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DAQING PETROLEUM COLLEGE

Overview
  • Total Patents
    19
About

DAQING PETROLEUM COLLEGE has a total of 19 patent applications. Its first patent ever was published in 1987. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and surface technology and coating are PROIZV OB KURGANPRIBOR, VOLKOV NIKOLAJ V and CHENGDU HONGHUA ENVIRONMENTAL PROT TECHNOLOGY CO LTD.

Patent filings in countries

World map showing DAQING PETROLEUM COLLEGEs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing DAQING PETROLEUM COLLEGEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xuezhong Sun 2
#2 Wang Guangwei 2
#3 Tao Yu 2
#4 Xu Dongyan 1
#5 Zhao Xigu 1
#6 Chen Hongxia 1
#7 An Zhao Li 1
#8 Xu Yanting 1
#9 Yuzhen Gao 1
#10 Jiang Tao 1

Latest patents

Publication Filing date Title
CN101074913A Method for experimenting artificial inhomogeneous core saturated water
CN1814690A Injection process for polymer solution with special seepage characteristic
CN1727367A Catalyst system of ethane copolymerization in situ for producing linear polyethylene in low density
CN1718999A Detecting method of gas content ratio in gas liquid two phase flow
CN1657171A Latalyst composition of homogeneous phase post transition metal nickel complex compound / alkyl aluminium compound
CN1414356A Acoustic testing method for ultra high pressure self reinforcing reaction tube for determing residual stress
CN1314330A Light normal paraffin Hysomer nickel, lithium double non-noble metal catalyst
CN1328114A Catalyst for isomerizing light hydrocarbon and its preparing process
CN1231280A Nonionic surface active agent for tertiary oil recovery and productive method thereof
CN1105352A Process for producing propenoic acid by homogenization, oxydation and dehydrogenation of propane, and propene oxydation, and apparatus thereof
CN1114414A Method for detecting micro soap-like matter
CN1091751A Water-soluble carbon pellet petroleum resin
CN1070937A Oil well porthole resin small ball sealing agent and its made method
CN1070847A Gallium, zinc, platinum modified HZSM-5 catalyst for low-carbon chain hydrocarbon aromatization
CN1078926A Using electric field separates drilling cuttings from drilling fluid and completion fluid method
CN1062210A Spectrophotometric method for measuring clay cation exchanging capacity
CN1073470A Process for preparing quality asphalt by modifying high-wax residual oil
CN1043534A Metal corrosion inhibitor containing nitrogen, phosphorus and sulphur
CN1011636B Analogic experimental apparatus for geochemical evolution of organic matters