BUS ENGITEC SERV AMBIENTALI innovation strategy

Patent filings in countries

#	Industry
#1	Environmental technology
#2	Surface technology and coating
#3	Materials and metallurgy
#4	Electrical machinery and energy
#5	Machines

#	Technology
#1	Electrolytic metal production
#2	Climate change mitigation in goods production
#3	Batteries
#4	Climate change mitigation in wastewater treatment
#5	Metal production and refining
#6	Non-metallic elements
#7	Unspecified technologies
#8	Cables and insulators

Publication	Filing date	Title
US5441609A	1993-08-12	Process for continuous electrochemical lead refining
EP0551155A1	1993-01-06	Process for recovering zinc and lead from flue dusts from electrical steel works and for recycling said purified metals to the furnace, and installation for implementing said process
AU8489691A	1991-10-02	Insoluble anode for electrolyses in aqueuos solutions
US5277777A	1991-10-01	Insoluble anode for electrolyses in aqueous solutions
EP0454257A1	1991-04-22	Process for the integral recovery of the sulphur contained in spent lead batteries, obtained in the form of pure sulphuric acid for reuse in the production of new batteries
EP0411687A2	1990-07-13	Process for producing electrolytic lead and elemental sulfur from galena
EP0379245A1	1990-01-12	Process and plant for the processing of slag from aluminium scrap and waste melting, recovery of components thereof and treatment of gasses generated
DE3700143A1	1987-01-05	Hydrometallurgical process for the complete recovery of the components of exhausted lead accumulators