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| Number | Title | Issue Date |
| 5279893 | Prepregs, process for producing the same and laminates produced with the same A prepreg for fiber-reinforced composite materials comprising (A) a reinforcing fiber having a modulus of elasticity of 200 GPa or more, (B) a fibrous thermoplastic resin having a modulus of elasticity of 100 GPa or less, and (C) a thermosetting matrix re... | 01/18/1994 |
| 5279879 | Hybrid prepreg containing carbon fibers and at least one other reinforcing fiber in specific positions within the prepreg The present invention relates to a hybrid prepreg having reinforcing carbon fibers and foreign fibers. The carbon fibers have a diameter ranging from 5-30 microns and are unidirectionally arranged. The foreign fibers are composed either of single monofila... | 01/18/1994 |
| 5277953 | Laminated veneer lumber and decorative laminated sheet utilizing the same The present invention provides high quality laminated veneer lumber as a material for such uses as in architecture and furniture, and a method of mass production thereof using veneer which is flattened in advance. A sheet of veneer is obtained by cutting ... | 01/11/1994 |
| 5264261 | Fibre reinforced polymer compositions and process and apparatus for production thereof Fibrous network structures are produced within liquid polymer resins by passing the fiber-containing resin along a channel having a plurality of sets of flow modifying elements which establish a regulated succession of velocity profiles for the principal ... | 11/23/1993 |
| 5254383 | Composites having improved penetration resistance and articles fabricated from same An improved flexible composite of manufacture especially suitable for use as a ballistic resistant body armor, said improved penetration resistant composite of the type comprising at least one penetration resistant layer comprising a flexible substrate ha... | 10/19/1993 |
| 5254387 | High strength multi-layered tape A high strength multi-layered woven tape for increased structural support comprising a plurality of high strength ribbons joined with a group of high strength fibers by means of a flexible thermal plastic resin for attaching to structural components for i... | 10/19/1993 |
| 5248541 | Board of non-timber hardwood-replacement lumber The invention is a board of non-timber hardwood-replacement lumber. The primary constituent is rinds of a grass selected from the group of grasses consisting of sugarcane and sorghum. The board has an integral mass of parallel elongate flattened rinds ali... | 09/28/1993 |
| 5244711 | Apertured non-woven fabric Non-woven fabrics comprising yarn-like fiber groups of parallel and tightly compacted fiber segments, which define apertures in the fabric. The apertures have substantially improved clarity and the yarn-like fiber groups have increased density.... | 09/14/1993 |
| 5240541 | Method of fabricating a laminated strip of amorphous metal A laminated amorphous metal strip has a first layer having at least two side-by-side strips of amorphous metal of unequal widths. A second layer has at least two side-by-side strips of amorphous metal of unequal widths, the layers being in reverse order w... | 08/31/1993 |
| 5238638 | Process for preparing a self-reinforced thermoplastic composite laminate Composite laminates are prepared from thin sheets of thermotropic liquid crystal polymer blends. A preferred blend contains 2 thermotropic liquid crystal polymers, i.e., a first liquid crystal polymer in LCP-1, and a second liquid crystal polymer (LCP-2),... | 08/24/1993 |
| 5234747 | High strength laminated veneer lumber A laminated veneer lumber product utilizes low density veneers and is able to provide an edge stiffness value or MOE of at least 2,000,000 psi. This is the same strength as attained with high density veneers. The product has adjacent surface layers formed... | 08/10/1993 |
| 5230946 | Carbon-carbon composite materials A coated carbon-carbon composite of the kind incorporating carbon fibres in a carbon matrix also incorporates in at least a region (2) thereof other fibres of a different axial coefficient of thermal expansion from that of the carbon fibres, the other fib... | 07/27/1993 |
| 5227216 | Fiber/metal laminate A fiber/metal laminate composite material is comprised of a plurality of metallic layers, reinforced with a plurality of fiber layers. The metallic layers are preferably aluminum, while the fibers in the fiber layers are preferably comprised of an aramid.... | 07/13/1993 |
