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SICHUAN JIAHUA ENTPR GROUP CO LTD

Overview
  • Total Patents
    15
About

SICHUAN JIAHUA ENTPR GROUP CO LTD has a total of 15 patent applications. Its first patent ever was published in 2006. 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 NITTETSU CEMENT KK, HUNAN LUYUN CONSTRUCTION MATERIALS CO LTD and TSUYUKI HISAMITSU.

Patent filings in countries

World map showing SICHUAN JIAHUA ENTPR GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SICHUAN JIAHUA ENTPR GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Yunxia 8
#2 Yunxia Yang 6
#3 Chen Dong 6
#4 Zeng Xueling 5
#5 Gu Anlin 4
#6 Chen Yijian 4
#7 Zhang Lunping 4
#8 Li Xi 3
#9 Youyin Fan 3
#10 Jianguo Han 3

Latest patents

Publication Filing date Title
CN103395114A Method for maintaining oil-well cement
CN103324214A Constant voltage pressure control method used for oil well cement curing kettle
CN103317595A Oil well cement maintenance kettle
CN103439990A Constant pressure control system for oil well cement curing kettle
CN102492404A Anti-blowby cement slurry
CN102491695A Modified oil-well cement, preparing method thereof and production line thereof
CN102219357A Production process and equipment for hollow glass microbeads
CN102173700A Minimum inflation low heat silicate cement
CN102161583A Abrasion resistant low-heat portland cement
CN101936704A Analog detecting method for concrete grown volume deformation and device thereof
CN102145989A Corrosion resistant cement system and application thereof
CN101723606A Cement clinker and hydraulic engineering cement for impervious wall of dam and application thereof
CN101747009A High-temperature low-density cement and applications thereof
CN101463248A Low temperature low density oil well cement for deep sea
CN1970484A Swelled perlite and its preparation method, its uses as modified microbead in producing high intensity low density oil well cement