ClassID:

86910

C03B17/04 - CPC Classification

Classification description:

Forming glass by flowing-out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles

Recent Application in this class:
#1
20260131056
2026-05-14

DEVICE FOR SUPPORTING SURGICAL PROCEDURES AND METHOD OF MANUFACTURE THEREOF

#2
20260097986
2026-04-09

GLASS TUBE FOR PHARMACEUTICAL CONTAINERS AND MANUFACTURING PROCESS FOR A GLASS TUBE

#3
20250282675
2025-09-11

Aluminoborosilicate glass with excellent visual appearance

#4
20250282666
2025-09-11

ENCLOSURES FOR PROVIDING A CONTROLLED ENVIRONMENT DURING THE PRODUCTION OF GLASS ARTICLES

#5
20250270128
2025-08-28

GLASS ROD, SET OF GLASS RODS, USE OF A GLASS ROD AND METHOD OF MANUFACTURING A GLASS ROD

#6
20250206653
2025-06-26

DRAWING HEAD FOR PRODUCING A GLASS TUBE, APPARATUS FOR PRODUCING A GLASS TUBE, PROCESS FOR PRODUCING A GLASS TUBE VIA A DRAWING PROCESS, AND GLASS TUBE

#7
20250206652
2025-06-26

APPARATUS FOR PRODUCING A GLASS TUBE AND PROCESS FOR PRODUCING A GLASS TUBE VIA A DRAWING PROCESS

#8
20250122113
2025-04-17

GLASS TUBE

#9
20250100919
2025-03-27

PREPARATION DEVICES FOR MEDIUM BOROSILICATE MEDICINAL GLASS TUBES AND METHODS THEREOF

#10
20240279101
2024-08-22

GLASS TUBE

#11
20240124347
2024-04-18

FLEXIBLE GLASS AND PREPARATION METHOD THEREFOR

#12
20240043307
2024-02-08

Inlay, sleeve shaft with inlay and refractory tube with sleeve shaft

#13
20230399263
2023-12-14

ALUMINOUS SINTERED PRODUCT

#14
20230365452
2023-11-16

DEVICE FOR PRODUCING GLASS TUBES BY A VELLO OR DOWN-DRAW METHOD, METHOD FOR PRODUCING GLASS TUBES BY A VELLO OR DOWN-DRAW METHOD AND GLASS TUBES

#15
20230265003
2023-08-24

Glass tube element with improved quality

#16
20230167012
2023-06-01

GLASS TUBE FOR PHARMACEUTICAL CONTAINERS AND MANUFACTURING PROCESS FOR A GLASS TUBE

#17
20220306518
2022-09-29

GLASS ARTICLE AND METHOD OF MAKING THE SAME

#18
20220204380
2022-06-30

Apparatus for forming glass tubes, a heating chamber and a process for the manufacture of an apparatus for forming glass tubes

#19
20220119297
2022-04-21

Continuous production of hollow ingots

#20
20220064046
2022-03-03

ENCLOSURES FOR PROVIDING A CONTROLLED ENVIRONMENT DURING THE PRODUCTION OF GLASS ARTICLES

#21
20210403362
2021-12-30

Glass tube

#22
20210403361
2021-12-30

Method for cooling a space around a sleeve shaft, device for guiding a fluid along an outer surface area of a sleeve shaft, sleeve shaft comprising such a device, refractory tube with such a sleeve shaft inserted and system comprising such a sleeve shaft and/or such a refractory tube

#23
20210371320
2021-12-02

Inlay, sleeve shaft with inlay and refractory tube with sleeve shaft

#24
20210371319
2021-12-02

System for a glass drawing process and method for adjusting a system for a glass drawing process

#25
20210347670
2021-11-11

Glass tube

#26
20210309556
2021-10-07

Glass tube element with improved quality

#27
20210309555
2021-10-07

Glass tube element with improved quality

#28
20200369551
2020-11-26

METHOD AND APPARATUS FOR PROCESSING GLASS ELEMENTS

#29
20200361806
2020-11-19

Preparation of a quartz glass body in a multi-chamber oven

#30
20200196785
2020-06-25

DRINKING IMPLEMENT WITH HIGH STRENGTH

#31
20200172423
2020-06-04

Apparatuses and methods for heating and cooling glass tubing

#32
20200165150
2020-05-28

Continuous production of hollow ingots

#33
20200123039
2020-04-23

PREPARATION OF A QUARTZ GLASS BODY

#34
20200087190
2020-03-19

Sleeve for glass tube molding

#35
20200079675
2020-03-12

Sleeve for glass tube molding, and method for assembling sleeve for glass tube molding

