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PETROLEUM UNIV

Overview
  • Total Patents
    11
About

PETROLEUM UNIV has a total of 11 patent applications. Its first patent ever was published in 1991. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SHIMAKURA TEKKOSHO KK, NP AOZT NPAO ZOJA and JIANGYIN HUAYIN CERAMIC ELECTROMECHANICAL TECHNOLOGY CO LTD.

Patent filings in countries

World map showing PETROLEUM UNIVs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing PETROLEUM UNIVs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Di Bangrang 2
#2 Yingmin Lu 1
#3 Mou Yongguang 1
#4 Jin Yan Chen 1
#5 Jinglun Cai 1
#6 Zhenquan Wang 1
#7 Yongnan Yu 1
#8 Peng Dong 1
#9 Zhao Zhen Wang 1
#10 Mou Yongguan 1

Latest patents

Publication Filing date Title
CN1814986A Method for overcomming creep of salt-rock layer by using ralation of drilling fluid density and chloride concentration
CN1743067A Nano superfine micro-particle catalyst for carbon particle combustion in diesel engine tail gas and preparing method therefor
CN1508389A Thermal recovery method for coal seam gas
CN1143753A Borehole seismic electric detecting method
CN1100456A Desulfating method for gaseous fuels
CN1110440A Adjustable broad pulse combined ultrasonic vibration source
CN1086015A Method for evaluating ethylene raw material using mini-pulsation cracking gas phase chromatography
CN1097234A Wave-guide measuring method for water-holding rate of oil well
CN1093772A Universal intelligent diagnostic instrument for deepwell pump oil-production well condition
CN1055979A Diameter-regulating centralizing device
CN1065507A Hard-alloy roller-type bit with sliding bearings