C03B2205/62 - CPC Classification Index

ClassID:

87427 ⎘

C03B2205/62 - CPC Classification

Classification description:

Fibre drawing or extruding details; Optical fibre draw furnaces Heating means for drawing

Sub-classes:

C03B2205/63 » Ohmic resistance heaters, e.g. carbon or graphite resistance heaters 13
C03B2205/64 » Induction furnaces, i.e. HF/RF coil, e.g. of the graphite or zirconia susceptor type 4
C03B2205/66 » Microwave or similar electromagnetic wave heating, e.g. resonant cavity type 0
C03B2205/67 » Laser heating 6
C03B2205/68 » Hot gas, e.g. plasma, flame, burner 4
C03B2205/69 » Auxiliary thermal treatment immediately prior to drawing, e.g. pre-heaters, laser-assisted resistance heaters 3

Recent Application in this class:

20250083990

2025-03-13

MICROGRAVITY CRUCIBLE-CONTROLLED MANUFACTURING

20230212057

2023-07-06

OPTICAL FIBER MANUFACTURING METHOD AND APPARATUS

20230047162

2023-02-16

Optical fiber draw furnace system and method

20220119299

2022-04-21

METHOD OF FABRICATING OPTICAL FIBER GLASS BASE MATERIAL, AND APPARATUS FOR FABRICATING OPTICAL FIBER GLASS BASE MATERIAL

20220009817

2022-01-13

METHOD FOR MANUFACTURING OPTICAL FIBER

20220002182

2022-01-06

Method and apparatus for suppressing flow instabilities in an optical fiber draw system

20210355018

2021-11-18

Optical fiber forming apparatus

20210292223

2021-09-23

Manufacturing method for optical fiber and manufacturing apparatus for optical fiber

20210230044

2021-07-29

Optical fiber draw furnace system and method

#10

20190292090

2019-09-26

Method and apparatus for suppressing flow instabilities in an optical fiber draw system

#11

20190152835

2019-05-23

Fiber optic manufacturing in space

#12

20180251392

2018-09-06

Fiber optic manufacturing in space

#13

20170233282

2017-08-17

Fiber optic manufacturing in space