US20080149594 Apparatus and process for forming and handling porous materials |
| 06/26/2008 | CA2669985A1 Honeycomb having a low coefficient of thermal expansion and articles made from same |
| 06/26/2008 | CA2669980A1 Honeycomb from controlled porosity paper |
| 06/25/2008 | CN101204857A Producing method of honeycomb structure light partition board |
| 06/18/2008 | CN101200123A Sugarbeet seedling paper tube making machine |
| 06/17/2008 | US7389014 Integrated semiconductor circuits and methods of making integrated semiconductor circuits |
| 05/14/2008 | EP1919598A1 Process for producing a porous track membrane |
| 05/07/2008 | EP1917138A2 Die cut insulation blanket and method for producing same |
| 04/17/2008 | US20080090074 monocrystalline silicon substrate having pores with high aspect ratio andsilver particles existing at a bottom of the pores; suitable for a trench capacitor, penetration electrode, nozzle hole and |
| 04/16/2008 | CN201046615Y Honeycomb paper sandwich panel steel die hot press |
| 04/15/2008 | US7357877 Dispersion of nanowires of semiconductor material |
| 04/09/2008 | CN101157284A Paper feeding device for cardboard feet-packing machine |
| 04/09/2008 | CN101157283A Clipping apparatus of cardboard feet-packing machine |
| 04/09/2008 | CN101157282A Cardboard edge covering model |
| 04/09/2008 | CN100380604C Method for removing photoresist and etch residues |
| 04/09/2008 | CN100379931C Compressible structural panel |
| 04/03/2008 | WO2008039740A1 Improved strength to weight folded honeycomb product |
| 04/02/2008 | CN201042857Y Composite product line for hard honeycomb sheet paper |
| 03/06/2008 | US20080058191 Cushioning product and method and apparatus for making same |
| 02/13/2008 | CN201020890Y Press-fitting belt pneumatic deflection-correcting device |