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CHINA OFFSHORE BITUMEN CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    165,116
  • Filing trend
    ⇩ 100.0%
About

CHINA OFFSHORE BITUMEN CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and machines are NAAMLOOZE VENNOOTSCHAP MIJNBOU, ERGON INC and ENSYN GROUP INC.

Patent filings in countries

World map showing CHINA OFFSHORE BITUMEN CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing CHINA OFFSHORE BITUMEN CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Enqiang 6
#2 Wang Ruirui 5
#3 Shang Xihong 5
#4 Feng Tao 5
#5 Ma Zhiyuan 5
#6 Li Jun 5
#7 Guo Na 4
#8 Wang Han 4
#9 Deng Wenguang 4
#10 Zhang Bin 4

Latest patents

Publication Filing date Title
CN111635778A Rubber plasticizer for petroleum-based environment-friendly reclaimed rubber and preparation method thereof
CN110484008A A method of improving ductility after No. 50 petroleum road asphalts dry
CN110540855A Petroleum-series impregnating asphalt and preparation method thereof
CN107987881A A kind of preparation method of thick white oil
CN107937027A A kind of low-viscosity rubber plastizing agent containing aromatic hydrocarbons and preparation method thereof
CN106047405A Method for producing heat conduction oil by using naphthenic crude
CN106046813A PG (performance graded) compound asphalt modifier and modified asphalt prepared from same
CN105949480A Emulsified asphalt special for spraying rubber asphalt paint and preparation method of emulsified asphalt
CN106010631A Solvent refining method of rubber plasticizer
CN105969420A Preparation method of rubber plasticizer with low content of polycyclic aromatic hydrocarbons
CN102020858A Method for improving ductility of No.50 hard petroleum road asphalt after drying oven experiment
CN101962568A Wax-reducing method for producing petroleum asphalt