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CHENGDU NORTH OIL EXPLORATION DEV TECH CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    34,183
  • Filing trend
    ⇧ 81.0%
About

CHENGDU NORTH OIL EXPLORATION DEV TECH CO LTD has a total of 44 patent applications. It increased the IP activity by 81.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, it methods for management and computer technology are CHENGDU CHUANGYUAN OIL AND GAS TECH DEV CO LTD, CHENGDU CHUANGYUAN OIL GAS TECHNOLOGY DEV CO LTD and NEWMAN FREDERIC M.

Patent filings in countries

World map showing CHENGDU NORTH OIL EXPLORATION DEV TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

Chart showing CHENGDU NORTH OIL EXPLORATION DEV TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cen Yuda 14
#2 Wang Hehua 14
#3 Zhang Bo 13
#4 Sun Zhaolei 13
#5 Kang Bo 12
#6 Cheng Yang 11
#7 Zang Keyi 11
#8 Huang Kai 11
#9 Fu Qi 11
#10 Wan Lijuan 10

Latest patents

Publication Filing date Title
CN110826250A Drilling fluid damage calculation method for horizontal well
CN110910966A Constant-displacement acid-squeezing calculation method for three-dimensional porous continuous medium discrete model
CN110671085A Horizontal well acidizing process based on composite acid system
CN110699061A Composite acid liquid system for weak heterogeneity reservoir acidification and preparation method thereof
CN110687032A Mud dynamic pollution experiment system
CN110658125A Core holder for slurry dynamic pollution experiment
CN110838175A Geological model building method for gas injection oil reservoir development
CN110821453A Gas injection oil reservoir development scheme design method based on three-dimensional geological numerical model
CN110821485A Hypertonic strip judging method based on HALL curve
CN110852504A Method for establishing oil field fixed cost yield composition optimization model
CN110630240A Carbonate reservoir multi-stage alternate acid fracturing discharge capacity optimization method
CN110797092A Acid fracturing simulation method considering dynamic process of variable mucic acid
CN110454152A The non-homogeneous injury skin factor calculation method of fracture-type reservoir
CN109816148A A kind of water controlled field development project discrete optimizing method
CN109613615A Geologic body scale quantitative estimation method based on pre-stack seismic response analysis
CN109138949A A kind of cloth acid method based on horizontal well skin factor distribution characteristics
CN108825183A A kind of horizontal well automatic control water completion tubular column structure
CN109236225A A kind of horizontal well adjusts flow control water conservancy project to have automatically
CN108960625A Method of comprehensive utilization based on Anomalous character and static data
CN108915664A Oil well production increasing judgment method based on big data