Learn more

CHENGDU SEPMEM SCIENCE & TECH CO LTD

Overview
  • Total Patents
    48
  • GoodIP Patent Rank
    31,660
  • Filing trend
    ⇩ 85.0%
About

CHENGDU SEPMEM SCIENCE & TECH CO LTD has a total of 48 patent applications. It decreased the IP activity by 85.0%. Its first patent ever was published in 2016. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, basic materials chemistry and thermal processes are SUSTAINABLE ENERGY SOLUTIONS LLC, SICHUAN CORBIC OIL & GAS ENG CO LTD and TWISTER BV.

Patent filings in countries

World map showing CHENGDU SEPMEM SCIENCE & TECH CO LTDs patent filings in countries

Patent filings per year

Chart showing CHENGDU SEPMEM SCIENCE & TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Jingtao 48
#2 Huang Wenjun 10
#3 Chen Xiaolin 8
#4 Mu Bin 8
#5 Xi Xiangfeng 5
#6 Song Qiang 4
#7 Feng Hao 3
#8 Shao Fangyuan 2
#9 Xie Jingwei 2
#10 Wang Zhen 2

Latest patents

Publication Filing date Title
CN111847407A Multi-stage helium extraction device and multi-stage helium extraction process
CN111635796A Natural gas synthesis process and natural gas synthesis equipment
CN111156789A Nitrogen-containing methane gas denitrification equipment
CN110538544A decarbonization device
CN110243221A A kind of waste-heat recovery device
CN110044133A The apparatus and method for of separating-purifying carbon monoxide
CN109988660A Natural gas purification system and natural gas purification method
CN109988659A A kind of selexol process system and method
CN109821347A A kind of device and method of adsorption seperation of gas
CN109224766A A kind of series-connected regenerative temperature-change adsorption tower and system
CN108424799A A kind of device and method purifying production liquefied natural gas using UF membrane
CN108485740A A kind of liquefied natural gas purifier and method
CN107551593A A kind of gas stripping type reboiler and absorption plant
CN107551769A A kind of vehicular glycol dehydration device and absorption system
CN107224840A A kind of N2Purification system and gas handling system
CN107355564A A kind of rotary valve and its component
CN107138022A A kind of gas decarbonization system and gas handling system
CN107185355A A kind of O2Purification system and gas handling system
CN107158883A A kind of air dryer systems and gas handling system
CN107213750A A kind of H2Purification system and gas handling system