Domestic registration |
1 |
Method for recovery of ruthenium from waste scrap containing ruthenium |
2009/06/05 |
10-2009-0050033 |
2011/11/29 |
2 |
How to recover platinum group elements |
2009/09/15 |
10-2009-0087187 |
2012/02/02 |
3 |
A method for concentrating ruthenium using nitric acid leaching from waste scrap containing ruthenium |
2011/08/24 |
10-2011-0084562 |
2012/06/05 |
4 |
A method for concentrating ruthenium using nitric acid leaching from waste scrap containing ruthenium |
2009/06/05 |
10-2009-0050034 |
2012/06/05 |
5 |
Preparation of ruthenium powder by liquid reduction |
2010/09/30 |
10-2010-0095265 |
2012/11/19 |
6 |
Method for preparing ruthenium powder by hydrogen reduction method |
2011/06/09 |
10-2011-0055431 |
2013/08/21 |
7 |
Method of manufacturing potassium cyanide solution using air bubbling |
2012/02/02 |
10-2012-0010932 |
2013/08/23 |
8 |
Method for separating and recovering tin from waste ITO |
2011/10/18 |
10-2011-0106569 |
2013/07/03 |
9 |
Of producing ruthenium trichloride from metal ruthenium metal and oxide scrap |
2011/05/25 |
10-2011-0049428 |
2013/11/26 |
10 |
A cyanide metal solution production apparatus having excellent leaching efficiency and a method forproducing cyanide metal using the same |
2012/02/02 |
10-2012-0010933 |
2014/01/27 |
11 |
Process for the preparation of high purity nickel sulfate using continuous cooling crystallization |
2012/02/02 |
10-2012-0010931 |
2014/01/27 |
12 |
Method for producing high purity ruthenium powder by liquid reduction |
2012/02/02 |
10-2012-0010930 |
2014/02/04 |
13 |
Method for recovery of nitric acid and valuable metals from waste solder solution |
2014/04/21 |
10-2014-0047455 |
2014/09/05 |
14 |
Method for separating and recovering silver and tin from anode slime |
2014/03/31 |
10-2014-0037767 |
2015/01/05 |
15 |
Method for producing metal compound by direct electrolytic synthesis method using cation exchange membrane |
2013/04/03 |
10-2013-0036303 |
2015/05/13 |
16 |
Method for selectively recovering tin from a nitric acid-based tin-containing waste liquid |
2014/06/13 |
10-2014-0071990 |
2015/06/02 |
17 |
From a remanufacturing solution of a hydrogen-desulfurized spent catalyst containing molybdenum and vanadium, which are valuable metals, Separation and recovery method |
2013/06/28 |
10-2013-0075021 |
2015/08/04 |
18 |
Dry Reduction System of Tin Waste by Rotary Reducing Furnace |
2016/04/18 |
10-2016-0046792 |
2016/12/21 |
19 |
Anode casting system for tin electrolytic refining through pretreatment and anode casting method using the same |
2016/04/18 |
10-2016-0046791 |
2017/02/02 |
20 |
Granule manufacturing apparatus and manufacturing method |
2016/11/25 |
10-2016-0158329 |
2017/03/10 |
21 |
A method for producing coarse grained sludge from low-grade sludge |
2016/11/25 |
10-2016-0158311 |
2017/03/13 |
22 |
A method for producing coarse grained sludge from low-grade sludge Manufacturing method of low-grade copper sludge briquettes, the briquettes manufactured thereby and the manufacturing apparatus |
2016/11/25 |
10-2016-0158303 |
2018/08/08 |
23 |
Negative electrode compacting apparatus for tin electrolytic refining and method for compacting negative electrode for tin electrolytic refining using the same |
2016/11/17 |
10-2016-0153205 |
2017/08/08 |
Overseas Application |
25 |
Method for separating and recovering valuable metals from a remanufacturing solution of a vanadium-containing depleted catalyst |
2013/10/04 |
PCT/KR2013/008876 |
|
26 |
Method for separation and recovery of silver and tin from anode slime |
2014/04/30 |
PCT/KR2014/003892 |
|
27 |
A method for producing coarse grained sludge from low-grade slud |
2017/11/22 |
15/820,992 |
|