| Patents for C03B 37 - Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags (16,026) |
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| 01/01/1991 | US4981753 Fabric for printed circuit substrate and printed circuit substrate |
| 01/01/1991 | US4981435 For receiving and holding a work piece |
| 12/29/1990 | CA2019919A1 Process for thermal treatment of glass fiber preform |
| 12/27/1990 | CA1278255C Method and apparatus for cleaving optical fiber |
| 12/27/1990 | CA1278193C Method for preparation of silicate glasses of controlled index ofrefraction and optical device including same |
| 12/26/1990 | CN1048070A Procedure for air texturizing and relevant device to carry out procedure |
| 12/25/1990 | US4979971 Method for producing glass preform for optical fiber |
| 12/20/1990 | DE3919953A1 Cooling device for drawn light-conducting fibre - has internal body which can be opened into two halves surrounded by outer coolant body |
| 12/20/1990 | DE3919758A1 Verfahren zum lufttexturieren sowie vorrichtung zu seiner durchfuehrung Process for air texturing and device for its implementation |
| 12/18/1990 | US4978866 Ramp circuit for control loop |
| 12/18/1990 | US4978378 Method for producing glass preform for optical fiber |
| 12/18/1990 | US4978377 Oblong elements of silica doped with boron oxide and of silica doped with titanium oxide; high birefringence |
| 12/18/1990 | US4978376 Crystalline optical fiber and its method of manufacture |
| 12/18/1990 | CA1277952C Production of optical fibres by vapour reaction of an organo-metallic compound and halogen |
| 12/18/1990 | CA1277819C Method of and arrangements for manufacturing glass bodies |
| 12/17/1990 | WO1990015890A1 Process and device for air texturing |
| 12/17/1990 | CA2056393A1 Process and device for air texturing |
| 12/13/1990 | DE3918851A1 Optical fibre drawing tower - with reaction chamber flanked by two vacuum chambers |
| 12/12/1990 | EP0402010A2 Polarization retaining fiber optic coupler and method |
| 12/12/1990 | EP0401742A1 Process and apparatus for plasma outside deposition of silica free from hydroxyl ions |
| 12/12/1990 | CN1047666A Insulating wool production plant of reduced environmental impact |
| 12/11/1990 | CA1277588C Device for cleaving an optical fiber in a ferrule |
| 12/08/1990 | WO1990015032A1 Spinning wheel unit for the fibration of mineral melt by means of centrifugal forces |
| 12/08/1990 | CA2059278A1 Spinning wheel unit for the fibration of mineral melt by means of centrifugal forces |
| 12/05/1990 | CA2006352A1 Polarization retaining fiber optic coupler and method |
| 12/04/1990 | US4975102 Cladding glass rod; melt spinning |
| 12/04/1990 | US4974933 Optical waveguides and their manufacture |
| 12/04/1990 | CA1277124C Method of making low loss fiber optic coupler |
| 11/29/1990 | WO1990014316A1 Process for the manufacture of objects with small complex cross-sections |
| 11/28/1990 | EP0399352A1 Novel reinforced glass fiber forming bushing and tips |
| 11/28/1990 | CN1010581B Method of mfg. optical fibres having core and cladding of glass applying rod-in-tube technique |
| 11/22/1990 | EP0398699A1 A process for the treatment of liquid materials |
| 11/22/1990 | EP0397902A1 Method and apparatus for supplying glass forming raw material |
| 11/21/1990 | CN2066024U Electric control instrument for glass fibre drawing machine |
| 11/20/1990 | US4971615 Method and means for producing mineral wool |
| 11/20/1990 | US4971614 Method and apparatus for making optical fiber preform rods |
| 11/20/1990 | CA1276588C Electrodeposition of microdispersed silica to form porous green body |
| 11/20/1990 | CA1276509C Particle displacement |
| 11/15/1990 | WO1990013834A1 Method in the manufacture of optical fibres |
| 11/15/1990 | WO1990013392A1 Apparatus for machining by the means of a plasma beam a workpiece made of a material of high softening or melting point, especially quartz, glass or a metal |
| 11/14/1990 | EP0397224A1 Insulating wool production plant of reduced environmental impact |
| 11/13/1990 | US4969941 Furnace for heating glass preform for optical fiber and method for producing glass preform |
| 11/13/1990 | US4969940 Apparatus and method for making mineral wool from coal-ash |
| 11/09/1990 | CA2012975A1 Insulating wool production plant of reduced environmental impact |
| 11/07/1990 | EP0252909B1 Melt blowing die and air manifold frame assembly |
| 11/07/1990 | CN1046726A Method for making artificial cat's eye jewel |
| 11/06/1990 | US4968662 Glass coating, melt spinning |