| 5219633 | Composite fabrics comprising continuous filaments locked in place by intermingled melt blown fibers and methods and apparatus for making A low cost, high web integrity fabric that can be economically produced and tailored to provide a variety of different combinations of characteristics and properties for different end uses. It is a fabric wherein the strength in any direction can be prede... | 06/15/1993 |
| 5217800 | Shaped part of injected or extruded plastic waste A shaped part comprises a body of plastic material, more than 50% of the volume of the shaped part consisting of plastic waste particles and particles of impurity distributed therethrough and embedded therein. The plastic waste particles have a flow point... | 06/08/1993 |
| 5208090 | Metal single fiber-reinforced prepreg A composite material is disclosed which includes a sheet of a prepreg including a multitude of substantially uniaxially oriented filaments having a diameter of 3-16 μm and impregnated with a thermosetting resin, and a multiplicity of metal single fibers ... | 05/04/1993 |
| 5200246 | Composite fabrics comprising continuous filaments locked in place by intermingled melt blown fibers and methods and apparatus for making A low cost, high web integrity fabric that can be economically produced and tailored to provide a variety of different combinations of characteristics and properties for different end uses. It is a fabric wherein the strength in any direction can be prede... | 04/06/1993 |
| 5198281 | Non-woven flexible multiply towpreg fabric A non-woven towpreg fabric and a method of production therefor. The non-woven towpreg fabric is fabricated from a plurality of flexible, multiply towpregs, comprising towpreg plies which comprise reinforcing filaments substantially wetout by a matrix form... | 03/30/1993 |
| 5198282 | Tandem ceramic composite The composite comprises ceramic fiberformed insulation bonded to a fiber reinforced ceramic matrix laminate. Ceramic insulation has a mat of intersecting, discrete ceramic fibers bonded with a sol-gel glass binder. The insulation is prepared by forming a ... | 03/30/1993 |
| 5196252 | Ballistic resistant fabric articles A flexible article of manufacture especially suitable for use as a ballistic resistant body armor which comprises a flexible substrate layer having a plurality of planar non-metallic bodies mechanically affixed to a surface thereof.... | 03/23/1993 |
| 5188878 | Unidirectional thin glass prepreg A flexible unidirectional glass prepreg comprising glass rovings having a thickness of 50 to 150 μm and formed of glass fiber monofilaments having a diameter of 10 to 20 μm and a matrix resin impregnated between the fiber monofilaments.... | 02/23/1993 |
| 5176074 | Membrane of a press for the separation of liquid and solid materials The presses used in extracting the juice from fruits, grains, berries and vegetables have a membrane actuable by a fluid pressure medium. The membrane is made of a woven fabric coated on both sides with plastic, and comprises a multi-axial fiber composite... | 01/05/1993 |
| 5160776 | Ballistic-resistant composite article The present invention provides an improved composite which comprises one or more layers, at least one of said layers comprising network of high strength filaments having a tensile modulus of at least about 160 grams/denier, a tenacity of at least about 7 ... | 11/03/1992 |
| 5152860 | Modular composite structure and method A method of constructing fibrous composite material, and a resulting structure, having a modular construction in which the modules are formed on mandrel assemblies having a metal core and an elastomeric, deformable and removable sheath. Fibrous composite ... | 10/06/1992 |
| 5149583 | Oriented thread structure and a method for manufacturing same A method for the manufacture of an oriented thread structure for lamination and/or protective purposes is disclosed in which preferably glass, carbon, aramide, borax or ceramic reinforcing threads (1), in general are bound to form an oriented thread mat. ... | 09/22/1992 |
| 5147486 | Building plywood product and method The disclosure relates to a medium density overlay plywood panel used as an exterior trim product for a residential building having a relatively high number of plies to total board thickness, and exposed edges with void free sanded surfaces having a prede... | 09/15/1992 |
| 5141796 | Towed array streamer A towed array streamer including a buoyant core, a data bearer layer, longitudinally positioned strain members and at least an outer jacket in which a strain member support has provided in it a series of longitudinally running grooves accommodating strain... | 08/25/1992 |
