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HYDROCHINA ZHONGNAN ENGINEERING CORP

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    102,561
About

HYDROCHINA ZHONGNAN ENGINEERING CORP has a total of 28 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, measurement and mechanical elements are G PI VODOSNABZHENIYU, ZAPOROZHSKOE N PROIZV OB SOZDA and TOA GIKEN KK.

Patent filings in countries

World map showing HYDROCHINA ZHONGNAN ENGINEERING CORPs patent filings in countries
# Country Total Patents
#1 China 28

Patent filings per year

Chart showing HYDROCHINA ZHONGNAN ENGINEERING CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Feng Shurong 7
#2 Chen Xiangbin 5
#3 Yu Zhiwen 5
#4 Zhao Haibin 4
#5 Chen Jiansheng 4
#6 Liu Dehua 3
#7 Tang Chuanxiang 3
#8 Li Yong 2
#9 Peng Gang 2
#10 Zhong Huiya 2

Latest patents

Publication Filing date Title
CN104594308A Pressure sudden expansion and sudden fall circular jet flow energy dissipater
CN104060591A Hydropower station surge shaft
CN104061010A Rock anchor rod capable of conducting segmented anchoring
CN104062222A Device and method for testing service life of grouting material
CN104060581A Mixed constructing method of high concrete gravity dam and high concrete gravity dam
CN103922521A Method used for chrome tanning waste water treatment and chrome recovery
CN103936138A Aeration system of MBR (Membrane Bio-Reactor) membrane module and control method of aeration system
CN103938596A Water conveyance tunnel line system crossing active fault
CN103924556A Anchor chain span wire trash holding row
CN103822575A Replaceable abrasion sensor
CN103868646A Inspection and calibration assembly for osmometer
CN103835306A Draught fan foundation applicable to liquefaction soft foundation and construction method thereof
CN103821498A Observation instrument embedded blockage system for drilling hole high-pressure packer test
CN103823153A 35kV distribution network single-phase earth fault type judging device
CN103822833A Size variable true triaxial test system
CN103822830A Loading system for rock true triaxial tests
CN103644890A Electro-optical distance measurement ground side length transforming method in engineering measurement
CN103698776A Loop closing difference measuring method for triangle closed loop of GPS (global positioning system) control network
CN103643664A Vertical ship lift at hydropower station
CN103663675A Flow dispersing aerator with rotary cut orifices