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YIZHENG CHEMICAL FIBER CO LTD

Overview
  • Total Patents
    20
About

YIZHENG CHEMICAL FIBER CO LTD has a total of 20 patent applications. Its first patent ever was published in 2001. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are DICASTAL WHEEL MFG CO LTD, TIANJIN PHARMACEUTICALS GROUP and SHANGHAI GUTAI TECHNOLOGY CO LTD.

Patent filings in countries

World map showing YIZHENG CHEMICAL FIBER CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing YIZHENG CHEMICAL FIBER CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Sun Deguang 2
#2 Zhang Jun 2
#3 Tang Zhoujun 2
#4 Yu Bo 1
#5 Zhai Lipeng 1
#6 Xijun Shen 1
#7 Ma Jianping Zhai 1
#8 Zhiming Chen 1
#9 Li Zhang 1
#10 Ma Yi 1

Latest patents

Publication Filing date Title
CN1824637A Recovery system of suspended substance in para dimethyl benzene oxidation mother liquor
CN1792421A Equipment for blending light-wt. dry powder material
CN1935774A Method for producing terephthalic acid by catalyzed oxidation of paraxylene
CN1757430A Comprehensive utilization of tail-gas from terephthalic acid installation in prodn. of high-viscosity polyester
CN1904157A Production method of nano-modified polyester high strength industrial filament
CN1903948A In situ cladding technology of titanium dioxide nano-particle
CN1891870A Method for producing antibacterial polylactic acid fiber
CN1891734A Method for preparing copolyester for anti ultraviolet bottle
CN1749233A Control method for p-xylene oxidation mother liquor circulation rate
CN1743303A Low-concentration acetic acid recovery method
CN1563523A Composite spinning component entities including double constituents
CN1556265A Sea island type composite fiber and its manufacturing method and application
CN1554816A production method of low boiling water contraction rate polyester fiber drafting textured filament yarn
CN1486911A Conic-bottom tower container and its application
CN1487002A Method of controlling inert gas purification degree in solid polymerization of polyester resin
CN1468656A Tower mobile-bed reactor and its application
CN1548593A Production process of polyester specially for polyester sewing thread
CN1353126A Process for preparing copolyester
CN1324890A Composite nanometer polyester/layered silicate material and its prpen.
CN1308148A Far infrared radiating hollow 3-D crimped polyester fiber and its making process