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GUIZHOU CHANHEN CHEMICAL CORP

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    120,155
About

GUIZHOU CHANHEN CHEMICAL CORP has a total of 14 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, basic materials chemistry and environmental technology are HANDY CHEMICALS LTD, KINGENTA NORSTERRA CHEMICAL CO LTD and KUNMING CHUAN JIN NUO CHEMICAL CO LTD.

Patent filings in countries

World map showing GUIZHOU CHANHEN CHEMICAL CORPs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing GUIZHOU CHANHEN CHEMICAL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Jianqiu 8
#2 Wang Jiacai 8
#3 Zeng Chunhua 7
#4 Zhu Jun 6
#5 Yao Hanjing 4
#6 Ma Yongqiang 4
#7 Long Hui 4
#8 Jian Luming 3
#9 Yang Feng 3
#10 Li Yu 3

Latest patents

Publication Filing date Title
CN111807804A Sand-free paste-based self-leveling mortar and preparation method thereof
CN111747664A Semi-hydrated phosphogypsum-based water-resistant cementing material and preparation method thereof
CN111268660A Method for preparing food-grade phosphoric acid from wet-process phosphoric acid
CN111232946A Method for preparing ammonium potassium polyphosphate from acid potassium dihydrogen phosphate
CN111392702A Method for preparing concentrated phosphoric acid and gypsum powder by semi-hydrated dihydrate process
CN111233556A Urea phosphate mother liquor slow-release suspension liquid fertilizer and preparation method thereof
CN111115596A Production method of monoammonium phosphate and ABC dry powder extinguishing agent for fire fighting
CN110204237A The production method of cement retarder
CN110316708A The method that phosphorus ore produces half water phosphoric acid coproduction alpha type high-strength gypsum
CN109368608A The production method of high-content monoammonium phosphate
CN109225649A A layers of ore inverse flotation composite collector of phosphorus ore and preparation method thereof
CN109205854A The new method of the synchronous deep phosphorous removal fluorine of the inorganic sewage of phosphorous chemical industry
CN108147383A The defluorination method of phosphoric acid by wet process