| 2024/0182,993 | PROCESS AND SYSTEM FOR THE PRODUCTION OF IRON NUGGETS | Mar 23, 22 | Jun 06, 24 | Not available |
| 2024/0052,443 | PROCESS FOR TREATING MOLTEN IRON | Dec 17, 21 | Feb 15, 24 | Not available |
| 2022/0325,390 | METHOD FOR CONTROLLING AMOUNT OF SILICON ADDED TO DUCTILE CAST IRON, METHOD FOR CASTING DUCTILE CAST IRON, AND CAST PRODUCT | Aug 28, 20 | Oct 13, 22 | Tianrun Industry Technology Co., Ltd.; Shandong University of Technology; |
| 2022/0275,467 | SPHERICAL GRAPHITE CAST IRON SEMI-SOLID CASTING METHOD AND SEMI-SOLID CAST PRODUCT | May 23, 22 | Sep 01, 22 | Not available |
| 2022/0243,294 | ADDITIVE FOR TREATING MOLTEN IRON TO PRODUCE CAST IRON WITH ZERO CONTRACTION AND WITH LONSDALEITE-TYPE SPHEROIDAL GRAPHITE | Jun 17, 20 | Aug 04, 22 | Not available |
| 2022/0106,652 | METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHERICAL GRAPHITIC CAST IRON INCLUDING ULTRAFINE SPHERICAL GRAPHITE, AND SPHEROIDIZING TREATMENT AGENT | Dec 12, 21 | Apr 07, 22 | Not available |
| 2020/0407,811 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Dec 21, 18 | Dec 31, 20 | Not available |
| 2020/0399,725 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Dec 21, 18 | Dec 24, 20 | Not available |
| 2020/0399,724 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Dec 21, 18 | Dec 24, 20 | Not available |
| 2020/0399,726 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Dec 21, 18 | Dec 24, 20 | Not available |
| 2020/0340,069 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Dec 21, 18 | Oct 29, 20 | Not available |
| 2020/0283,859 | SPHERICAL GRAPHITE CAST IRON SEMI-SOLID CASTING METHOD AND SEMI-SOLID CAST PRODUCT | Aug 31, 17 | Sep 10, 20 | Not available |
| 2020/0071,780 | METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHERICAL GRAPHITIC CAST IRON INCLUDING ULTRAFINE SPHERICAL GRAPHITE, AND SPHEROIDIZING TREATMENT AGENT | Mar 29, 18 | Mar 05, 20 | Not available |
| 2019/0203,308 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Jun 29, 17 | Jul 04, 19 | Elkem ASA |
| 2019/0169,705 | CAST IRON INOCULANT AND METHOD FOR PRODUCTION OF CAST IRON INOCULANT | Jun 29, 17 | Jun 06, 19 | Elkem ASA |
| 2018/0371,561 | METHOD FOR PRODUCING DIE-CAST PRODUCT OF SPHEROIDAL GRAPHITE CAST IRON HAVING ULTRAFINE SPHEROIDAL GRAPHITE, AND DIE-CAST PRODUCT OF SPHEROIDAL GRAPHITE CAST IRON | Jul 15, 16 | Dec 27, 18 | Not available |
| 2018/0251,864 | CONTROL MATERIAL, AND METHOD FOR PRODUCING SAME | Feb 28, 18 | Sep 06, 18 | Not available |
| 2018/0148,805 | METHOD FOR TREATING MOLTEN CAST IRON | May 17, 16 | May 31, 18 | Toshiba Kikai Kabushiki Kaisha |
| 2016/0115,561 | METHOD AND DEVICE FOR TREATING A METAL OR A MOLTEN METAL ALLOY USING AN ADDITION AGENT | Jun 06, 14 | Apr 28, 16 | Not available |
| 2016/0083,812 | PHYSICAL PROPERTY IMPROVEMENT OF IRON CASTINGS USING CARBON NANOMATERIALS | May 08, 14 | Mar 24, 16 | DRESSER-RAND COMPANY |