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HUAINAN MINING (GROUP) CO LTD

Overview
  • Total Patents
    52
  • GoodIP Patent Rank
    28,382
  • Filing trend
    ⇩ 100.0%
About

HUAINAN MINING (GROUP) CO LTD has a total of 52 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, transport and packaging and shipping are SHAANXI BINCHANG WENJIAPO MINING CO LTD, SICHUAN CHUANMEI HUARONG ENERGY CO LTD and HUAINAN MINING IND (GROUP) CO LTD.

Patent filings in countries

World map showing HUAINAN MINING (GROUP) CO LTDs patent filings in countries
# Country Total Patents
#1 China 52

Patent filings per year

Chart showing HUAINAN MINING (GROUP) CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Chuanbing 6
#2 Wen Fuping 5
#3 Cheng Zhi 5
#4 Cao Chengping 5
#5 Tang Bin 5
#6 Wang Jian 5
#7 Li Dewei 5
#8 Chen Yuanxin 5
#9 Ru Cen 5
#10 Wang Yaoping 5

Latest patents

Publication Filing date Title
CN106995180A The method changed using first-rope hinger to cage
CN106703104A Automatic dredging system for sump
CN106655898A Electric reactor cabinet control circuit
CN106640106A Mining whole-section hard rock tunneling machine and circulative tunneling method
CN106703826A Method for controlling and cleaning TBM cutter mud rock cake for mines
CN106640178A Mine TBM dust removal system and method
CN106703113A Mining TBM (tunnel boring machine) water circulation system and mining TBM water circulation method
CN106640114A Safe temporary supporting device of mining TBM
CN106640025A High-pressure hydro-fracture aggregate adding device for coal seam of mine
CN106706147A Method for determining coal seam drill hole temperature
CN106703855A Foldable and extensible advanced support
CN106437777A Top-solidified roadway and method for solidifying top of roadway
CN106627656A Overturning vehicle stopper
CN106429768A Cage hoisting system with two auxiliary shafts and operating method of system
CN106670794A Hydraulic jack maintaining platform
CN106429664A Vice-well well mouth hoisting signal latching system
CN106437116A Mining self-moving liftable scaffold
CN106422099A Water-filter decompression type respirator
CN106437522A Deep-level and high-ground-stress coal uncovering and drilling construction device and method
CN106437832A Underground remote control warning bar system