| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 428376000 | Discontinuous or tubular or cellular core | 19 |
| 20090068464 | DEVICE AND METHOD FOR IMPROVED REINFORCING ELEMENT WITH A CONTINUOUS CENTER CORE MEMBER WITH VERY LONG FIBER REINFORCED THERMOPLASTIC WRAPPING - An improved reinforcing element, and devices and methods for producing a wrapped assembly reinforcing element comprising at least one center core member formed from at least one center core strand, wherein the at least one center core member is wrapped with a reinforced thermoplastic resin comprising complete fiber strand dispersion and wet out without breaking fiber filaments after cutting the fiber to a designated length in the wrapping resin. The resulting wrapped assembly may be used in a variety of ways, including virtually any construction project requiring a lightweight reinforcing member with high tensile and compression strength. | 03-12-2009 |
| 20090148700 | Method for Making a Composite RTM Part and Composite Connecting ROD Obtained by Said Method - The invention mainly concerns a method for making a composite RTM part ( | 06-11-2009 |
| 20100028674 | Nanofibers And Methods For Making The Same - Nanofibers and methods for making the nanofibers are described. Porous metal oxide nanofibers and porous metal oxide nanofibers comprising metal nanoparticles made via electrospinning methods are also described. | 02-04-2010 |
| 20100075145 | METAL-POLYMER HYBRID NANOMATERIALS, METHOD FOR PREPARING THE SAME METHOD FOR CONTROLLING OPTICAL PROPERTY OF THE SAME OPTOELECTRONIC DEVICE USING THE SAME - Metal-polymer hybrid nanomaterials are provided. The hybrid nanomaterials comprise nanotubes or nanowires and metal layers formed on the inner or outer surfaces of the nanotubes or the outer surfaces of the nanowires. The nanotubes or nanowires include a light-emitting π-conjugated polymer and the metal layers are composed of a metal whose surface plasmon energy level is close to the energy band gap of the nanotubes or nanowires. Further provided are a method for preparing the hybrid nanomaterials, a method for controlling the optical properties of the hybrid nanomaterials, and an optoelectronic device using the hybrid nanomaterials. Energy transfer and electron transfer based on surface plasmon resonance increases the number of excitons in the conduction band of the nanotubes or nanowires including the light- emitting polymer, resulting in a remarkable increase in the luminescence intensity of the metal-polymer hybrid nanomaterials. The metal-polymer hybrid nanomaterials are easy to prepare and inexpensive while possessing inherent electrical and optical properties of carbon nanotubes. In addition, the electrical and optical properties of the metal-polymer hybrid nanomaterials can be easily controlled. Based on these advantages, the metal-polymer hybrid nanomaterials can be applied to a variety of optoelectronic devices, including light-emitting diodes, solar cells and photosensors. | 03-25-2010 |
| 20100129656 | MICROTUBES AND METHODS OF PRODUCING SAME - A method of producing a microtube is provided. The method comprising co-electrospinning two polymeric solutions through co-axial capillaries to thereby produce the microtube, wherein a first polymeric solution of the two polymeric solutions is for forming a shell of the microtube and a second polymeric solution of the two polymeric solutions is for forming a coat over an internal surface of the shell, the first polymeric solution is selected solidifying faster than the second polymeric solution and a solvent of the second polymeric solution is selected incapable of dissolving the first polymeric solution. Also provided are electrospun microtubes. | 05-27-2010 |
| 20100143718 | POLYMER-WRAPPED SINGLE-WALL CARBON NANOTUBES - The present invention relates to new compositions of matter and articles of manufacture comprising SWNTs as nanometer scale conducting rods dispersed in an electrically-insulating matrix. These compositions of matter have novel and useful electrical, mechanical, and chemical properties including applications in antennas, electromagnetic and electro-optic devices, and high-toughness materials. Other compositions of matter and articles of manufacture are disclosed. including polymer-coated and polymer wrapped single-wall nanotubes (SWNTs), small ropes of polymer-coated and polymer-wrapped SWNTs and materials comprising same. This composition provides one embodiment of the SWNT conducting-rod composite mentioned above, and also enables creation of high-concentration suspensions of SWNTs and compatibilization of SWNTs with polymeric matrices in composite materials. This solubilization and compatibilization, in turn, enables chemical manipulation of SWNT and production of composite fibers, films, and solids comprising SWNTs. | 06-10-2010 |
| 20100221537 | ZERO GROUP-VELOCITY MODES IN CHALCOGENIDE HOLEY PHOTONIC CRYSTAL FIBERS - A fiber structure for propagating one or more zero group-velocity modes is provided. The fiber structure includes a cladding arrangement comprising a photonic crystal having a complete bandgap at a specified index. A core is formed in a selective region of the cladding arrangement. The core allows the propagation of the one or more group-velocity modes. | 09-02-2010 |
| 20100285313 | MICROENCAPSULATED FIRE RETARDANTS AND THE USES THEREOF - The present invention pertains to a microencapsulated fire retardant and the uses thereof. The inventive micro-encapsulated fire retardant comprises a core containing a fire retardant and a shell of a natural microtubule, wherein the core is encapsulated by the shell. The microencapsulated fire retardant of the present invention can be composited into a certain polymeric substrate by a mixing method so as to form into a corresponding, fire-retardant polymeric composite material. | 11-11-2010 |
| 20110177333 | METHOD FOR PRODUCING A TUBULAR SEMIFINISHED PRODUCT FROM QUARTZ GLASS, METHOD FOR PRODUCING AN OPTICAL COMPONENT USING THE SEMIFINISHED PRODUCT, AND SEMIFINISHED PRODUCT CONSISTING OF QUARTZ GLASS DOPED WITH FLUORINE - The aim of the invention is to improve a generally known method for producing quartz glass doped with fluorine, wherein SiO | 07-21-2011 |
