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PANJIN NORTHERN ASPHALT CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    142,338
About

PANJIN NORTHERN ASPHALT CO LTD has a total of 12 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, chemical engineering and environmental technology are BEROL SUISSE SA, LUBRI ZOL DEV CORP and WAKEFIELD & CO LTD C C.

Patent filings in countries

World map showing PANJIN NORTHERN ASPHALT CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing PANJIN NORTHERN ASPHALT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cui Jianjun 7
#2 Chen Xiaoxue 6
#3 Yang Wei 6
#4 Jiao Yonghua 3
#5 Sun Ming 3
#6 Fan Wenbo 3
#7 Li Huang 3
#8 Wu Shuang 3
#9 Li Na 2
#10 Tian Hang 2

Latest patents

Publication Filing date Title
CN112226210A Heat conduction oil with low oil sludge tendency and preparation method thereof
CN112280612A High-performance transformer oil and preparation method thereof
CN110591788A Composition for inhibiting generation of ZDDP oil sludge and application thereof
CN110776977A Composition for improving filtering property of ZDDP and application thereof
CN110628491A Composition for improving phosphorus retention rate of gear oil and application thereof
CN110591789A Composition for improving oil sludge of steam turbine oil and application thereof
CN109852465A A kind of production technology of naphthenic base lubricating oil
CN108285825A A kind of rotary kiln high temperature wheel belt agent and preparation method thereof
CN108342218A A kind of petroleum substance automatic dehydration system
CN108329979A A kind of long-life energy-saving hydraulic oil and preparation method thereof
CN108329978A A kind of polyethers Screw air compressor oil composition and preparation method thereof
CN108339387A A kind of Acidic Gas Treating with generate product reusing integral group technology