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GUIZHOU REDSTAR DEV CO LTD

Overview
  • Total Patents
    46
  • GoodIP Patent Rank
    155,178
About

GUIZHOU REDSTAR DEV CO LTD has a total of 46 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China and South Africa. Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are GUIZHOU REDSTAR DEVELOPING CO, CRICERAM and ADVANCED NANO TECHNOLOGIES PTY.

Patent filings in countries

World map showing GUIZHOU REDSTAR DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 45
#2 South Africa 1

Patent filings per year

Chart showing GUIZHOU REDSTAR DEV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hua Dong 25
#2 Jiang Zhiguang 24
#3 Zhiguang Jiang 11
#4 Zeng Kaiwen 11
#5 Dong Hua 11
#6 Guo Hanguang 10
#7 Yang Delin 8
#8 Liu Xiangyu 7
#9 Ding Zhiwen 6
#10 Liang Qibo 5

Latest patents

Publication Filing date Title
CN110124589A Gas-liquid reaction equipment, its system and the method for preparing barium carbonate using it
CN110155954A A kind of preparation method of high-purity sodium sulfide crystal
CN110078107A It is a kind of using quick lime as the Calcium Carbonate Cyclic production method of raw material
CN110092357A A kind of preparation method of high-purity barium sulphide
CN110000187A A kind of barium dregs innocent treatment method
CN108793086A The leaching method and leaching device of alkaline earth sulfide
CN108863875A The method of purification and thiocarbamide of thiocarbamide
CN108918322A The detection method of impurity sodium salt in a kind of NaHS product
CN108793218A The preparation method of barium carbonate and the barium carbonate prepared by the preparation method
CN108918755A A kind of measuring method of barium carbonate reactivity
CN103819937A Aluminum-silicon-coated barium sulfate and preparation method thereof
CN103626219A Nano barium sulfate and preparation method thereof
CN103693671A Submicron flake-shaped barium sulfate and preparation method thereof
CN103613225A Combined treatment method of sulfur-containing wastewater and manganiferous wastewater
CN103663528A Narrow-distribution and large-specific-surface-area high-purity strontium carbonate and preparation method thereof
CN103435083A Narrowly distributed subsphaeroidal low-sulfur barium carbonate and preparation method thereof
CN103435102A Manganese chloride and preparation method thereof
CN103387252A Anti-caking high-purity barium hydroxide and preparation method thereof
CN103361669A High-performance electrolytic manganese dioxide, preparation method and application thereof
CN103058251A Method for preparing low-sulfur barium carbonate and prepared barium carbonate product