| 5135597 | Process for remanufacturing wood boards The process begins with a single board, for instance a flat grain board, of selected dimensions. The single board may be clear or not or may be cut and rejoined to remove defects. The board is then sawn in a selected manner and the resulting boards are bo... | 08/04/1992 |
| 5132155 | Fibrous material-containing composite A composite is produced by admixing a matrix-forming material with organic binding material, forming the resulting mixture into a tape, disposing a layer of fibrous material between at least two of the tapes to form a layered structure, laminating the lay... | 07/21/1992 |
| 5128200 | Anisotropic composite material having an elastomer matrix A composite material includes an elastomer matrix forming a basic component of the material. There is included a cross-linking system of the elastomer matrix and at least one fiber reinforcement including fibers with a maximum length of about 30 mm. The f... | 07/07/1992 |
| 5114775 | Gripper rod for shuttleless looms and method for making the gripper rod A gripper rod for shuttleless looms has a toothed rack made of fiber reinforced composite material. The prepregs are stacked in such a way that the fiber orientation in one layer crosses the fiber orientation of at least one neighboring layer. A sufficien... | 05/19/1992 |
| 5110651 | Dielectric or magnetic anisotropy layers, laminated composite material incorporating said layers and their production process Dielectric or magnetic anisotropy layers, laminated composite material incorporating said layers and their production process. The laminated material has at least two stacks of assembled layers, a first stack constituted by a layer (2) of first dielectric... | 05/05/1992 |
| 5110652 | Shaped fiber-reinforced ceramic composite article A ceramic matrix composite article having a varying thickness is fabricated by a process wherein multiple prepreg sheets comprising reinforcing fibers and powdered matrix material are stacked to provide a multi-layer prepreg stack wherein, through each cr... | 05/05/1992 |
| 5108821 | Self-extinguishing blanket enclosed with plastic films A self-extinguishing blanket comprises an insulating layer of glass fiber strands which include air spaces within the layer. Each surface of the layer has a bi-directional strand reinforced plastic film which extends continuously along the surface for kee... | 04/28/1992 |
| 5104713 | Alumina fiber structure and process for its production An alumina fiber structure of a flat shape composed of alumina fibers having an alumina content of at least 65% by weight, the majority of said fibers being oriented substantially in parallel with the flat surfaces of the structure, and a number of fiber ... | 04/14/1992 |
| 5082713 | Wide monofilament reinforcing cords employing high performance thermoplastics and tire belts made therefrom A pneumatic tire reinforced by a reinforcing belt is provided, the reinforcing belt having at least one cord reinforced ply, and, in turn, the cord reinforced ply having a plurality of substantially parallel spaced apart elongated cross-section reinforcin... | 01/21/1992 |
| 5080957 | Tape having partially embedded ribs Tape comprising a backing bearing on at least one major surface thereof a plurality of ribs disposed substantially longitudinally thereon, and further bearing on at least one major surface thereof a layer of adhesive. The ribs are joined to the backing su... | 01/14/1992 |
| 5079064 | Thermal shock resistant ceramic honeycomb structures of cordierite, mullite and corundum A ceramic honeycomb structure containing SiO2, Al2 O3 and MgO primarily in the form of cordierite, mullite and corundum having a compositional gradient in the direction of the channels of the honeycomb and having extensive... | 01/07/1992 |
| 5071711 | Preforms for molding processes Preforms for molding processes such as resin transfer molding processes are prepared by melting a solid, non-sintering, thermoplastic-like resinous compound on the surface of a substrate material. After cooling, assembling one or more plies of the coated ... | 12/10/1991 |
| 5071688 | Building plywood product The disclosure relates to a medium density overlay plywood panel used as an exterior trim product for a residential building having a relatively high number of plies to total board thickness, and exposed edges with void free sanded surfaces having a prede... | 12/10/1991 |
