ClassID:

87218

C03B37/01242 - CPC Classification

Classification description:

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 starting from tubes, rods, fibres or filaments; Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing; Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down Controlling or regulating the down-draw process

Recent Application in this class:
#1
20240228359
2024-07-11

OPTICAL FIBER MANUFACTURING METHOD AND OPTICAL FIBER MANUFACTURING APPARATUS

#2
20220242773
2022-08-04

METHODS FOR PRODUCING A HOLLOW-CORE FIBER AND FOR PRODUCING A PREFORM FOR A HOLLOW-CORE FIBER

#3
20220055939
2022-02-24

OPTICAL FIBER GLASS PREFORM AND METHOD FOR DRAWING OPTICAL FIBER GLASS PREFORM

#4
20210047224
2021-02-18

METHOD FOR SINTERING OF AN OPTICAL FIBRE PREFORM

#5
20190235162
2019-08-01

Low-latency, hollow-core optical fiber with total internal reflection mode confinement

#6
20180044227
2018-02-15

Thermal history-based etching

#7
20170254733
2017-09-07

Method for preform or tube drawing based on its viscosity

#8
20170001901
2017-01-05

Method for producing a substrate tube of quartz glass

#9
20150299024
2015-10-22

Tubular semifinished product for producing an optical fiber

#10
20150299023
2015-10-22

Processing method of glass base material for optical fiber

#11
20150274582
2015-10-01

Thermal history-based etching

#12
20150218031
2015-08-06

Glass rod machining method and machining apparatus

#13
20150093085
2015-04-02

Low-latency, hollow-core optical fiber with total internal reflection mode confinement

#14
20150007616
2015-01-08

Glass base material elongating method

#15
20140245796
2014-09-04

Process for producing a cylindrical component made of glass by elongation

#16
20140174136
2014-06-26

Plant for producing an elongate element usable for producing an optical fibre

#17
20120324960
2012-12-27

Method and tubular semifinished product for producing an optical fiber

#18
20120222452
2012-09-06

Elongating method and apparatus for glass base material

#19
20120060560
2012-03-15

Apparatus for fabricating a glass rod and method of same

#20
20120055198
2012-03-08

Apparatus for fabricating a glass rod and method of same

#21
20110100061
2011-05-05

Formation of microstructured fiber preforms using porous glass deposition

#22
20100236289
2010-09-23

Glass tube processing method

#23
20100064733
2010-03-18

Glass tube processing apparatus

#24
20100005837
2010-01-14

METHOD OF MANUFACTURING AN ELONGATED GLASS BODY

#25
20080271493
2008-11-06

Method for elongating a glass body

#26
20070119214
2007-05-31

Vertical drawing method for producing a cylindrical glass body and device for carrying out said method

#27
20070104444
2007-05-10

Method of stretching optical fiber base material and stretching apparatus

#28
20060225860
2006-10-12

Method of elongating an optical fiber base material

#29
20060150685
2006-07-13

Method for elongating and collapsing a blank made of quartz glass

#30
20060086148
2006-04-27

Process and apparatus for elongating of an optical fibre preform

#31
20050172672
2005-08-11

Method for drawing glass parent material and drawing machine for use therein

#32
20050144983
2005-07-07

Glass tube processing method, apparatus and glass tube

#33
20050138970
2005-06-30

Method of elongating glass preform