Patents for C03C 13 - Fibre or filament compositions (4,908)
06/1984
06/12/1984US4453803 Germanium dioxide glass
06/12/1984CA1168938A1 Radiation resistance optical fibers and a process for the production of the same
06/05/1984US4452508 Graded index optical fibres
05/1984
05/30/1984EP0109604A1 Polarised plane-maintaining optical fiber
05/29/1984US4451276 Method and apparatus for glass fiberization
05/29/1984US4451116 Infrared transmitting fiber optical waveguide extruded from halides of the metal thallium and the method of preparation
05/08/1984US4447124 Multimode optical fiber with radially varying attenuation center density
05/01/1984US4445918 Process and apparatus for on-line dehydrogenation of fiber-drawing preforms
05/01/1984US4445755 Infrared transmitting optical wave guide
05/01/1984US4445754 Glass optical fibres and glass compositions therefor
05/01/1984CA1166527A1 Method and apparatus for producing multi-component glass fiber preform
04/1984
04/17/1984US4443550 Glass composition suitable for production of fibrous wollastonite, method for producing said wollastonite, and wollastonite obtained thereby
04/12/1984WO1984001365A1 Glass-forming compositions containing naturally occurring pre-reacted zeolite and method for producing a glass therefrom
04/10/1984US4441788 Optical wave guide with fluorine-doped core
04/04/1984EP0104617A2 Process for making a preform for drawing optical glass fibres
04/03/1984CA1164698A1 Infrared light transmitting fiber and process for producing the same
03/1984
03/27/1984US4439008 Optical fiber of the graded index type and method of producing same
03/27/1984US4439007 Low dispersion single mode fiber
03/21/1984EP0103448A2 Production of sintered glasses and ceramics
03/21/1984EP0103442A1 Oxide glass compositions for use in optical fibres
03/21/1984EP0103441A1 Method for drying oxide glasses
03/20/1984US4437727 Quartz glass envelope tube
03/06/1984US4435468 Alumino-silicate
03/06/1984US4435040 Optical communication system
02/1984
02/28/1984CA1162948A1 Doped glass and process for making
01/1984
01/18/1984EP0098648A1 Optical fibres having a large numerical aperture
01/17/1984US4426129 Optical fiber and method of producing the same
12/1983
12/07/1983EP0095490A1 Alkali-resistant glass fibers
12/06/1983US4419115 Fabrication of sintered high-silica glasses
12/06/1983US4418985 At least one of zinc oxide, zirconium oxide or titanium dioxide in cladding
12/06/1983CA1158047A1 Process for reducing the hydroxyl-group in preforms for optical fibres manufactured by mcvd process
11/1983
11/23/1983EP0094810A2 Process for producing glass product having gradient of refractive index
11/16/1983EP0094236A1 Method of transmitting uv light
11/08/1983US4414012 Fabrication methods of doped silica glass and optical fiber preform by using the doped silica glass
11/08/1983CA1156467A1 Method for drawing high-bandwidth optical waveguides
10/1983
10/27/1983WO1983003599A1 Doped optical fiber
10/19/1983EP0091866A1 Production of fibres by centrifugation
10/18/1983CA1155444A1 Malonamidooxadethiacephem compounds
09/1983
09/28/1983EP0089655A1 Single mode optical fibre
09/27/1983CA1154465A1 Manufacturing method of glass for optical transmission body
09/21/1983EP0089220A2 A crystalline fiber and a process for the production thereof
09/20/1983US4405723 Fly ash
09/06/1983US4403047 Asbestos-free friction material
09/06/1983US4402720 Process for preparing glass preform for optical fiber
09/06/1983CA1153488A1 Glass composition for water setting ion-polymer cements
08/1983
08/23/1983CA1152329A2 Glass fiberization spinner
08/17/1983EP0086056A1 Process for preparation of ultrapure thorium fluoride
08/16/1983US4399232 Carbides of silicons and titanium
08/16/1983CA1152113A1 Alkali resistant glass fibres and cementitious products reinforced with the glass fibres
