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XI AN WUHUA JUNENG BLASTING EQUIPMENT CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    129,275
About

XI AN WUHUA JUNENG BLASTING EQUIPMENT CO LTD has a total of 16 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are AT BALANCE AMERICAS LLC, HUTCHINSON MARK W and FRENCH OILFIELD SERVICES LTD.

Patent filings in countries

World map showing XI AN WUHUA JUNENG BLASTING EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing XI AN WUHUA JUNENG BLASTING EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Earth drilling

Top inventors

# Name Total Patents
#1 Wang Feng 9
#2 Zhang Songqiao 7
#3 Li Tao 6
#4 Men Yuanyuan 6
#5 Zhao Yuntao 6
#6 Zhou Zhao 6
#7 Li Bihong 6
#8 Min Jie 5
#9 Xiao Yong 5
#10 Cui Shujuan 5

Latest patents

Publication Filing date Title
CN105239972A Multistep pressure coding detonating method and device for well perforation
CN105041273A External directional, orientation and perforation-angle-fixed multistage pulse enhanced-perforator
CN104929591A Inner orientation interception fixed-jet-angle multistage pulse enhanced-perforator
CN104989335A Orientation-measurable inner fixed-direction fixed-orientation fixed-perforating-angle perforating device
CN104989336A Unlocking energy storage spring triggering device for oil-gas well perforation initiation
CN104863551A Superhigh-temperature bi-directional booster used for oil-gas well
CN104807380A Cartridge shape cover adsorption perforating bullet press-fitting device and press-fitting method
CN104806210A Jet flow energization explosion-propagating device for module perforating gun and application method
CN104563979A Coding detonating control device
CN104453799A Inner orientation inclined shaft fixed-ejection-angle positioning perforating device
CN104314529A Interior orientation autorotation impact initiating device for oil gas well completion
CN104033136A Pressure coding detonating device and method
CN103924951A Perforator provided with built-in detonating cord extrusion-type bullet fixing component
CN103924960A Oil-gas well perforation ground monitoring method
CN102410005A Bidirectional energization explosion-propagating device
CN102003164A Dropped initiation device