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| Number | Title | Issue Date |
| 7267843 | Textile fabric and yarn composed of synthetic fibers, preparation thereof and use thereof Textile fabric composed of synthetic fibers is subjected to a gas phase fluorination in a fluorine/inert gas atmosphere having a fluorine concentration in the range from 0.1 to 10% in order that the synthetic fiber surfaces may be activated in such a way that they a... | 09/11/2007 |
| 7252860 | Process for producing a high temperature stable fiber reinforced ceramic A process is disclosed for producing a high temperature stable fiber composite ceramic by chemical vapor infiltration (CVI) with a silicon carbide precursor in a suitable carrier gas on carbon fiber preforms or silicon carbide fiber preforms. This process is charact... | 08/07/2007 |
| 7074744 | Apparatus for consecutive deposition of high-temperature superconducting (HTS) buffer layers A method of coating a substrate for a high temperature superconductor material is disclosed, including loading a substrate into a first deposition chamber, routing the substrate in the first deposition chamber such that the substrate forms a helical winding in the f... | 07/11/2006 |
| 7025833 | Apparatus and method for web cooling in a vacuum coating chamber A chill drum (14) is modified to improve heat transfert between the drum and a flexible web substrate (20) disposed around the drum. The drum surface (22) contains a series of passages (44) and distribution holes (46). A working ga... | 04/11/2006 |
| 6984416 | Archival spray composition A method of preserving cellulosic material that includes the application of an archival composition on the substrate. The aerosol archival product includes an aerosol archival composition and may be disposed in a pressurized container. The aerosol archival compositi... | 01/10/2006 |
| 6974632 | Archival spray composition A substrate that is treated with an archival composition. An aerosol archival product includes the aerosol archival composition and may be disposed in a pressurized container. The aerosol archival composition includes one or more chlorinated fluorinated hydrocarbons... | 12/13/2005 |
| 6921552 | Fabrication of Zinc Oxide films on non-planar substrates and the use thereof A method of manufacture of a substantially continuous circumferential coating on a non-planar substrate, is disclosed the method comprising the steps of: utilising a substantially non directional deposition technique and a substantially static substrate deposition g... | 07/26/2005 |
| 6896968 | Coatings and method for protecting carbon-containing components from oxidation A protective coating for a carbon-containing component comprises a material selected from the group consisting of non-stoichiometric silicon and carbon; non-stoichiometric silicon and oxygen; non-stoichiometric silicon and nitrogen; compounds of silicon, oxygen, and... | 05/24/2005 |
| 6743464 | Method of making electrets through vapor condensation A method of making an electret includes condensing vapor from the atmosphere of a controlled environment onto a dielectric article and then drying the article to remove the condensate. The dielectric article may be a nonconductive polymeric material, and the condens... | 06/01/2004 |
| 6623801 | Method of producing high-purity polycrystalline silicon In producing rod-form high-purity polycrystalline silicon by depositing silicon on a silicon core by the thermal decomposition of a silane gas, the occurrence of defects near the interface of the silicon core and polycrystalline silicon newly deposited th... | 09/23/2003 |
| 6616971 | Composite articles including prepregs, preforms, laminates and sandwich moldings, and methods of making the same The present invention relates to high quality composite materials from fibers such as glass, polyaramid or graphite fibers, where the composite incorporates a polymer matrix embedding individual fibers. The composites are lightweight materials displaying ... | 09/09/2003 |
| 6602541 | Method of preparing vaporized antimony precursors A process for depositing an antimony-containing coating upon a surface of a heated glass substrate includes dissolving an antimony halide in an organic solvent to form an antimony halide containing solution. This solution is then vaporized to form a gaseo... | 08/05/2003 |
| 6344232 | Computer controlled temperature and oxygen maintenance for fiber coating CVD Computer controlled fiber coating chemical vapor deposition system and method for generating substantially uniform coated fibers by maintaining chemical vapor deposition reactor temperature in real time. Reactor temperature is monitored by in situ tempera... | 02/05/2002 |
