Learn more

CHANGSHU HONGYU CALCIFICATION CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    82,740
About

CHANGSHU HONGYU CALCIFICATION CO LTD has a total of 20 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and basic materials chemistry are SHIN NIHON KAGAKU KOGYO KK, STARON JOZEF and FOSINDUS CO.

Patent filings in countries

World map showing CHANGSHU HONGYU CALCIFICATION CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing CHANGSHU HONGYU CALCIFICATION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Jianxin 12
#2 Gu Yongming 8
#3 Zhou Hongyu 2

Latest patents

Publication Filing date Title
CN111606581A Preparation method of liquid calcium hydroxide
CN111533149A Preparation method of light high-dispersion calcium oxide
CN110591415A Preparation method of anti-agglomeration modified nano calcium carbonate
CN110818288A Modified quicklime and preparation method thereof
CN109482018A A kind of dust-laden steam environment protection processing system of lime slaking
CN109437272A A kind of production technology of nanoscale calcium hydroxide
CN105753030A Multifunctional calcium hydroxide production device
CN105776297A Drying furnace for preparing calcium oxide from acetylene sludge
CN105441022A Method for preparing calcium hydroxide adhesive
CN105439181A Preparation method of high-dispersity nanocalcium hydroxide
CN105439182A Preparation method of industrial-grade calcium oxide
CN105502459A Preparing method of nanometer calcium hydroxide for antacid
CN105642360A Method for preparing surface-modified nano calcium oxide
CN105540634A Preparation method of high-purity calcium oxide
CN105502458A Method for preparing surface modified calcium hydroxide microspheres
CN105561899A Preparation method of high-surface-activity microcapsule calcium hydroxide
CN105439101A Preparation method of high-purity calcium peroxide
CN105502457A Method for preparing calcium hydroxide particles with high surface activity
CN104860343A Preparation method of calcium hydroxide powder
CN104817101A Calcium oxide powder preparation method