08/16/1983CA1152022A1 Ultraviolet absorbers in optical fiber coatings
08/16/1983CA1151918A1 Optical fibers containing aluminum metaphosphate
08/09/1983CA1151456A1 High bandwidth optical waveguide
08/02/1983US4396722 Wool glass composition
07/1983
07/26/1983CA1150737A2 Optical waveguide and method and compositions for producing same
07/12/1983US4392715 Optical fiber
07/12/1983CA1149827A1 Glass optical fibres and glass compositions therefor
07/12/1983CA1149653A1 Glass fibres for optical communications
07/12/1983CA1149652A1 Method for making optical waveguide preforms
06/1983
06/28/1983US4390638 Acidproof, hydrolysis-resistant optical and ophthalmic glass of low density
06/22/1983EP0081928A1 Glasses, methods for making them, and optical fibres containing them
06/21/1983US4389233 Process for the production of an optical glass article
06/21/1983US4389230 Process for improving the transmission characteristics of optical fibers drawn from preforms made by the MCVD technique
06/14/1983US4388098 Apparatus for producing multi-component glass fiber preform
06/14/1983CA1147960A1 Method of producing optical waveguide
06/09/1983WO1983001947A1 Alkali-resistant glass fibers
06/07/1983US4387180 Dry strength
05/1983
05/31/1983US4385802 Long wavelength, low-loss optical waveguide
05/25/1983EP0079708A1 Infrared transmitting material consisting of silver chloride and silver bromide
05/03/1983US4382104 Method for coating alumina containing refractory fibers with chromium oxide
04/1983
04/26/1983US4381347 Fibre glass composition
04/26/1983US4381141 Infrared optical fiber and method for manufacture thereof
04/26/1983CA1145172A1 Long wavelength, low-loss optical waveguide
04/19/1983US4380588 Barium fluoride-gadolinium fluoride-zirconium fluoride
04/13/1983EP0076677A1 Glass fibre reinforced cementitious products
04/12/1983US4379616 Aluminum metaphosphate optical fibers
04/05/1983US4379111 Method for producing chromium oxide coated refractory fibers
03/1983
03/23/1983EP0074655A1 Heat resistant inorganic fiber
03/15/1983CA1142721A1 Continuous inorganic fibers and process for production thereof
03/08/1983CA1142312A1 Silicic acid fibers and their use
02/1983
02/22/1983CA1141781A1 Glass fibers for the reinforcement of cement
02/08/1983US4372767 Melted pool in tube is drawn into fiber
02/08/1983US4372648 Optical fibres
02/08/1983US4372647 Single mode optical fibers
01/1983
01/26/1983EP0070772A1 Glass composition useful in making fibres
01/25/1983US4370021 Coupling element for an optical transmission fiber
01/25/1983CA1140004A1 Chromium oxide coated refractory fibers
01/11/1983CA1139162A1 Method of treating glass fibres
01/05/1983EP0068580A1 Optical fibre of the graded index type and method of producing same
01/05/1983EP0068388A1 Process and device for online dehydrogenation of fibre-drawing preforms
01/04/1983US4367013 Preparation of semifinished product for manufacture of optical fibers
01/04/1983US4367012 Optical glass fiber having cover glass of sodium zinc alumino borosilicate
12/1982
12/28/1982US4366251 Glass compositions and their fibers
12/28/1982US4365984 Mineral wool and process for producing same
12/21/1982CA1138034A1 Helium-tight tubesheet for hollow fiber type battery cells and method of fabricating the same
12/15/1982EP0066811A1 Multi-component glass optical fiber for optical communication and glasses therefor
12/14/1982US4363878 To replace asbestos
12/07/1982US4362542 Wave guides; doping glass fibers to vary radially stress and refractive index profiles
12/07/1982CA1137121A1 Method of producing alumina-containing fiber and composition therefor
12/07/1982CA1136911A1 Optical transmission fiber and process for producing the same
11/1982
11/30/1982CA1136418A2 Glass fiberization by centrifugal feed of glass into attenuating blast
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