ClassID:

121692

D01F9/21 - CPC Classification

Classification description:

Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material; Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds

Sub-classes:
Recent Application in this class:
#1
20260015774
2026-01-15

PRECURSOR FIBERS OF LIGNIN-BASED CARBON FIBERS, THEIR PRODUCTION AND USE

#2
20250327217
2025-10-23

METHOD OF MANUFACTURING CARBON FIBER AND CARBON FIBER MANUFACTURED THEREBY

#3
20250250721
2025-08-07

CARBON FIBER AND METHOD OF PRODUCING CARBON FIBER

#4
20240271336
2024-08-15

CARBON FIBER PRECURSOR, METHOD OF PRODUCING CARBON FIBER PRECURSOR, STABILIZED FIBER, METHOD OF PRODUCING STABILIZED FIBER, AND METHOD OF PRODUCING CARBON FIBER

#5
20230193522
2023-06-22

METHOD FOR MANUFACTURING CARBON FIBER BUNDLE

#6
20230126217
2023-04-27

CARBON FIBER PRECURSOR FIBER, FIBER FOR CARBON FIBER PRECURSOR FIBER, METHOD OF PRODUCING CARBON FIBER PRECURSOR FIBER, METHOD OF PRODUCING STABILIZED FIBER, AND METHOD OF PRODUCING CARBON FIBER

#7
20230117305
2023-04-20

Treatment agent for carbon fiber precursor, aqueous solution of treatment agent for carbon fiber precursor, carbon fiber precursor, and method for producing carbon fibers

#8
20220298677
2022-09-22

Carbon fiber and method for producing the same

#9
20220251736
2022-08-11

Method of producing flame-resistant fiber bundle and carbon fiber bundle and flameproofing furnace

#10
20220213620
2022-07-07

Nanofibers and preparation methods therefor

#11
20220170182
2022-06-02

CARBON FIBER PRECURSOR FIBER BUNDLE, THERMALLY-STABILIZED FIBER BUNDLE, PRODUCTION METHOD THEREOF, AND METHOD FOR PRODUCING CARBON FIBER BUNDLE

#12
20220162776
2022-05-26

Oxidation heat treatment oven and method for manufacturing oxidized fiber bundle and carbon fiber bundle

#13
20210395531
2021-12-23

Methods of Using N-Containing Compounds with Carbon Black to Replace Pan and Form Carbon Fibers

#14
20200332444
2020-10-22

CARBON FIBER FORMED FROM CHLORINATED POLYVINYL CHLORIDE, AND METHOD FOR PREPARING SAME

#15
20200165746
2020-05-28

SCALABLE AND FACILE IN SITU SYNTHESIS OF NANOPARTICLES RESULTING IN DECORATED MULTIFUNCTIONAL FIBERS

#16
20190292056
2019-09-26

Carbon material precursor, carbon material precursor composition containing the same, and method for producing carbon material using these

#17
20190276952
2019-09-12

FUNCTIONAL MOLECULES AND OTHER STRUCTURAL CARBON-BASED MOLECULES WITH RIGID BACKBONES AND KINKED SEGMENTS

#18
20190040551
2019-02-07

Method for manufacturing carbon fibers and fiber joining method

#19
20180202079
2018-07-19

Carbon material and production method for same

#20
20180200788
2018-07-19

Metal-carbon nanofiber and production method thereof

#21
20180148867
2018-05-31

Apparatus for stretching acrylic fibres tows in a pressurised steam environment

#22
20180051398
2018-02-22

CARBON FIBER LAYER HAVING CARBON COATING

#23
20180038017
2018-02-08

PROCESS FOR MAKING A FABRICATED ARTICLE FROM POLYOLEFIN

#24
20180038016
2018-02-08

SILICON TREATED POLYOLEFIN CARBON FIBERS

#25
20180038013
2018-02-08

PROCESS FOR MAKING A FABRICATED ARTICLE FROM POLYOLEFIN

#26
20180037723
2018-02-08

PROCESS FOR MAKING A FABRICATED ARTICLE FROM POLYOLEFIN

#27
20180037714
2018-02-08

BORON-CONTAINING FABRICATED ARTICLE PREPARED FROM POLYOLEFIN PRECURSOR

#28
20180037713
2018-02-08

PROCESS FOR MAKING A FABRICATED ARTICLE FROM POLYOLEFIN

#29
20170362441
2017-12-21

Methods of using N-containing compounds with carbon black to replace pan and form carbon fibers

#30
20170298980
2017-10-19

Carbon fiber washer

#31
20170216779
2017-08-03

Carbon membrane for fluid separation, fluid separation membrane module, and method for producing carbon membrane for fluid separation

