| 2024/0368,734 | METHODS FOR EXTRACTING RARE EARTH ELEMENTS FROM RARE EARTH ELEMENT SOURCES | Dec 04, 21 | Nov 07, 24 | Not available |
| 2021/0071,281 | Method of Processing and Treatment of Alunite Ores | Jan 22, 19 | Mar 11, 21 | Not available |
| 2021/0017,038 | PROCESS FOR OBTAINING VANADIUM OXIDE FROM A GASIFIER SLAG FIELD | Apr 03, 19 | Jan 21, 21 | Reliance Industries Limited |
| 2013/0305,879 | Method and device for breaking up ore | Feb 09, 12 | Nov 21, 13 | HOCHSCHULE MITTWEIDA (FH) |
| 2013/0025,410 | COLLECTOR AND FROTHING AGENT FOR FLOTATION BASED ON ORGANIC RESIDUES TO RECOVER METALS FROM MINERALS BY FROTH FLOTATION, COLLECTOR AND FROTHING AGENT RECOVERY PROCESS AND FOAMING FLOTATION PROCESS THAT USES THE COLLECTOR AND FROTHING AGENT | Jan 21, 11 | Jan 31, 13 | PONTIFICIA UNIVERSIDAD CATÓLICA DE CHILE, CENTRO DE INVESTIGACION MINERA Y METAALURGICA, Rosanna GINOCCHIO CEA, |
| 2012/0325,055 | PREPARATION METHOD FOR STAINLESS STEEL SLAGS AND STEELWORKS SLAGS FOR RECOVERY OF METAL | Nov 11, 10 | Dec 27, 12 | LOESCHE GMBH |
| 2012/0297,926 | AGGLOMERATED ALUMINA CONTAINING PRODUCT | Jan 26, 11 | Nov 29, 12 | BUMATECH (PTY) LIMITED |
| 2012/0266,724 | APPARATUS AND METHOD FOR MANUFACTURING COMPRESSED LUMP OF METAL SCRAP | Jan 30, 12 | Oct 25, 12 | Daejong Industry Co., Ltd. |
| 2012/0180,598 | Process using fly ash to create chunks of raw material for iron or steel mill activities. | Jan 13, 12 | Jul 19, 12 | Not available |
| 2012/0174,713 | Method of Agglomeration | Feb 02, 10 | Jul 12, 12 | BHP BILLITON SSM DEVELOPMENT PTY LTD |
| 2012/0167,714 | Systems and Methods for Recycling Steelmaking Converter Sludge | Jan 04, 11 | Jul 05, 12 | Not available |
| 2012/0132,032 | MAGNETIC RECOVERY OF VALUABLES FROM SLAG MATERIAL | Nov 29, 11 | May 31, 12 | BASF CORPORATION, BASF SE, |
| 2012/0036,960 | Direct processing of metallic ore concentrates into ferroalloys | Oct 24, 11 | Feb 16, 12 | HOFFMAN & SONS TECHNOLOGIES, LLC |
| 2012/0017,725 | Briquetting of mill scale | Jul 22, 10 | Jan 26, 12 | RHM Rohstoff-Handelsgesellschaft mbH |
| 2011/0308,353 | PRODUCTION OF IRON FROM METALLURGICAL WASTE | Jul 21, 11 | Dec 22, 11 | NU-IRON TECHNOLOGY, LLC |
| 2011/0196,099 | PARTICLE DOUBLETS AND N-MERS AND METHODS FOR FABRICATION THEREOF | Apr 21, 11 | Aug 11, 11 | THE PENN STATE RESEARCH FOUNDATION |
| 2011/0113,926 | Method of reduction treatment of metal oxides or steelmaking waste and method of concentrating and recovering zinc and/or lead | Jan 19, 11 | May 19, 11 | NIPPON STEEL CORPORATION |
| 2011/0116,996 | PROCESS FOR NON-HEATING LEACHING NICKEL AND MAGNESIUM FROM LATERITE USING MECHANO-CHEMICAL EFFECT | Dec 22, 09 | May 19, 11 | KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCES (KIGAM) |
| 2010/0313,710 | METHOD AND APPARATUS FOR MANUFACTURING GRANULAR METALLIC IRON | Oct 18, 07 | Dec 16, 10 | KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) |
| 2010/0270,715 | Apparatus for Manufacturing Molten Irons by Hot Compacting Fine Direct Reduced Irons | Jul 02, 10 | Oct 28, 10 | POSCO |