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CHINA NAT HEAVY MACHINERY RES INST

Overview
  • Total Patents
    21
About

CHINA NAT HEAVY MACHINERY RES INST has a total of 21 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are UIN KK, METALL KOM J and KUZNETSK VOS NI UGLEKHIM.

Patent filings in countries

World map showing CHINA NAT HEAVY MACHINERY RES INSTs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing CHINA NAT HEAVY MACHINERY RES INSTs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Deqi Zhou 3
#2 Yucheng Ren 3
#3 Shechang Wang 3
#4 Min Zhao 2
#5 Hongbin Xin 2
#6 Yu Chang 2
#7 Qichao Guo 2
#8 Jianhu Dong 2
#9 Weiyong Huang 2
#10 Ming Su 2

Latest patents

Publication Filing date Title
CN101850377A Novel structure of aluminum profile alternate double traction device
CN101708502A Screw-down structure of closed frame of double-roller cold pilger mill
CN101539459A Temperature detection and control system of medium frequency hydraulic pipe bender
CN101539784A Supper-low constant speed hydraulic control system of mill type cylinder
CN101524715A Pyramid universal stepless rolling line adjusting device and design method
CN101514948A Quick pressurization system for steel pipe hydrostatic tester
CN101439468A Machine unit process for stretch bending, straightening and rewinding
CN101439395A Adjustable buffering equipment
CN101428300A Synchronous mechanism for steel wire rope
CN101412049A Transmission method of electric motor of coiling machine
CN101433812A Wet flattening turbulent current real time liquor-mixing system
CN101417265A Fan shaped scraper ash-transmission system
CN101407029A Backing type sizing feed method of sizing feed gear
CN101334383A Supersonic flaw detecting line steel tube head-to-end knock-free connection follow-up control system and method
CN101327391A Dust collection method for flue gas in edge scarfer
CN101254781A Outer-brake rotary planetary gear speed reducing mechanism
CN101862938A Manufacturing method and assembling process of trimming rotary shear overlap adjusting device
CN101219489A Cut edge circle shear overlying quantity adjusting device
CN101216057A Composite hydraulic cylinder with buffer capacity and method
CN101214506A C-type plate type tension force stretching method