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Letters of patent

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List of patent

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No. Category Title Registration no. Registration date. Holder A patent license
1 Patent right Cleaning method for used oil filtering system 101408245 2014.06.10 NAMSEOUL Univ./ TRS co,.ltd TRS co,.ltd
2 Patent right The method and device for the recycling of waste silicon wafer sludge 10147377 2011.07.01 TRS co,.ltd TRS co,.ltd
3 Patent right The method and device for the recycling of waste silicon wafer sludge 101047383 2011.07.01 TRS co,.ltd TRS co,.ltd
4 Patent right The method and device for the recycling of waste silicon wafer sludge 100947465 2010.03.08 TRS co,.ltd TRS co,.ltd
5 Patent right Method for Separating Solid Content and Oil Comprised in Used Slurry 101346105 2013.12.23 TRS co,.ltd TRS co,.ltd
6 Application for patent Recovery method of high purity silicon powder from Waste sludge and Silcon powder recovered using the same method 10-2019-0018472 2019.02.18 TRS co,.ltd TRS co,.ltd

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