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| Number | Title | Issue Date |
| 7395844 | Processing apparatus and method of processing A method of processing a wooden piece taken out from a raw wood into a predetermined three-dimensional shape, includes compressing the wooden piece by applying compressive force thereto in a water vapor atmosphere of higher temperature and higher pressure than atmos... | 07/08/2008 |
| 7290576 | Compressed wood product and method of manufacturing compressed wood product A compressed wood product includes a first part composed of a wooden material compressed into a predetermined shape; and a second part to be joined with the first part. A direction of wooden fibers of the wooden material composing the first part is substantially par... | 11/06/2007 |
| 7201193 | Process for treating wood with a mixture of garnet particles and glass beads A process for treating wood to create a worn appearance. The process involves impacting the surface of the wood with a mixture of garnet particles and glass beads sufficiently to cause the soft rings to wear away at a rate greater than the hard rings. ... | 04/10/2007 |
| 7195823 | Delivery system for supplemental wood preservative and/or metal corrosion inhibition treatment The present invention comprises a porous pad impregnated with wood preservative(s) and/or metal corrosion inhibitor(s) to which future maintenance treatments can be applied. These pads are designed to be placed within joints of wood, metal or combinations thereof fo... | 03/27/2007 |
| 7147024 | Method to produce a decay resistant and weatherproof wooden product with qualities like hardwood A method to produce a decay resistant and weatherproof wooden product (11) and to its qualities like hardwood, for instance teak, in compressing and heating wood block (1) into a wanted shape. In the method a dried wood block (1) is compressed a... | 12/12/2006 |
| 7131471 | Compressed wood product and manufacture The invention described is a method for compressing wood products in a manner which achieves fixation of compression deformation. The method includes two compression stages. In between those stages the wood is coated and impregnated with a fatty acid. The wood, afte... | 11/07/2006 |
| 7108031 | Method of making patterns in wood and decorative articles of wood made from said method A method for providing a decorative wood surface that is two-dimensional but creates a three-dimensional visual pattern. The upper surface of a wood member is embossed to form ridges, valleys, and transition zones. After embossing, the upper portions of the ridges a... | 09/19/2006 |
| 7066221 | Plate joiner A plate joiner including a fence support, a drive, and a fence system. The fence support includes a cutter and a contact surface, which defines a cutter slot. The cutter is arranged and configured to protrude from fence support through cutter slot to make a plunge c... | 06/27/2006 |
| 7018582 | Method and apparatus for forming an article and an article formed thereby A method for forming an article in which thermoplastics materials are used as the binding agent. Materials (21) are shredded in a shredder (1), compressed in a compressing chamber (15) and moulded in a moulding chamber (16, 17, 19, 20, 26, 27... | 03/28/2006 |
| 7004300 | Adjustable disc roll for longitudinally orienting elongated wood chips An apparatus for longitudinally orienting pre-glued elongated wood strands for forming OSB panels includes a spreading head with disc rolls that each have discs arranged parallel to one another on a rotatable shaft arranged over a forming belt. The discs of a given ... | 02/28/2006 |
| 6817394 | Prismatic wood compression molding method and compression molding device therefor A prismatic wood compression molding method capable of easily producing long-sized lumber usable as pillars or like by compression molding. The method is characterized by comparing the steps of: using a plurality of rigid plate-like bodies such as metal plates to co... | 11/16/2004 |
| 6667429 | Method for manufacturing modified wood Wood such as spruce, maple, and hornbeam are retained in high pressure steam of pressure 0.2 to 1.6 MPa at 120 to 200° C. for 1 to 60 minutes, and subsequently, cooled and dried to obtain a modified wood having superior acoustic properties and old wood-l... | 12/23/2003 |
| 6553688 | Method for producing a piece of timber including heartwood A method for making wood with heartwood has steps of forming a wood log with a heartwood from a tree, pressure treatment to the wood log with the heartwood, drying the wood log and forming the wood log to a desired shape. The pressure treatment process is... | 04/29/2003 |
| 6425322 | Method and means for handling of forestry wastes The present invention is for a log made from wastes from forestry and the like material. The invention also is for means and method for the production of such log. The log comprises a sheath which surrounds the compressed forestry wastes of the log. A log... | 07/30/2002 |
| 6418990 | Material and process for its production The invention relates to a process for greatly increasing the elasticity and bendability of diffuse-porous wood and comprises the following steps: a) supplying a specimen of diffuse-porous wood; and b) isostatically pressing the specimen in a) with a pres... | 07/16/2002 |
| 6250350 | Method of impregnating wood with liquid A method of impregnating wood with liquid puts the wood in a pressure vessel, immerses the wood in the liquid contained in the pressure vessel, pressurizes the liquid to compress the wood while keeping the temperature of the wood at or above the softening... | 06/26/2001 |
| 6213010 | Wood sheet heat treatment method and plant A method for treating wood sheets in which individual sheets coming out of a dryer are sent to a continuous press to have them pass from a first temperature to a second temperature lower than the first while holding them under pressure in the passage. In ... | 04/10/2001 |
| 6183812 | Method for treatment of wood A method for treatment of one or more wood elements by pressurization comprises the steps embedding the wood elements into a pressure medium, of increasing the pressure in the pressure medium, whereby the wood element is compressed by transmitting the pre... | 02/06/2001 |
| 6152973 | Compressed wood fuel pellet and method and machine for making same A method and machine for making a new and improved compressed wood fuel pellet. The method comprising the steps of severing a wafer of tree trunk or branch, punching or splitting a small portion along the grain in the wafer, confining each portion across ... | 11/28/2000 |
