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XI AN CHANGQING CHEMICAL GROUP CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    179,767
About

XI AN CHANGQING CHEMICAL GROUP CO LTD has a total of 13 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry and macromolecular chemistry and polymers are SICHUAN SHENHE NEW MATERIAL TECH CO LTD, WITTEK MICHAEL and TURKMENSKIJ NI PVNII PRIRODNYK.

Patent filings in countries

World map showing XI AN CHANGQING CHEMICAL GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing XI AN CHANGQING CHEMICAL GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wan Hua 8
#2 Ye Zhi 6
#3 Shen Yanhong 5
#4 Huang Yili 5
#5 Zhao Yanhong 5
#6 Zhu Chen An 5
#7 Du Biao 4
#8 Dou Yajuan 4
#9 Yang Haiyan 4
#10 Wang Yanqiong 4

Latest patents

Publication Filing date Title
CN105199030A Drag reducer with pour-point depression function and preparation method of drag reducer
CN105273177A Emulsion breaker for polymer and surface active agent crude oil and preparation method thereof
CN105199043A Hydrophobically associating water-soluble polymer (HAWP) and preparation method thereof
CN105199701A High-temperature resistant, hypersalinity resistant and gas condensate resistant foam scrubbing agent and preparation method thereof
CN105238383A Resistance reduction agent for oil well fracturing and preparation method of resistance reduction agent
CN105199702A Foam scrubbing agent for resisting condensate oil and methyl alcohol and preparation method thereof
CN105199682A Strongly adsorbent solid lubricant for drilling fluid and synthesis method of solid lubricant
CN105331345A Retarded foam gel for profile modification of oil field
CN102337323A Saprophyte culturing medium for oil field sewage treatment system
CN102391853A Swelling-resistant shrinking and swelling agent and preparation method thereof
CN102344784A Synthetic method of small cation with agglomeration preventing function for drilling in oil field
CN102433150A Preparation method of high-flash demulsifier
CN102337114A Inorganic boron crosslinking agent and preparation method thereof