| 20120040184 | Method of Fabricating an Optical Fiber Preform - A method of manufacturing an optical fiber preform includes preparing from a first deposition tube a first rod that includes a central core and preparing from a second deposition tube a second rod that includes a buried trench. The method further includes fitting the second rod as a sleeve over the first rod. This disclosed method facilitates the manufacture of large-capacity fiber preforms using deposition benches having small and/or medium deposition capacity. | 02-16-2012 |
| 20120321890 | Wrap for Bundling Objects - The present invention is comprised of an elongate piece of first material having flexible qualities with a flexible strip of second, more rigid, and bendable material enclosed within the first material. The apparatus may be twist-tied around equipment for relatively easy transport. | 12-20-2012 |
| 20130122296 | Downhole Cables for Well Operations - A slickline cable comprises an axially extending strength member having a first diameter proximate an upper end and at least one smaller second diameter distal from the upper end. A coating material is adhered to at least a portion of the length of the strength member to form a substantially uniform outer diameter along the slickline cable. A method for making a slickline comprises forming an axially extending strength member having a first diameter proximate an upper end and at least one smaller second diameter distal from the upper end. A coating material is adhered to at least a portion of the length of the strength member to form a substantially uniform outer diameter along the slickline cable. | 05-16-2013 |
| 20130323506 | Thermally Insulating Fiber - The present application relates to a fiber having an elongated body defining a longitudinal axis and at least one cavity. The cavity is positioned symmetrically with respect to a plane containing the longitudinal axis. In addition, an insulating gas, less thermally conductive than air, is trapped in the cavity. | 12-05-2013 |
| 20140017493 | High Speed Transmission Cable - The present invention relates to a high speed transmission cable ( | 01-16-2014 |
| 20150017440 | QUARTZ GLASS TUBE AS A SEMI-FINISHED PRODUCT FOR AN OPTICAL COMPONENT AND METHOD FOR PRODUCING SAID QUARTZ GLASS TUBE - A quartz glass tube as a semi-finished product for an optical component that has an inner bore extending along a tube centre axis for the acceptance of a core rod and a tube wall limited by an inner casing surface and an outer casing surface is already known; within said tube wall an inner region made of a first quartz glass and an outer region made of a second quartz glass with a different index of refraction surrounding the inner region contact one another at a contact surface which runs around the centre axis. In order to provide a quartz glass on this basis that facilitates the production of optical components for special applications such as laser-activated optical components in wand or fibre form, the invention states that the contact surface has a non-round course in the radial cross-section and the inner casing surface has a circular course. | 01-15-2015 |
| 20150050494 | Incorporating Metals, Metal Oxides and Compounds on the Inner and Outer Surfaces of Nanotubes and Between the Walls of the Nanotubes and Preparation Thereof - A multi-walled titanium-based nanotube array containing metal or non-metal dopants is formed, in which the dopants are in the form of ions, compounds, clusters and particles located on at least one of a surface, inter-wall space and core of the nanotube. The structure can include multiple dopants, in the form of metal or non-metal ions, compounds, clusters or particles. The dopants can be located on one or more of on the surface of the nanotube, the inter-wall space (interlayer) of the nanotube and the core of the nanotube. The nanotubes may be formed by providing a titanium precursor, converting the titanium precursor into titanium-based layered materials to form titanium-based nanosheets, and transforming the titanium-based nanosheets to multi-walled titanium-based nanotubes. | 02-19-2015 |
| 20150056449 | MINIMAL WEIGHT COMPOSITES USING OPEN STRUCTURE - Preforms for open structured (lattice) composite tubular members manufactured from large (i.e. high filament count) prepreg yarns on a conventional maypole braiding machine, and subsequently cured to produce fiber reinforced composites of high strength and light weight. | 02-26-2015 |
| 20150086784 | METHOD FOR MANUFACTURING OPTICAL FIBER BASE MATERIAL AND OPTICAL FIBER BASE MATERIAL - The present invention provides a method for manufacturing an optical fiber base material and an optical fiber base material, the method including: arranging a rod containing SiO | 03-26-2015 |
| 20150299024 | TUBULAR SEMIFINISHED PRODUCT FOR PRODUCING AN OPTICAL FIBER - Methods for producing an optical fiber by elongating a silica glass blank or a coaxial group of silica glass components, on the basis of which a fiber is obtained that comprises a core zone, an inner jacket zone enclosing the core zone and a ring zone surrounding the inner jacket zone, are known. In order to provide, proceeding from this, a method, a tubular semi-finished product and a group of coaxial components for the cost-effective production of an optical fiber, which is characterized by a high quality of the boundary between the core and jacket and by low bending sensitivity, according to the invention, the silica glass of the ring zone is provided in the form of a ring zone tube made of silica glass having a mean fluorine content of at least 6000 weight ppm and the tube has an inner tube surface and an outer tube surface, wherein via the wall of the ring zone tube, a radial fluorine concentration profile is adjusted which has an inner fluorine depletion layer with a layer thickness of at least 1 μm and no more than 10 μm, in which the fluorine content decreases toward the inner tube surface and is no more than 3000 weight ppm in a region close to the surface which has a thickness of 1 μm. | 10-22-2015 |
