Learn more

YANGZI PETROCHEMICAL CO LTD

Overview
  • Total Patents
    42
About

YANGZI PETROCHEMICAL CO LTD has a total of 42 patent applications. Its first patent ever was published in 1999. It filed its patents most often in China. Its main competitors in its focus markets control are TAKAHASHI SHIYUUICHI, CHENGDU ECHO TECHNOLOGY CO LTD and SHENZHEN NEW GREENNET TECHNOLOGIES CO LTD.

Patent filings in countries

World map showing YANGZI PETROCHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 42

Patent filings per year

Chart showing YANGZI PETROCHEMICAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Control

Focus technologies

Top inventors

# Name Total Patents
#1 Yao Xuesong 3
#2 Zhu Peiyu 3
#3 Bai Jiye 3
#4 Yang Tao 2
#5 Xin Baoshan 2
#6 Zhenming Xu 2
#7 Zhu Weiping 2
#8 Wang Zhenxin 2
#9 Huang Qiuming 2
#10 Du Wenbin 2

Latest patents

Publication Filing date Title
CN101091847A Filter unit, and method for filtering liquid
CN101003473A Method for synthesizing crotonic acid by using byproduct of croton aldehyde
CN1903901A Preparation method of high density polyethylene communication cable insulating material
CN1858098A Anti-static flame-retarding polyethylene composition and its preparing method
CN1785508A Bimetal catalyst used for torephthalic acid hydrogenation and its preparation method
CN1772845A Raw oil dewatering and desalting process
CN1696098A Method for recovering raw material, solvent and by-product generated in procedure of producing aromatic carboxylic acid
CN1683291A Production load automatic lifting method for butadiene full device
CN1693297A Process for advanced controlling rectifying apparatus of butadiene
CN1911895A Method of separating and purifying terephthalic acid
CN1916461A Rotary valve
CN1597570A Fermentation of special effect bacterial agent and method of treating chemical effluent
CN1560093A Preparation process of polypropylene with wide molecule weight distribution
CN1555905A Method of recovering ethylene by pressure swing adsorption
CN1554637A Separative purifying method for terephthalic acid
CN1554486A Vibration fluidizing density grading device for granular catalyst
CN1974521A Process of producing aromatic carboxylic acid with guanidine compound as catalyst
CN1539809A Method for controlling density ofsizing agent in hydrorefining work section of equipment of fine terephthalic acid
CN1526795A Sulfide eliminating process and desulfurizer for high-sulfur raw oil
CN1526756A Permanent self-lubricating polyolefin composition and its prepn