| 11/06/1990 | US4968339 Optical fibers |
| 10/31/1990 | DE3913907A1 Optical fibre mfr. - by forming bar with sheath and core, stretching, fusing with outer tube and stretching |
| 10/30/1990 | US4966616 Mineral wool centrifuge |
| 10/30/1990 | US4966615 Apparatus for cooling an optical fiber |
| 10/30/1990 | US4966614 Method of and device for manufacturing optical fibers |
| 10/30/1990 | US4966613 Method of producing effective porous glass shapes |
| 10/17/1990 | EP0392599A2 Method of manufacturing glass bodies with areas of different optical refraction |
| 10/17/1990 | EP0392466A2 Nozzle plate for spinning glass fibres |
| 10/17/1990 | EP0392393A1 Process for optical fiber drawing |
| 10/16/1990 | US4963176 Method for making glass fiber mats using controllable fiber glass strand feeders |
| 10/14/1990 | CA2013971A1 Process for optical fiber drawing |
| 10/10/1990 | EP0391742A2 Image fiber, image fiber preform, and manufacturing processes thereof |
| 10/10/1990 | EP0370001A4 Glass drawing process and furnace |
| 10/09/1990 | US4961767 Method for producing ultra-high purity, optical quality, glass articles |
| 10/09/1990 | US4961695 Facility for generating fibers, in particular mineral fibers, from a molten mass |
| 10/09/1990 | CA1274983A1 Method and apparatus for drawing fiber optic coupler |
| 10/04/1990 | DE4009351A1 Fibre prodn. of melt atomisation or centrifugation - using electric charge to stabilise fibres before solidificn. |
| 10/04/1990 | DE3910252A1 Apparatus for drawing an optical waveguide |
| 10/03/1990 | EP0390566A1 Method of producing silica glas having refractive index distribution |
| 10/02/1990 | CA1274695A1 Optical waveguide glass fiber flame processing |
| 10/01/1990 | WO1990011974A1 Sintering furnace for producing quartz base material |
| 09/26/1990 | CN2062730U Automatic cleaning apparatus for system to make prefabricated bar of optical fiber |
| 09/26/1990 | CN1009731B Process for the production of mineral fibre mats from a molten material |
| 09/25/1990 | US4959837 Doped optical fiber laser amplifier |
| 09/25/1990 | CA1274394A1 Non-circular mineral fibers and method and apparatus for making |
| 09/25/1990 | CA1274393A1 Method of and apparatus for reducing volume and surface defects in silica optical fibres |
| 09/19/1990 | EP0387583A2 Optical fiber cutting apparatus and method |
| 09/18/1990 | US4957883 Contains magnesium and/or calcium oxide; hardness, elastic modulus |
| 09/18/1990 | US4957525 Composite bushing design |
| 09/18/1990 | CA1274127A1 Multiconstituent optical fiber and method for producing same |
| 09/16/1990 | WO1990010596A1 Improved vitreous silica products |
| 09/12/1990 | EP0386756A1 Furnace and process for optical fiber drawing |
| 09/11/1990 | US4955689 Infrared radiation, metal halide |
| 09/05/1990 | CN2061563U Protection device of platinized electric heating furnace for wiredrawing glass fibre |
| 09/05/1990 | CN1009458B Method and apparatus for producing glass filaments |
| 09/04/1990 | US4955025 Silica resonance cavity, diode laser pump |
| 09/04/1990 | CA1273518A1 Optical multiconductor of silica glass type |
| 09/04/1990 | CA1273485A1 Apparatus for fabricating optical fiber preform |
| 08/29/1990 | EP0384608A1 Mechanically alloyed nickel-cobalt-chromium-iron composition of matter |
| 08/28/1990 | US4952225 Method of making an internally-doped tube of transparent glass, in particular for manufacturing rare-earth-doped optical fibers |
| 08/28/1990 | CA1273206A1 Bushing construction |
| 08/28/1990 | CA1273205A1 Apparatus for producing mineral fibres from silicate raw materials, in particular basalt having a modular modulus of viscosity of at least 1.4,by blast drawing drawing |
| 08/22/1990 | EP0276311B1 Method for manufacturing basic material for optical fiber |
| 08/22/1990 | CN1044829A Mechanically alloyed nickel-cobalt-chromiumiron composition of matter |
| 08/22/1990 | CN1044799A Crystal fiber of lithium triborate and parts produced thereby |
| 08/21/1990 | US4950319 Heating oven for preparing optical waveguide fibers |
| 08/21/1990 | US4950318 Method of joining self-aligning optical fibers |
| 08/21/1990 | US4950047 Method of coating optical fibers |
| 08/16/1990 | EP0231248B1 Optical fused couplers |
| 08/15/1990 | CN1009191B Direct producing mineral wool by whirlwind furnace liquid slag |
| 08/14/1990 | US4949038 Optical fiber having a helical core for sensing a magnetic field |
| 08/14/1990 | US4948409 Fiberization of glass |
| 08/14/1990 | US4948217 Optic coupler |