| 6248392 | Method for manufacturing a fiber-reinforced bioactive ceramic implant The invention relates to a method for manufacturing a fiber-reinforced bioactive ceramic implant, wherein a base form is made from fibrous material and interspaces between the different fibers are filled using chemical vapor phase infiltration. The fibrou... | 06/19/2001 |
| 6143376 | Method for manufacturing coated short fibers A method for manufacturing coated short fibers, in which the short fibers are coated in a reactor with at least one coating agent. The method includes exposing a short fiber bundle having a coating or a plastic matrix to a high-frequency field which disso... | 11/07/2000 |
| 6129951 | Apparatus and method for matrix coating fibres with metal vapour A physical vapour deposition apparatus for pre-coating fibres of a reinforcement material with a predetermined thickness of matrix metal prior to consolidation to yield a metal matrix composite material comprises: at least one evaporation crucible; a heat... | 10/10/2000 |
| 6093450 | Method for manufacturing a fiber-reinforced bioactive ceramic implant The invention relates to a method for manufacturing a fiber-reinforced bioactive ceramic implant, wherein a base form is made from fibrous material and interspaces between the different fibers are filled using chemical vapor phase infiltration. Preferably... | 07/25/2000 |
| 6083557 | System and method for making a conductive polymer coating This is a system and method of forming a conductive polymer optical coating on an infrared detection system. The apparatus may include an upper vacuum chamber, a shutter assembly mounted inside the upper vacuum chamber, a substrate holder disposed inside ... | 07/04/2000 |
| 5955194 | Silicon carboxide composite reinforced with ceramic fibers having a surface enriched in boron nitride An improved fiber reinforced glass composite includes a boron-containing refractory fiber having its surface enriched with boron nitride in a matrix of a black glass ceramic having the empirical formula SiCxOy where x ranges from about 0.5 to about 2.0, p... | 09/21/1999 |
| 5955391 | Ceramic matrix composite and method of manufacturing the same In fiber composite ceramic containing reaction sintered SiC as a matrix and having BN-coated SiC continuous fibers as composite fibers, the thickness of the BN coating need not be especially made large, and a sliding effect during growing of cracks can be... | 09/21/1999 |
| 5939141 | Waterproof silicone coatings of thermal insulation and vaporization method Thermal insulation composed of porous ceramic material can be waterproofed by producing a thin silicone film on the surface of the insulation by exposing it to volatile silicone precursors at ambient conditions. When the silicone precursor reactants are m... | 08/17/1999 |
| 5916633 | Fabrication of carbon/carbon composites by forced flow-thermal gradient chemical vapor infiltration The fabrication of carbon/carbon composite disks using forced flow-thermal gradient chemical vapor infiltration process using propylene diluted with hydrogen as the reagent is disclosed. The independent variables included concentration of the reagent, tot... | 06/29/1999 |
| 5820922 | Method for localized deposition of noble metal catalysts with control of morphology A combustible gas sensor that uses a resistively heated, noble metal-coated, micromachined polycrystalline Si filament to calorimetrically detect the presence and concentration of combustible gases. A thin catalytic Pt film was deposited by CVD from the p... | 10/13/1998 |
| 5707916 | Carbon fibrils A volume of carbon fibrils that includes a multiplicity of fibrils having a morphology consisting of vermicular tubes that are free of a continuous thermal carbon overcoat and have graphite layers that are substantially parallel to the fibril axis and a p... | 01/13/1998 |
| 5614162 | Process for the production of long fibrous silicon carbide whiskers The production of SiC whiskers and of mats thereof on a substrate by treatment, at 1250° to 1500° C., of a gaseous mixture including hydrogen and sources of Si and C atoms which are in the form of at least one oxygen-free compound, in the presence of a ... | 03/25/1997 |
| 5609912 | Ceramic fabric forming method A method for forming a ceramic fabric by removing a carbon substrate from a fibrous preform by oxidation. Ceramic coated carbon fibers are laid-up in layers to form a preform. The layers generally have dimensions of from several inches to a few feet depen... | 03/11/1997 |
| 5593728 | Interface coating for ceramic fibers An improved interface coating for a fibrous material composed of a silicon-containing boron nitride having the general composition BSix N1+1.33x, and containing from 2 wt % to 42 wt % of silicon, with substantially no free silicon pr... | 01/14/1997 |