| 6142198 | Application of mechanical stress to improve wood treatability Application of vibration and/or compression to kiln-dried wood increases the retention and penetration of preservatives in the wood.... | 11/07/2000 |
| 6098679 | Dimensionally stable oriented strand board (OSB) and method for making the same The present invention is concerned with a method for obtaining a wood panel, preferably an OSB panel, with significantly reduced thickness swelling properties when exposed to or contacted with moisture or water. The novel dimensionally stable panels are o... | 08/08/2000 |
| 6083437 | Method for dimensional stabilizing treatment of wood and wood composite A method for dimensional stabilization treatment is disclosed which enables externally supplied high pressure steam to permeate well into interior of wood or wood composite, and which is thereby capable of constantly imparting high dimensional stability t... | 07/04/2000 |
| 6053224 | Device for pressure treatment of wood A device for pressure treatment of wood elements comprises a pressure chamber for accommodating the wood elements which are to be treated. The pressure chamber also accommodates a pressure medium which surrounds the wood elements on more than one side and... | 04/25/2000 |
| 6053225 | Wood molding process A wood molding process which comprises treating woods with liquid ammonia, removing said liquid ammonia by evaporation, softening woods with heating and molding them into a desired shape, and treating the molded woods with hot water or steam.... | 04/25/2000 |
| 6047751 | Method and apparatus for increasing the hardness and intensity of wood A device for increasing the hardness and intensity of wood which comprises chuck means for holding the wood in a fixed position for processing, a compression-shaped forming die for compressing the wood being processed, an ultrasonic wave-generating device... | 04/11/2000 |
| 6039098 | Position-based integrated motion controlled curve sawing A method of position-based integrated motion controlled curve sawing includes the steps of: transporting a curved workpiece in a downstream direction on a transfer, and monitoring position of the workpiece on the transfer, scanning the workpiece through a... | 03/21/2000 |
| 5967207 | Method of fabricating bamboo slats for venetian blinds A method of fabricating bamboo slats into bamboo blinds, wherein bamboo wood is cut into bamboo strips of predetermined length. The bamboo strips are polished, then boiled in a hydrogen peroxide solution for bleaching the strips. The bamboo strips are the... | 10/19/1999 |
| 5937925 | Method for manufacturing a high strength lumber A method for manufacturing a high strength lumber obtained by artificially compressing a volume of grown natural wood without any destruction of wood tissue, and which is made such that a pine tree is lumbered and exposed to a microwave whereby moisture c... | 08/17/1999 |
| 5904194 | Method for producing a hard wood element A method for producing hard elements from wood provides that at least one wood piece is inserted into a press together with a liquid absorbing material after which an isostatic pressure higher than 800 bar is applied on the wood piece and the liquid absor... | 05/18/1999 |
| 5881786 | Method of producing wood strips for conversion into composite lumber products The invention is a method for producing flitches prepared from roundwood logs, a method for the manufacture of wood slices or slats from the flitches, and methods of combining the strips into composite lumber products. The methods are based in part on the... | 03/16/1999 |
| 5697414 | Method for preventing and/or controlling staining in lumber, apparatus therefore and non-stained lumber Method and apparatus for providing control or elimination of non-microbial enzymatic staining in lumber sapwood. Stain resistant lumber obtained by application of mechanical force.... | 12/16/1997 |
| 5685353 | Method for compressive shape-drying of wood The invention is related to a method and apparatus for compressive shape-drying of wood (1). In the first phase of the method, green wood is compressed to a desired shape simultaneously heating the wood. According to the invention, during the first phase ... | 11/11/1997 |
| 5678618 | Process for producing hard elements of wood A method of producing hard wooden elements by compressing wooden blanks at an isostatic pressure greater than 800 bars, preferably greater than 1000 bars.... | 10/21/1997 |
| 5503202 | Radius curve log sawing apparatus and method A sawing process and apparatus cuts a log longitudinally along a radius curve to produce boards. The sawing apparatus includes a continuous flexible band saw blade, provided with teeth at one or both edges. A support exposes a section of saw blade that is... | 04/02/1996 |
| 5355921 | Process and apparatus for self sharpening a pellet lathe knife A process for selectively abrading one surface of a veneer knife at a higher rate that the other face and includes a novel way of providing lubricating and cooling fluid to the faces of the knife wherein the majority of the lubricant is provided to the fa... | 10/18/1994 |
| 5343913 | Wood treating method and apparatus A wood treating method and apparatus whereby a wood which is thin or bent, such as a soft wood or wood removed during growth or a wood from thinning, is strengthened, straightened and molded in any desired shape, wherein after the wood is heated and softe... | 09/06/1994 |
| 5334445 | Cellulosic fibrous aggregate and a process for its preparation A cellulosic fibrous aggregate formed from sections of cellulosic fibrous material by a process which comprises: a softening stage comprising softening a plurality of sections of cellulosic fibrous material by the action of an aqueous softening agent at e... | 08/02/1994 |
| 5291927 | Device for truing planks An apparatus for truing twisted wooden boards by twisting them in an oppoe direction, comprises an upper set of parallel plates and a lower set of parallel plates. A channel is formed between opposing edges of the upper and lower plates. The upper plates... | 03/08/1994 |
| 5279691 | Method for forming a natural wood strand bundle for a reconsolidated wood product A process and apparatus for forming a reconsolidated wood product, and a partially rended natural wood bundle therefor, comprises partially rending natural wood to form a plurality of flexible open lattice work webs each of naturally interconnected wood s... | 01/18/1994 |
| 5257655 | Process for treating wood A process for treating wood to simulate driftwood or to create a weathered appearance. The process involves impacting the surface of the wood with glass beads sufficiently to cause the soft rings to wear away at a rate greater than the hard rings.... | 11/02/1993 |
