QINGDAO LIANGLI PREC CASTING CO LTD innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	China	22

#	Industry
#1	Environmental technology

#	Technology
#1	Climate change mitigation in goods production

#	Name	Total Patents
#1	Duan Wenliang	21
#2	Lin Ping	1

Publication	Filing date	Title
CN103537616A	2013-10-31	Water-based cast steel coating
CN103540949A	2013-10-31	Metal cleaner
CN103540925A	2013-10-31	Metal antirust agent
CN103537615A	2013-10-31	Water-based cast iron coating with high air permeability
CN103556163A	2013-10-31	Rust remover
CN103537621A	2013-10-30	Shell curing tank capable of automatically filling
CN103540832A	2013-10-30	Preparation method of nodular cast iron for crank shaft
CN103556036A	2013-10-30	Preparation method of low-temperature resistant high-toughness nodular cast iron
CN103556040A	2013-10-30	Preparation method of nodular cast iron alloy
CN103556161A	2013-10-30	Metal derusting agent
CN103556031A	2013-10-30	Preparation method of nodular cast iron for piston
CN103556039A	2013-10-30	Preparation method of nodular cast iron of alloy for roll
CN103600303A	2013-10-30	Automatic feeding device
CN103556032A	2013-10-30	Method for preparing ultrathin-walled vermicular graphite cast iron
CN103556037A	2013-10-30	Method for preparing nodular cast iron for engine dry cylinder
CN103556162A	2013-10-30	Metal derusting agent
CN103556160A	2013-10-30	Metal derusting agent
CN103556041A	2013-10-30	Preparation method of niobium-containing rich silicon nodular graphite cast iron
CN103556038A	2013-10-30	Preparation method of ferrite nodular cast iron
CN103537622A	2013-10-30	Shell solidifying pool