Learn more

TONGLING TONGGUAN SHENHONG CHEMICAL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    160,045
  • Filing trend
    ⇧ 400.0%
About

TONGLING TONGGUAN SHENHONG CHEMICAL CO LTD has a total of 11 patent applications. It increased the IP activity by 400.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are DS SERVICES OF AMERICA INC, SUZHOU COOBOS ENVIRONMENTAL PROTECTION TECH CO LTD and AQUASOURCE TECHNOLOGIES CORP.

Patent filings in countries

World map showing TONGLING TONGGUAN SHENHONG CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing TONGLING TONGGUAN SHENHONG CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tang Yan 11
#2 Dai Zhengliang 9
#3 Song Xiaoxuan 9
#4 Zhu Shiyin 7
#5 Xu Wei 7
#6 Xu Yan 2
#7 Yang Hong 2
#8 Wu Shenfa 2
#9 Xu Yuanyuan 2
#10 Wang Jie 1

Latest patents

Publication Filing date Title
CN111847589A Sodium sulfide waste water treatment system
CN111905414A Sodium sulfide production sedimentation system
CN109704290A A kind of method of purification of crystal akali sulphide
CN108675268A A kind of high-purity vulcanized sodium preparation process
CN108993070A Exhaust treatment system is used in a kind of production of vulcanized sodium
CN109052763A A kind of vulcanized sodium production labor industry sewage-treatment plant
CN108910833A A kind of high purity sodium sulfide and its manufacturing method
CN108910832A A kind of vulcanized sodium preparation method
CN108273375A The hot carbonizer flue gas desulfurization device and technique in vulcanized sodium production
CN106698746A Efficient arsenic removal method for sewage of sulfuric acid workshop
CN104118850A Efficient low-pollution method for preparing sodium sulfide