#36
20200031703
2020-01-30

OVERFLOW DOWNDRAW GLASS TUBE FORMING APPARATUS

#37
20200017392
2020-01-16

HIGH OPTICAL QUALITY GLASS TUBING AND METHOD OF MAKING

#38
20190382303
2019-12-19

Borosilicate glass article with low boron content

#39
20190382298
2019-12-19

Optical fibers with multiple openings from additive manufacturing

#40
20190367414
2019-12-05

Zircon-based sintered concrete

#41
20190284081
2019-09-19

Method and apparatus for controlling glass tube taper

#42
20190161379
2019-05-30

Apparatuses and methods for continuous production of glass tubing

#43
20190161378
2019-05-30

Apparatuses and methods for continuous production of glass tubing

#44
20190152827
2019-05-23

PREPARATION OF QUARTZ GLASS BODIES FROM SILICON DIOXIDE POWDER

#45
20190119141
2019-04-25

Increase in silicon content in the preparation of quartz glass

#46
20190092675
2019-03-28

Preparation of quartz glass bodies with dew point monitoring in the melting oven

#47
20190092672
2019-03-28

GAS FLUSHING FOR MELTING OVENS AND PROCESS FOR PREPARATION OF QUARTZ GLASS

#48
20190077691
2019-03-14

Spray granulation of silicon dioxide in the preparation of quartz glass

#49
20190077688
2019-03-14

PREPARATION OF A QUARTZ GLASS BODY IN A HANGING METAL SHEET CRUCIBLE

#50
20190077672
2019-03-14

REDUCING CARBON CONTENT OF SILICON DIOXIDE GRANULATE AND THE PREPARATION OF A QUARTZ GLASS BODY

#51
20190071344
2019-03-07

Preparation of a quartz glass body in a melting crucible of refractory metal

#52
20190062197
2019-02-28

Preparation of quartz glass bodies from silicon dioxide granulate

#53
20190062194
2019-02-28

STEAM TREATMENT OF SILICON DIOXIDE POWDER IN THE PREPARATION OF QUARTZ GLASS

#54
20190062193
2019-02-28

Preparation of a quartz glass body in a multi-chamber oven

#55
20190031554
2019-01-31

PREPARATION OF A QUARTZ GLASS BODY IN A STANDING SINTER CRUCIBLE

#56
20180370835
2018-12-27

Preparation of carbon-doped silicon dioxide granulate as an intermediate in the preparation of quartz glass

#57
20180362384
2018-12-20

Sleeve for glass tube molding

#58
20180362382
2018-12-20

Sleeve for glass tube molding

#59
20180148364
2018-05-31

Methods and apparatus for additive manufacturing of glass

#60
20180093912
2018-04-05

Method of making optical fibers with multiple openings

#61
20180050949
2018-02-22

METHOD AND APPARATUS FOR MAKING A PROFILED TUBING AND A SLEEVE

#62
20170355632
2017-12-14

High optical quality glass tubing and method of making

#63
20170341966
2017-11-30

Heating apparatuses and methods for glass tubing manufacturing

#64
20170320766
2017-11-09

Bell assemblies for glass tubing manufacturing and glass tubing manufacturing apparatuses comprising the same

#65
20170283296
2017-10-05

Overflow downdraw glass tube forming apparatus

#66
20170247279
2017-08-31

MANUFACTURING PROCESS FOR PRECISION AND FUSION QUALITY GLASS TUBES

#67
20170203991
2017-07-20

Thermally stable glass tubing forming apparatuses

#68
20170081236
2017-03-23

Methods and apparatus for additive manufacturing of glass

#69
20170080688
2017-03-23

LAYERED GLASSY PHOTOSENSITIVE ARTICLE AND METHOD OF MAKING

#70
20160355429
2016-12-08

Fused quartz tubing for pharmaceutical packaging

#71
20160221858
2016-08-04

Reforming mandrel geometry for flatness control

#72
20160009586
2016-01-14

Systems and methods of glass cutting by inducing pulsed laser perforations into glass articles

#73
20150368139
2015-12-24

Integral capsule for blister suppression in molten glass

#74
20150337455
2015-11-26

Method for producing a component, particularly for use in a crucible pulling method for quartz glass

