CM-PATRA / Rare earths

Rare earths

15 patent families, 10 with an Indian applicant, and 18 funded project(s) in the Ministry of Mines S&T list. On the India critical-minerals list. Counts are lower bounds.

Stages

  • Hydrometallurgy (leaching, solvent extraction): 9
  • Recycling / secondary sources: 9
  • Ore preparation / agglomeration: 4
  • Refining: 1
  • Electrochemical recovery: 1
  • Other: 1
  • Pyrometallurgy / smelting: 1

Most active applicants

  • IIT Kharagpur: 2
  • Lohum: 1
  • Sharma Joti Nath: 1
  • Ruhela Ritesh: 1
  • Manohar Smitha: 1
  • Sumitomo Metal Ind: 1
  • Gourishankar Karthick Vilapakkam: 1
  • Srivastava Alok Mani: 1

Funded projects

  • Scalable Synthesis of Porous Polymeric Beads for Extraction of Rare Earth Elements from End-of-Life Permanent Magnets · SNTMOM/1790/2026 · Recommended to PSCII
  • Biohydrometallurgical Extraction of REEs from NdFeB Magnet Waste Utilizing Acidogenic Fungal Systenms · SNTMOM/1741/2026 · Recommended to PSCII
  • Microwave-Assisted Enhanced Recovery of Rare Earth Elements from Fly Ash and Coal Washery Rejects · SNTMOM/1737/2026 · Recommended to PSCII
  • Microdroplets-assisted extraction of critical rare earth elements from e-waste · SNTMOM/1724/2026 · Status not stated
  • Advancing Circular Economy - Developing polymer inclusion membranes (PIMs) for Rare Earth Element Recovery from E-Waste · SNTMOM/1583/2025 · Status not stated
  • Sustainable Recovery of Critical and Rare Earth Metals from E-waste using Integrated Aqueous Metallurgy · SNTMOM/1281/2024 · Budget Released
  • Lanthanum Aluminum Titanate Derived Thermal Barrier Coatings for Aerospace Propulsion · SNTMOM/1220/2024 · Approved with Modification
  • Preparation of 99 percent pure nickel-cobalt alloy and Ferronickel 66Fe 31Ni from waste batteries and recovery of Rare Earth Elements in the form of oxides · SNTMOM/1162/2024 · Approved with Modification
  • Development of Carbochlorination Process for the Recovery of Rare Earth Elements (REE) from End-of-Life NdFeB Magnets in a Fluidized Bed Reactor · SNTMOM/1110/2024 · Approved with Modification
  • Pilot Plant Extraction of Rare Earth Elements (Scandium, Neodymium, and Europium) from KMML Titanium industrial waste · SNTMOM/1024/2023 · Approved with Modification
  • Quantum Confinement Technology Powered Advanced High Throughput Hydrometallurgical Separation of the Rare Earths to Pilot TRL 5 to 7 · SNTMOM/1008/2023 · Approved with Modification
  • Development of Eco-friendly molten salt extraction process for Nd and Pr and Establishment of 25-50 TPY Nd and Pr Metal Extraction Demonstration Plant (TRL7-8) for Rare Earth Magnet Production · SNTMOM/958/2023 · Approved with Modification
  • DEVELOPMENT OF NOVEL HYDROMETALLURGICAL TECHNOLOGICAL PROCESS PACKAGE FOR EXTRACTION AND SEPARATION OF NIOBIUM, TANTALUM AND RARE EARTHS FROM COLUMBITE AND TIN SLAG · SNTMOM/513/2021 · Approved with Modification
  • Polymerized Molecular Receptor as Solid Sorbents for Size-Selective Recognition and Separation of Rare Earth Elements. · SNTMOM/418/2021 · Approved with Modification
  • Bio-electrochemical reclamation of titanium and other rare earth metals from red mud waste using a modified microbial fuel cell approach · SNTMOM/331/2020 · Approved with Modification
  • Sustainable ion exchange resin-based technology for rare earth extraction · SNTMOM/330/2020 · Approved with Modification
  • Design, Synthesis and Fabrication of Donor-Acceptor Based Fluorescent Sensing Organic-Nanomaterials and Devices for Detection and Quantification of Rare Earth Elements in Minerals · SNTMOM/171/2020 · Approved with Modification
  • Red Mud Valorization to Achieve Zero Waste, Conversion of Residue Into Diagnostic X-Ray Shielding Tiles After Recovery of Scandium · SNTMOM/108/2020 · Approved with Modification

Patent families