#32
20170191193
2017-07-06

Process for preparing a silicon-carbon nanocomposite nanofiber

#33
20170081788
2017-03-23

Carbon fiber and method for producing same

#34
20170081786
2017-03-23

Method of preparing doped and/or composite carbon fibers

#35
20170044710
2017-02-16

SURFACE-TREATED FABRICATED ARTICLE PRODUCED FROM POLYOLEFIN

#36
20170044689
2017-02-16

CARBON NANOTUBE FIBER AND METHOD FOR PRODUCING THE SAME

#37
20170037160
2017-02-09

PROCESS FOR MAKING A STABILIZED FABRICATED ARTICLE FROM POLYOLEFIN

#38
20160258082
2016-09-08

Low temperature stabilization process for production of carbon fiber having structural order

#39
20160222551
2016-08-04

POLYOLEFIN-DERIVED CARBON FIBERS CONTAINING BORON

#40
20160151959
2016-06-02

Process for steam drawing carbon-fiber precursor acrylic fiber bundle

#41
20160017537
2016-01-21

OXIDIZED GRAPHITE AND CARBON FIBER

#42
20150321919
2015-11-12

SYSTEM AND METHOD FOR PRODUCING CARBON NANOFIBERS VIA RADIO-FREQUENCY INDUCTION HEATING

#43
20150299908
2015-10-22

Method for production of carbon fiber bundle

#44
20150292119
2015-10-15

METHOD FOR THE PREPARATION OF CARBON FIBER FROM POLYOLEFIN FIBER PRECURSOR, AND CARBON FIBERS MADE THEREBY

#45
20150274860
2015-10-01

FLAME-RESISTANT FIBER BUNDLE, CARBON FIBER BUNDLE, AND PROCESSES FOR PRODUCING THESE

#46
20150267322
2015-09-24

Method for the preparation of carbon fiber from polyolefin fiber precursor

#47
20150252122
2015-09-10

METHOD FOR MAKING AN INFUSIBLE POLYMER FROM A POLYOLEFIN

#48
20150233021
2015-08-20

Method for production of carbon nanofiber mat or carbon paper

#49
20150197878
2015-07-16

Processes for preparing carbon fibers using sulfur trioxide in a halogenated solvent

#50
20150167201
2015-06-18

Processes for preparing carbon fibers using gaseous sulfur trioxide

#51
20150152574
2015-06-04

Two-step sulfonation process for the conversion of polymer fibers to carbon fibers

#52
20150110705
2015-04-23

Carbon fiber precursor acrylic fiber bundle, method for thermally oxidizing part thereof, thermal oxidation oven, and process for producing carbon fiber bundle

#53
20140315460
2014-10-23

Carbon fiber and method for producing same

#54
20140306364
2014-10-16

Controlled chemical stabilization of polyvinyl precursor fiber, and high strength carbon fiber produced therefrom

#55
20140134094
2014-05-15

Oil agent for carbon fiber precursor acrylic fiber, oil composition for carbon fiber precursor acrylic fiber, processed-oil solution for carbon-fiber precursor acrylic fiber, and method for producing carbon-fiber precursor acrylic fiber bundle, and carbon-fiber bundle using carbon-fiber precursor acrylic fiber bundle

#56
20140037533
2014-02-06

High modulus graphite fiber and manufacturing method thereof

#57
20130214442
2013-08-22

Method for production of carbon nanofiber mat or carbon paper

#58
20130084455
2013-04-04

Method for the preparation of carbon fiber from polyolefin fiber precursor, and carbon fibers made thereby

#59
20100021794
2010-01-28

Method of fabricating carbon material, carbon material prepared by the method, cell material and apparatus using the same

#60
20090169996
2009-07-02

Hybrid nano-filament anode compositions for lithium ion batteries

#61
20090169725
2009-07-02

Method of producing hybrid nano-filament electrodes for lithium metal or lithium ion batteries

#62
20090142647
2009-06-04

CARBON FIBER, POROUS SUPPORT-CARBON FIBER COMPOSITE AND METHOD FOR PRODUCING THE SAME AS WELL AS CATALYST STRUCTURE, ELECTRODE FOR SOLID POLYMER FUEL CELL AND SOLID POLYMER FUEL CELL

#63
20070197732
2007-08-23

Cold cathodes made of carbon materials

#64
20070134151
2007-06-14

Ultrafine porous graphitic carbon fiber and preparation method thereof

#65
20060223947
2006-10-05

Chemical synthesis of polymeric nanomaterials and carbon nanomaterials