87238 ⎘
Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags; Manufacture of glass fibres or filaments; Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
Sub-classes:METHOD FOR PRODUCING OPTICAL FIBER PREFORM, AND OPTICAL FIBER PREFORM
#2OPTICAL FIBER AND METHOD OF MANUFACTURING OPTICAL FIBER
#3METHOD FOR MAKING HALOGEN DOPED OPTICAL ELEMENT
#4PRODUCTION METHOD FOR OPTICAL FIBER BASE MATERIAL, AND OPTICAL FIBER BASE MATERIAL
#5Optical fiber
#6STRUCTURED SILICA CLAD SILICA OPTICAL FIBERS
#7Optical fiber and method of manufacturing optical fiber
#8Optical fiber and method of manufacturing optical fiber
#9Optical fiber and method for manufacturing optical fiber
#10Manufacturing method of porous glass base material for optical fiber
#11METHOD AND AN APPARATUS FOR PERFORMING A PLASMA CHEMICAL VAPOUR DEPOSITION PROCESS AND A METHOD
#12Method of producing optical fiber preform and optical fiber
#13Optical fiber
#14Halogen-doped silica for optical fiber preforms
#15Method for producing porous glass deposit for optical fiber
#16Optical fiber, and system and method for manufacturing optical fiber
#17Low bend loss single mode optical fiber with bromine up-doped cladding
#18METHOD AND APPARATUS FOR PRODUCING OPTICAL FIBER PREFORM
#19Low loss optical fibers with fluorine and chlorine codoped core regions
#20Method of making optical fiber preform with pressed soot
#21METHOD OF MAKING HALOGEN DOPED OPTICAL ELEMENT
#22Method of producing optical fiber preform and optical fiber
#23Optical fiber preform
#24PRODUCTION METHOD OF OPTICAL FIBER PREFORM AND PRODUCTION METHOD OF OPTICAL FIBER
#25Low loss optical fibers with fluorine and chlorine codoped core regions
#26Methods and apparatuses for forming optical preforms from glass soot
#27Optical fiber and manufacturing method thereof
#28Method of making updoped cladding by using silicon tertrachloride as the dopant
#29Optical fiber
#30Optical fibers and preforms with one step fluorine trench and overclad and methods for making the same
#31Method of manufacturing preforms for optical fibres having low water peak
#32Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same
#33Method for forming optical fiber and preforms
#34Optical fiber preform
#35METHOD FOR MAKING PREFORMS AND OPTICAL FIBERS
#36Porous glass body and method for producing glass preform
#37Method of making updoped cladding by using silicon tertrachloride as the dopant
#38Method for producing glass particulate deposit and method for producing glass preform
#39Methods and apparatuses for forming optical preforms from glass soot
#40Methods for producing a semifinished part for the manufacture of an optical fiber which is optimized in terms of bending
#41Glass particle deposit producing method and glass preform producing method
#42High bandwidth MMF and method of making
#43Method for producing synthetic quartz glass and quartz glass for use as cladding material of an optical fiber
#44Method for manufacturing soot glass deposit body
#45Production Method of Quartz Glass
#46Glass fine particle synthesis burner, glass fine particle deposition body manufacturing method, and glass fine particle deposition apparatus
#47METHODS FOR FORMING OPTICAL FIBER PREFORMS WITH SELECTIVE DIFFUSION LAYERS
#48GLASS BASE MATERIAL MANUFACTURING APPARATUS AND METHOD THEREOF
#49Production of silica soot bodies
#50Pressed, multilayered silica soot preforms for the manufacture of single sinter step, complex refractive index profile optical fiber
#51METHOD FOR MAKING AN OPTICAL FIBER PREFORM
#52OPTICAL WAVEGUIDE AND SEMIFINISHED PRODUCT FOR THE PRODUCTION OF AN OPTICAL WAVEGUIDE HAVING OPTIMIZED DIFFRACTION PROPERTIES
#53METHODS FOR MANUFACTURING LOW WATER PEAK OPTICAL WAVEGUIDE
#54Methods for manufacturing optical fiber preform and methods for manufacturing optical fiber
#55Optical fiber and optical fiber preform
#56METHOD OF MANUFACTURING GLASS PREFORM
#57Low loss optical fiber designs for confining optical power to low-doped regions
#58Photodarkening resistant optical fibers and fiber lasers incorporating the same
#59Low loss optical fiber designs and methods for their manufacture
#60Optical fiber preform manufacturing method and optical fiber preform manufacturing device
#61Single-mode fiber and production method thereof
#62Increasing the cladding-to-core ratio (D/d) of low D/d core rods in optical fiber preforms
#63Optical fiber and a method for making such
#64Low loss optical fiber designs for confining optical power to low-doped regions
#65Optical Fiber Having Desired Waveguide Parameters and Method for Producing the Same
#66Increasing the cladding-to-core ratio (D/d) of low D/d ratio core rods in optical fiber performs
#67Manufacture of depressed index optical fibers
#68Glass base material manufacturing apparatus and method thereof
#69Production method of quartz glass
#70Optical fiber with plurality of air holes and stress rods
#71Manufacture of depressed index optical fibers
#72Method for blending and recirculating deuterium-containing gas
#73Method for fabricating optical fiber preform and method for fabricating optical fiber using the same
#74Optical fiber and method for fabricating same
#75Vapor axial deposition apparatus and vapor axial deposition method
#76Low loss optical fiber designs and methods for their manufacture
#77Optical fiber with birefringence and large mode field diameter
#78Process for producing an optical-fibre preform, optical-fibre preform and optical fibre associated therewith
#79Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same