Learn more

SHANGHAI DUOLING ENVIRONMENTAL PROT ENGINEERING EQUIPMENT CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    143,753
About

SHANGHAI DUOLING ENVIRONMENTAL PROT ENGINEERING EQUIPMENT CO LTD has a total of 12 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are BROOKES DAVID R, LOHNER JACQUES and BOUILLET LAURENT SA.

Patent filings in countries

World map showing SHANGHAI DUOLING ENVIRONMENTAL PROT ENGINEERING EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing SHANGHAI DUOLING ENVIRONMENTAL PROT ENGINEERING EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Environmental technology

Focus technologies

# Technology
#1 Cremation furnaces

Top inventors

# Name Total Patents
#1 Zhao Shuaiyang 12
#2 Cao Jinfu 12
#3 Qi Jianwei 12

Latest patents

Publication Filing date Title
CN109899795A A kind of coordinated type fire grate and the three-clove style incinerator using the fire grate
CN109899804A A kind of waste incinerator with banking combustion function
CN109899793A A kind of vertical-type garbage incinerator fire grate of efficiency crushing clinker
CN109899794A Clinker repository with multistage store function and the incinerator using the repository
CN109899796A A kind of multi-function incinerator
CN109899792A A kind of Combined garbage incinerator
CN109899807A A kind of refuse burning system using vertical incinerator
CN109899798A A kind of vertical burning furnace system and the sealed workshop for the incinerator system
CN109899803A A kind of multidirectional function type garbage warehouse for waste incinerator
CN109878945A A kind of Double-layer filter type dump pit
CN109899797A A kind of waste incinerator with multidirectional slag-tapping system
CN109681888A A kind of garbage incinerator body with four wind