ClassID:

122314

D02J1/223 - CPC Classification

Classification description:

Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers; Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch Stretching in a liquid bath

Recent Application in this class:
#1
20250341030
2025-11-06

A DICHLOROMETHANE FREE PROCESS FOR MAKING CELLULOSE TRIACETATE FIBER

#2
20250109531
2025-04-03

TOWEL CLOTH AND MANUFACTURING METHOD THEREOF

#3
20220389624
2022-12-08

Carbon fiber and method of forming the same

#4
20220290329
2022-09-15

Process for manufacturing lyocell filament yarn and an apparatus thereof

#5
20200299863
2020-09-24

Continuous wet-spinning process for the fabrication of PEDOT:PSS fibers with high electrical conductivity, thermal conductivity and Young's modulus

#6
20200214383
2020-07-09

Manufacturing method of a thermoplastic elastomer yarn

#7
20200031886
2020-01-30

Method and device for manufacturing protein fiber

#8
20180291530
2018-10-11

Multi-stage drawing technique for forming porous fibers

#9
20180291528
2018-10-11

Method for forming porous fibers

#10
20180179669
2018-06-28

Readily fibrillative polyvinyl alcohol fiber and method for manufacturing same

#11
20180016710
2018-01-18

High tenacity high modulus UHMWPE fiber and the process of making

#12
20160130730
2016-05-12

Process of making high tenacity, high modulus UHMWPE fiber

#13
20140291887
2014-10-02

Method for making gas-separation membranes having improved flux and selectivity

#14
20130040521
2013-02-14

Process of making highly oriented and crystalline thermoplastic filaments

#15
20120066866
2012-03-22

Process of making a carbon fiber precursor fiber bundle

#16
20110250449
2011-10-13

Carbon fiber precursor fiber bundle, production method and production device therefor, and carbon fiber and production method therefor

#17
20110243831
2011-10-06

CARBON FIBER PRECURSOR FIBER BUNDLE, PRODUCTION METHOD AND PRODUCTION DEVICE THEREFOR, AND CARBON FIBER AND PRODUCTION METHOD THEREFOR

#18
20100148391
2010-06-17

Process of making polyglycolic acid resin filament

#19
20070183960
2007-08-09

Carbon fiber precursor fiber bundle, production method and production device therefor, and carbon fiber and production method therefor

#20
20070150001
2007-06-28

Filament of polyglycolic acid resin and process for producing the same