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ZHUZHOU HARD ALLOY GROUP CO

Overview
  • Total Patents
    29
About

ZHUZHOU HARD ALLOY GROUP CO has a total of 29 patent applications. Its first patent ever was published in 2002. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are UNIV ZHONGBEI, VASILENKO NIKOLAJ VASILEVICH and KY VNII STR MATERIALOV KONSTRU.

Patent filings in countries

World map showing ZHUZHOU HARD ALLOY GROUP COs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing ZHUZHOU HARD ALLOY GROUP COs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yang Xingtao Qu 4
#2 Xu Xiongliang 4
#3 Shen Youyuan 2
#4 Wu Guogen 2
#5 Xu Zhimou 2
#6 Yi Xinjian 2
#7 Zhou Dingliang 2
#8 Liu Min Li 1
#9 Pu Chongen 1
#10 Wang Shiguang 1

Latest patents

Publication Filing date Title
CN1851032A High manganese steel base hard alloy, and its preparing method
CN1718790A Method of preparing cobalt oxide by microwave calcining cobalt salt and it powder material microwave calcining furnace
CN1712957A Determination for mechanical impurity in lanthanum dosed ammonium molybdenate
CN1597206A Milling cutter capable of transposition
CN1597207A Face and side cutter
CN1562734A Power of tantalum nitride and preparation method
CN1560300A Preparation method of Taw Yalloy bar
CN1554790A Process for preparing tungsten-cobalt hard alloy
CN1554789A Process for preparing tungsten-cobalt hard alloy
CN1554504A Cutting tip
CN1528934A Method for preparing tungsten-cobalt hard alloy
CN1528933A Method for preparing tungsten-cobalt hard alloy
CN1528932A Method for preparing tungsten-cobalt hard alloy
CN1528931A Method for preparing tungsten-cobalt hard alloy
CN1480404A Method for preparing high pure ammonium paramolybdate
CN1480281A Method for preparing molybednum powder
CN1475590A Method of producing metallic tungsten bar by acid washing and doping tungsten powder
CN1454748A Centerless grinding machine precision monitoring apparatus
CN1410575A Metal ceramic and its preparation method
CN1410574A Metal-ceramic cutting tool material and its preparation method