C03B5/2257 - CPC Classification Index

ClassID:

86739 ⎘

C03B5/2257 - CPC Classification

Classification description:

Melting in furnaces; Furnaces so far as specially adapted for glass manufacture; Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces; Refining by thin-layer fining

Recent Application in this class:

20240166545

2024-05-23

FINING MOLTEN MATERIAL USING REDUCED PRESSURE

20210292210

2021-09-23

Glass fining using an objective and molten metal

20190284078

2019-09-19

Refining glass with reduced pressure

20180002214

2018-01-04

Process and apparatus for refining molten glass

20170113958

2017-04-27

Systems and methods for glass manufacturing

20150353405

2015-12-10

Process and apparatus for refining molten glass

20150143850

2015-05-28

Systems and methods for glass manufacturing

20140245793

2014-09-04

Process and apparatus for refining molten glass

20130086951

2013-04-11

Systems and methods for glass manufacturing

#10

20120017643

2012-01-26

Melting device for producing a glass melt

#11

20110016922

2011-01-27

Vacuum degassing apparatus, apparatus for producing glass products and process for producing glass products

#12

20100175427

2010-07-15

GLASS MELTING FURNACE AND METHOD FOR MELTING GLASSES

#13

20100173151

2010-07-08

Method for producing high silicate fibres

#14

20090022991

2009-01-22

METHOD AND DEVICE FOR HOMOGENIZING A VISCOUS SUBSTANCE

#15

20060000239

2006-01-05

Method and device for melting and refining materials capable of being vitrified