Learn more

SHANDONG MOLONG PETROLEUM MACHINERY CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    88,792
  • Filing trend
    ⇧ 400.0%
About

SHANDONG MOLONG PETROLEUM MACHINERY CO LTD has a total of 27 patent applications. It increased the IP activity by 400.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and thermal processes are INTERLAKE IRON CORP, INNER MONGOLIA SAISIPU TECH CO LTD and GRANULAR IRON COMPANY.

Patent filings in countries

World map showing SHANDONG MOLONG PETROLEUM MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing SHANDONG MOLONG PETROLEUM MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yunsan 13
#2 Guo Huanran 12
#3 Zhang Guanqi 11
#4 Wang Zhenhua 8
#5 Wei Zhaoqiang 7
#6 Wang Linshun 7
#7 Wang Jinxia 7
#8 Zhang Xiaofeng 7
#9 Zhang Songjiang 6
#10 Wang Jianlei 6

Latest patents

Publication Filing date Title
CN112280922A Smelting reduction hydrogen metallurgy process and device
CN112226565A Rapid starting method of smelting reduction process
CN111961785A Method for producing ultra-pure pig iron by iron bath smelting reduction method
CN112048586A Control method and device suitable for foam slag furnace condition in iron bath smelting reduction
CN112113430A Refractory material building method for smelting reduction furnace
CN112097526A Refractory repair method for smelting reduction furnace slag area
CN111663015A Method for producing pure iron by smelting reduction process
CN110273653A Bimetallic is anti-corrosion tubing and casing and its attachment device
CN108826994A Water recirculation cooler and its manufacturing method
CN108300851A A kind of HIsmelt iron-bearing materials preheating pre-reduction treatment technique
CN108251588A A kind of HIsmelt pit coals mix the process of spray strengthening smelting
CN108300828A A kind of HIsmelt process slags metallic iron recovery method
CN108300827A A kind of HIsmelt fusion reducing furnaces process for treating top gas
CN107746916A A kind of manufacture method of oil cylinder seamless steel pipe
CN105275411A Three-layer tubing string separated injection device
CN104998905A Alloy steel, retained mandrel and production method of retained mandrel
CN104962830A Manufacturing method of seamless steel pipe
CN104084653A Removing method for thread burrs
CN103838182A Numerical control machine tool programming auxiliary method
CN103433434A Method for casting valve body of flat gate valve