Patents

 

Patents

2017

2017 Patents
[1] Recovery of Gold and Silver from Copper Anode Slime by Selective Electro-Winning, National patent no. 98295, 2017

2015

2015 Patents
[1] Condensation of Natural Red Mud and Producing Artificial Red Mud by Hydro-metallurgy, Mational patent no. 89102, 2015

[2] Synthesis of Gold Nanoparticles from Copper Anode Slime as a Secondary Gold Resource by Venmet Restorative Solution, National patent no. 89102, 2015

2014

2014 Patents
[1] Synthesis of Silica-Gold Core-Shell Nano-structures Using Secondary Source of Gold, National patent no. 84722, 2014

2013

2013 Patents
[1] Synthesis of Gold Hollow Nano-particle by Chemical Etch of Silica Nano-Cores, National patent no. 81452, 2013

2011

2011 Patents
[1] Gold Recovery from Anode Slime by Means of Electrolysis of GoldTthiourea, National patent no. 70833, 2011.

2009

2009 Patents
[1] Removal and Extraction of Precious Metals from Anode Copper by Means of Coated Magnetic Nanoparticles, National patent no. 60762, 2009.

[2] Manufacturing Scanning Hardness Machine, National patent no. 62904, 2009.