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CNOOC TIANJIN CHEMICAL RES & DESIGN INST CO LTD

Overview
  • Total Patents
    220
  • GoodIP Patent Rank
    6,625
  • Filing trend
    ⇩ 15.0%
About

CNOOC TIANJIN CHEMICAL RES & DESIGN INST CO LTD has a total of 220 patent applications. It decreased the IP activity by 15.0%. Its first patent ever was published in 2016. It filed its patents most often in China and United States. Its main competitors in its focus markets chemical engineering, environmental technology and basic materials chemistry are IANNICELLI JOSEPH, UNIV WYOMING RES CORP D B A WE and ENITECNOLOGIE SPA.

Patent filings in countries

World map showing CNOOC TIANJIN CHEMICAL RES & DESIGN INST CO LTDs patent filings in countries
# Country Total Patents
#1 China 219
#2 United States 1

Patent filings per year

Chart showing CNOOC TIANJIN CHEMICAL RES & DESIGN INST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Haibin 83
#2 Zang Jiazhong 49
#3 Sun Yanmin 44
#4 Teng Houkai 43
#5 Fan Jingxin 29
#6 Zhou Lishan 27
#7 Guo Chunlei 24
#8 Wang Hui 20
#9 Li Xiaoyun 20
#10 Zhang Yanfang 20

Latest patents

Publication Filing date Title
CN112268483A Electrochemical hardness removal device and method based on vibration-enhanced inverse-pole descaling
CN112044244A Additive for limestone-gypsum wet desulphurization of industrial flue gas
CN112007691A Platinum-palladium bimetallic catalyst and preparation method and application thereof
CN111996029A C6~C10Method for purifying mixed aromatic hydrocarbon
CN111996030A Method for in-situ regeneration of simulated moving bed adsorbent
CN111790402A Preparation method of CO coupling catalyst
CN111686788A In-situ regeneration method of waste olefin removal catalyst
CN111718029A Intelligent water affair system for offshore oil field
CN111675593A C9Method for synthesizing sym-tetraalkylbenzene from mixed aromatic hydrocarbon
CN111547895A Deodorization device and method for chemical cleaning wastewater of tower body
CN111359601A Catalyst for improving desulfurization performance of calcium hydroxide
CN111454010A Calcium sulfate pyrolysis inhibitor and preparation method thereof
CN111359653A Catalyst for improving desulfurization performance of calcium oxide
CN111454190A Method for synthesizing oxiracetam by adopting NaA type molecular membrane reactor
CN111171860A Demulsifier for aged crude oil water-in-oil emulsion and preparation method thereof
CN111170522A Ocean oil field solid waste source classification reduction and recycling method
CN111154469A Synthetic method of organic chromium composite salt for complexing and crosslinking
CN111100683A Separation method of long-chain alkane-olefin in Fischer-Tropsch synthetic oil
CN111001382A Fischer-Tropsch oil alkane and alkene separation adsorbent and preparation method thereof
CN111111682A Efficient preparation method of hydrotreating catalyst