abstract
This invention relates to improved process and method of extraction of Zinc from Air Pollution Control Device Dust (APCD Dust), more particularly, to an on-site method of efficient treatment of APCD Dust and manufacturing of Zinc Sheet This application is a patent of addition of application number 2017...
[Class : 6] Tmt Bars And Ctd Bars; Water Pipes As Well As Pipes And Tubes Of Metal Namely Stainless Steel Pipe Fittings (Other Than Fitted Parts Of Machines), Gp Erw Pipes, Electric Resistance Welded (Erw) Pipes, Rectangular Structural Section (Rhs) Pipes, Square Structural Section (Shs) Pipes, And Ductile Pipes; Metal Coils, Coils Made Of Common Metals Including Hrgp Coil, ...
[Class : 6] Tmt Bars And Ctd Bars; Water Pipes As Well As Pipes And Tubes Of Metal Namely Stainless Steel Pipe Fittings (Other Than Fitted Parts Of Machines), Gp Erw Pipes, Electric Resistance Welded (Erw) Pipes, Rectangular Structural Section (Rhs) Pipes, Square Structural Section (Shs) Pipes, And Ductile Pipes; Metal Coils, Coils Made Of Common Metals Including Hrgp Coil, ...