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LIAOHE PETROLEUM PROSPECTING

Overview
  • Total Patents
    12
About

LIAOHE PETROLEUM PROSPECTING has a total of 12 patent applications. Its first patent ever was published in 2003. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are HAYAFUNE KOJI, VILN Z PLASTA and FEDERAL NOE G BJUDZHETNOE UCHREZHDENIE VRNII PROBLEMAM GRAZHDANSKOJ OBORONY I CHREZVYCHAJNYKH SITUAT.

Patent filings in countries

World map showing LIAOHE PETROLEUM PROSPECTINGs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing LIAOHE PETROLEUM PROSPECTINGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Dai Changsheng 1
#2 Hong Chen 1
#3 Meng Qingxue 1
#4 Qi Wang 1
#5 Cai Xianchun 1
#6 Chunjie Wang 1
#7 Li Changmian Leng 1
#8 Ji Luo 1
#9 Chunji Li 1
#10 Kun Tong 1

Latest patents

Publication Filing date Title
CN101067366A Air-filling well-drilling sealing device
CN101050051A Hot chemical treatment method for oil sludge falling to the ground
CN101050049A The greasy filth comprehensive treating process of landing utilizes method
CN1975098A Self-suction low-pressure absorption well sand flushing technology
CN1932230A Branched well selective guiding in tool
CN1958754A Liquid fuel for industrial boiler by using diesel oil slurry of powdered coal as raw material, and preparation method
CN1888528A Thick oil exploiting coal firiag steam boiler
CN1618538A Oil sludge carbonization treatment method
CN1613958A High temperature three phase foam conditioner making method
CN1563663A Technique for plugging high penetrative water-yielding stratum in oil well by using superfine cement
CN1562814A Technique for feeding water to boiler of reclaiming heat from treating sewage of thick oil
CN1523202A Integrated water blocking, profile control and sand prevention construction method for high-viscosity oil wells