ClassID:

86778

C03B7/12 - CPC Classification

Classification description:

Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob, e.g. controlling the gob shape, weight or delivery tact; Cutting-off the glass flow with the aid of knives or scissors ; Construction of the blades used Cutting-off a free-hanging glass stream

Recent Application in this class:
#1
20230234875
2023-07-27

Molten glass cutting apparatus and glass product manufacturing apparatus

#2
20180148364
2018-05-31

Methods and apparatus for additive manufacturing of glass

#3
20170081236
2017-03-23

Methods and apparatus for additive manufacturing of glass

#4
20150119228
2015-04-30

Optical glass, precision press molding preform, and optical element and method of manufacturing the same

#5
20120258848
2012-10-11

Phosphate glass, fluorophosphate glass, preform for precision press-molding, optical element and process for the production of thereof

#6
20120111062
2012-05-10

Optical glass, precision press-molding preform and optical element

#7
20110016920
2011-01-27

OPTICAL ELEMENT MANUFACTURING METHOD AND OPTICAL ELEMENT MANUFACTURING APPARATUS

#8
20090325774
2009-12-31

Phosphate glass, fluorophosphate glass, preform for precision press-molding, optical element and process for the production of thereof

#9
20090255298
2009-10-15

Method and assembly for cutting a molten glass rope on a glassware molding machine

#10
20090223251
2009-09-10

Molten glass dropping nozzle, molded glass product manufacturing method and molded glass product manufacturing apparatus

#11
20090193850
2009-08-06

Heating apparatus and glass manufacturing method

#12
20090069162
2009-03-12

Glass composition

#13
20080187737
2008-08-07

Precision press-molding preform, process for the production thereof, optical element and process for the production of the optical element

#14
20080110207
2008-05-15

Preform Production Apparatus and Preform Production Method

#15
20080092595
2008-04-24

Nozzle and method for producing optical glass gob using the nozzle

#16
20080032137
2008-02-07

Glass optical element and method for manufacturing the same

#17
20080026928
2008-01-31

Optical glass, press-molding preform and optical part

#18
20070251271
2007-11-01

Processes for the production of glass article and optical device

#19
20070214835
2007-09-20

Glass gob shaping apparatus, process for the production of glass gobs and process for the production of optical element

#20
20070180861
2007-08-09

Optical glass element molding method

#21
20070157669
2007-07-12

Manufacturing apparatus of glass product and manufacturing method applied to the apparatus

#22
20070142200
2007-06-21

Glass and optical glass element

#23
20070060464
2007-03-15

Optical glass, precision press-molding preform and optical element

#24
20060283209
2006-12-21

Device and method for manufacturing glass preforms for optical elements

#25
20060260361
2006-11-23

Methods for manufacturing performs for press molding and method for manufacturing optical elements

#26
20060194686
2006-08-31

Optical glass and process for producing optical element

#27
20060026993
2006-02-09

Process and device for producing fire-polished gobs

#28
20050263806
2005-12-01

Die for forming an optical element, and production method as well as regeneration method of the same

#29
20050210923
2005-09-29

Method of manufacturing precision glass spheres and method of manufacturing optical glass elements

#30
20050188724
2005-09-01

Process for the production of precision press-molding preform and process for the production of optical element

#31
20050164864
2005-07-28

Optical glass, precision press-molding preform, process for production thereof, optical element and process for the production thereof

#32
20050113240
2005-05-26

Optical glass, press-molding preform and optical part

#33
20050076678
2005-04-14

Method of manufacturing optical elements

#34
20050061031
2005-03-24

Method of manufacturing glass melt, method of manufacturing molded glass materials, and method of manufacturing optical elements

#35
20050054511
2005-03-10

Precision press-molding preform, process for the production thereof, optical element and process for the production of the optical element