| 5585147 | Process for a surface treatment of a glass fabric A surface treatment of a glass fabric used for a fiber reinforced composite such as multilayer circuit boards comprises the steps of exposing the glass fabric to an atmospheric pressure plasma of a mixture gas to obtain a plasma-treated surface of the gla... | 12/17/1996 |
| 5558907 | Pseudo-porous fiber coating for toughened ceramic composite materials and method of producing same A fiber-reinforced ceramic composite material exhibiting high tensile strength, high fracture toughness and high-temperature oxidation resistance is produced by simultaneously depositing a thin coating layer of refractory metal carbide with fugitive carbo... | 09/24/1996 |
| 5397595 | Method of densifying porous billets In accordance with the invention there is provided a method of producing a densified carbon preform having interior a porous region of graded carbon-silicon carbide, carbon-silicon nitride or ceramic-ceramic composition.... | 03/14/1995 |
| 5364660 | Continuous atmospheric pressure CVD coating of fibers Barrier coatings are deposited onto fibrous materials at atmospheric pressure by a continuous CVD process. A relatively short furnace tube with an unrestricted outlet is used. Thus, the supply and takeup reels do not need to be contiguous with the coating... | 11/15/1994 |
| 5344462 | Gas plasma treatment for modification of surface wetting properties Efficiency of low pressure gas plasma processes is increased by addition of small quantities of water vapor to the primary gas constituting the plasma. Treated fabrics and polymer films show decreased wetting angle and increased capillary absorption, whic... | 09/06/1994 |
| 5252358 | Method for surface-treating the inner wall of a furnace, which is lined with ceramic fibers A method for treating the surface of the inner wall of a furnace, said inner wall being lined with ceramic fibers, involves placing a source generating an alkali component in a furnace for firing a material into a product, in which at least the inner wall... | 10/12/1993 |
| 5252359 | CVD process for the manufacture of ceramic fibers A process for depositing a coating on a filament, which comprises heating the filament and passing the heated filament through a deposition chamber containing gases which on contact with the hot filament deposit the coating; characterized in that said gas... | 10/12/1993 |
| 5252361 | Protective coating for non-oxide sintered fibers generated by in situ chemical reaction A glassy coated sintered non-oxide ceramic fiber produced by an in situ oxidation chemical reaction. A process to produce a protective glassy coating on ceramic fibers by heating the non-oxide ceramic fibers in the presence of boron and atmosphere contain... | 10/12/1993 |
| 5202158 | Apparatus for and method of producing high density fiber reinforced composite material An apparatus and a method of producing a high density fiber reinforced composite material operate for lowering the porosity of a porous fiber reinforced composite material. A large number of particles arranged in a reaction tube are pushed up by the press... | 04/13/1993 |
| 5200370 | Monocrystalline ceramic fibers and method of preparing same Monocrystalline ceramic fibers are disclosed together with a process for preparing such fibers. Polycrystalline ceramic fibers in a tow are coated with a coating that is chemically substantially non-reactive with the ceramic (e.g. alumina fibers coated wi... | 04/06/1993 |
| 5151966 | Optical fiber suitable for use in optical time domain reflectometry and method of manufacturing it Optical fiber suitable for use in optical time domain reflectometry and method of manufacturing the fiber. The method of manufacturing the optical fiber suitable for use in optical time domain reflectometry includes, during drawing of the fiber (2), a thi... | 09/29/1992 |
| 5126168 | Preparation of group IIIA-VA compounds such as boron nitride, and of boron nitride films and coatings Lewis base-borane complexes such as (CH3)2 S.BHBr2 are utilized as molecular precursors for the formation of both bulk powders, films and coatings of boron nitride. The complexes are subjected to slow heating under an ammo... | 06/30/1992 |
| 5116679 | Process for producing fibres composed of or coated with carbides or nitrides A process for producing fibres composed of or coated with carbides or nitrides. The process involves forming a first reaction zone containing microfine particles of an oxide (or oxide precursor) of silicon or a suitable metal (e.g. boron) uniformly mixed ... | 05/26/1992 |
