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DAQING PETROLEUM INST

Overview
  • Total Patents
    44
About

DAQING PETROLEUM INST has a total of 44 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are JIANGMEN CHANCSUN UMICORE INDUSTRY CO LTD, XINYI PV INDUSTRY ANHUI HOLDINGS CO LTD and JINGUANGHENG ENVIRONMENTAL PROT TECHNOLOGY NANJING CO LTD.

Patent filings in countries

World map showing DAQING PETROLEUM INSTs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Baohui Wang 6
#2 Hongjun Wu 4
#3 Hongfu Fan 3
#4 Chunde Liu 3
#5 Dong Li 3
#6 Hanbing Qi 3
#7 Feng Li 3
#8 Guozhong Wu 3
#9 Keliang Wang 3
#10 Yi Zhang 3

Latest patents

Publication Filing date Title
CN102190678A Method for preparing modification aluminoxane
CN101788093A Drive running mechanism of pipeline robot
CN101787872A Multi-parameter energy-saving control method for watering pipe network of oil field
CN101761388A Motor vehicle engine heat insulation method for cold area
CN102003594A Phase-change temperature control device for electrically heated pipes
CN101704948A Method for synthesizing dendritic phenolic antioxidant
CN101713284A Over-long threaded heat pipe of sucker rod
CN101717625A Clay stabilizing agent suitable for low-permeability oil pool
CN101672168A Workover operation mechanization system replacing well mouth manual operation
CN101671243A Method for catalytically oxidizing organic matter by solid superacid and by taking potassium ferrate as oxidizing agent
CN101592629A Novel driving device for storage base plate magnetic leakage scanning detector
CN101580753A Novel polyetheretherketone self-lubricating hard wearing compound material and method for preparing same
CN101550045A Method for oxidizing organic matter with potassium ferrate in two-phase system under no phase-transfer catalyst
CN101775086A Preparation method for ethylene homopolymer and copolymer
CN101476348A Steel pipe concrete segment type coat node and its construction method
CN101367464A Large-scale stress outer panel skin net-shell vertical storage tank
CN101343986A Automatized shaft mouth operation clamp for petroleum well workover
CN101259348A Gas-liquid-solid three-phase separator
CN101260790A Wellhead heat insulation and heating equipment for well workover
CN101235182A Intramolecular Cr3+ cross-linked polymer gel and its preparation method