#75
20150299027
2015-10-22

ENERGY-SAVING AND ENVIRONMENT PROTECTIVE METHOD FOR PREPARING GLASS WITH HIGH INTENSITY

#76
20150276494
2015-10-01

HIGH TEMPERATURE SENSOR AND METHOD FOR PRODUCING A PROTECTIVE COVER FOR A HIGH TEMPERATURE SENSOR

#77
20150232365
2015-08-20

APPARATUS AND METHODS OF MAKING A GLASS TUBE BY DRAWING FROM MOLTEN GLASS

#78
20150225279
2015-08-13

Method and apparatus for making a profiled tubing and a sleeve

#79
20150218047
2015-08-06

Fused quartz tubing for pharmaceutical packaging and methods for making the same

#80
20150197442
2015-07-16

APPARATUS AND METHODS OF MAKING A GLASS TUBE BY DRAWING MOLTEN GLASS

#81
20150166387
2015-06-18

Vertical crucible pulling method for producing a glass body having a high silicic-acid component

#82
20150045204
2015-02-12

Optical glass and use thereof

#83
20140334994
2014-11-13

Zircon components

#84
20130333420
2013-12-19

Integral capsule for blister suppression in molten glass

#85
20130305784
2013-11-21

Method and apparatus for drawing a quartz glass strand

#86
20130186143
2013-07-25

Method and apparatus for manufacturing glass tubes having a predetermined inner profile, preferably for continuously manufacturing such glass tubes

#87
20130186137
2013-07-25

Drawing method for producing cylindrical components from quartz glass

#88
20120302424
2012-11-29

Optical glass, glass molded body, optical device and their production methods

#89
20120174629
2012-07-12

METHOD AND DEVICE FOR DRAWING A QUARTZ GLASS CYLINDER FROM A MELT CRUCIBLE

#90
20120141701
2012-06-07

Zircon components

#91
20120042692
2012-02-23

Method for stabilizing a column of molten material

#92
20120011889
2012-01-19

Drawing method for producing cylindrical-shaped components from quartz glass

#93
20110183138
2011-07-28

METHOD FOR PRODUCING QUARTZ GLASS DOPED WITH NITROGEN AND QUARTZ GLASS GRAINS SUITABLE FOR CARRYING OUT THE METHOD

#94
20110113829
2011-05-19

Method and apparatus for producing a quartz glass cylinder

#95
20110016925
2011-01-27

Method for continuously forming optical fiber connector glass and other close tolerance tubes

#96
20110005275
2011-01-13

Process for production of glass tubes having at least one tube end section of reduced stress

#97
20100139322
2010-06-10

Apparatus for use in the glass industry and method for processing molten glass

#98
20100045164
2010-02-25

GLASS FOR AN ILLUMINATING MEANS WITH EXTERNAL ELECTRODES

#99
20090176641
2009-07-09

Optical glass, glass molded body, optical device and their production methods

#100
20090064715
2009-03-12

Method and device for drawing a tubular strand of quartz glass

#101
20090056382
2009-03-05

Coated noble metal elements for glass production

#102
20090047454
2009-02-19

APPARATUS FOR CONTINUOUSLY MANUFACTURING CALIBRATED ROUND OR PROFILED GLASS TUBES AND GLASS TUBES MADE BY SAME

#103
20080127680
2008-06-05

Method for continuously forming optical fiber connector glass and other close tolerance components

#104
20080090013
2008-04-17

Coated metal elements for producing glass

#105
20070271963
2007-11-29

Apparatus and Process for Producing Tubes or Rods

#106
20070141348
2007-06-21

Refractory material and its use, and method for treating refractory material

#107
20070087194
2007-04-19

Danner pipe

#108
20070071956
2007-03-29

Process for the production of glass shaped material, crystallized glass material, process for the production of crystallized glass material, process for the production of magnetic disk substrate blank, process for the production of magnetic disk substrate and process for the production of magnetic disk

#109
20070015651
2007-01-18

Optical glass, press-molding glass gob and optical element

#110
20060260360
2006-11-23

Method and apparatus for manufacturing internally coated glass tubes

#111
20060141181
2006-06-29

Glass tube for technical applications and process for the production thereof

#112
20060130525
2006-06-22

Device and process for producing a glass tube

#113
20050227027
2005-10-13

Method and apparatus for continuously manufacturing calibrated round or profiled glass tubes

#114
20050199012
2005-09-15

Quartz fusion furnace and method for forming quartz articles

#115
20050076675
2005-04-14

Method and device for producing a cylindrical glass body

#116
20050072191
2005-04-07

Quartz fusion furnace and method for forming quartz articles

#117
20050039490
2005-02-24

Method for forming fused quartz using deuterium