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CHENGDU SHENLENG LIQUEFACTION PLANT CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    65,330
  • Filing trend
    ⇩ 44.0%
About

CHENGDU SHENLENG LIQUEFACTION PLANT CO LTD has a total of 29 patent applications. It decreased the IP activity by 44.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, basic materials chemistry and environmental technology are ORTLOFF ENGINEERS LTD, HOWARD HENRY EDWARD and COSTAIN OIL GAS & PROCESS LIMI.

Patent filings in countries

World map showing CHENGDU SHENLENG LIQUEFACTION PLANT CO LTDs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing CHENGDU SHENLENG LIQUEFACTION PLANT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wen Xiangnan 17
#2 Cao Weihua 11
#3 Chen Tiantian 5
#4 Yuan Ruidong 4
#5 Liu Yingguo 3
#6 Ma Zhong 3
#7 Zou Jian 2
#8 Yang Heping 2
#9 Cheng Yuan 2
#10 Chi Hongjun 2

Latest patents

Publication Filing date Title
CN109579433A A kind of liquefied device and method of carbon dioxide purification
CN108949216A A kind of system and method for high efficiente callback oil gas
CN109269223A A kind of purification CO, CH4Cryogenic separation system and method
CN109297254A Using low temperature refrigerator group as the charging cable gas circulating cooling method of cold source
CN109323496A Using liquid nitrogen or liquid air as the charging cable gas circulating cooling method of cold source
CN108131895A A kind of safe extraction part methane production LNG or CNG device and technique from coal mine gas
CN107367127A A kind of cryogenic separation CO, H2Nitrogen cycle methane wash system and method
CN107473223A A kind of CO cryogenic separation system and method using nitrogen cycle
CN107543369A A kind of cryogenic separation CO, H2Two-way Cycle methane wash system and method
CN107490244A A kind of low-power consumption CO cryogenic separations system and its separation method
CN107328166A One kind uses bicirculating CO cryogenic separations system and its separation method
CN107228526A A kind of LNG flashed vapours carry helium, denitrogenation and reliquefaction installation
CN107216923A The composite bed adsorbent equipment of natural gas pretreatment
CN107237981A The calorific value and Wobbe index adjusting means and method of gas engine fuel gas
CN107014151A A kind of device and method of liquefaction of hydrogen
CN106288657A Liquid oxygen, liquid nitrogen exchange process units and production technology
CN106310691A Technique and device for purifying H2S in chemical exhaust gas
CN105888742A Efficient liquid air energy storage/release system
CN106085528A A kind of technique of high-adaptability removing heavy hydrocarbon
CN106091574A The gas liquefaction equipment of a kind of band compression recuperation of heat and liquifying method thereof