| Retired |
89243320CFE000048 |
Plant Concept Design to Produce High Purity (>99%) Separated Rare Earth Oxides (REOs) from Coal Based Resources |
Battelle Memorial Institute |
OH |
10/01/2020 |
12/30/2020 |
| Retired |
89243320CFE000049 |
Nanotechnology-Enabled Extraction and Refinery of Rare Earth Elements, Scandium and Germanium from Powder River Basin Coal Residues in Montana |
Biocarbon Technologies, LLC |
MT |
10/01/2020 |
12/30/2020 |
| Retired |
89243320CFE000050 |
Production of Mixed Rare Earth Oxides (REOs) and/or Salts (RESs) from Coal Based Resources |
Concurrent Technologies Corporation |
PA |
10/01/2020 |
12/30/2020 |
| Retired |
89243320CFE000051 |
Repurposing for Rare Earth Production: Filling a Gap in the U.S. Supply Chain through Addition of Hydrometallurgical Extraction Equipment at an Existing Mill |
Energy Fuels Holdings Corporation |
CO |
10/01/2020 |
11/29/2021 |
| Retired |
89243320CFE000052 |
Rare Earth, Alumina and Lithium Concentrates from the Central Pennsylvania Bituminous Coal Field |
Materia USA, LLC |
NY |
10/01/2020 |
11/29/2021 |
| Retired |
89243320CFE000053 |
A Unique Collaboration of Coal-based REEs and the U.S.'s Largest Rare Earth Producer |
MP Mine Operations, LLC |
NV |
10/01/2020 |
11/29/2021 |
| Retired |
89243320CFE000054 |
Pennsylvania Underclay Feedstock |
Tetra Tech, Inc. |
TX |
10/01/2020 |
03/07/2022 |
| Retired |
89243320CFE000055 |
Wyoming Fly Ash Feedstock |
Tetra Tech, Inc. |
TX |
10/01/2020 |
12/30/2020 |
| Retired |
89243320CFE000056 |
Co-Production of a Rare Earth Concentrate with High Grade Anthracite for the Metallurgical and Carbon Products Market |
Texas Rare Earth Resources Corporation |
TX |
10/01/2020 |
11/29/2021 |
| Retired |
89243320CFE000057 |
Conceptual Design of a One Ton per Day Rare Earth Oxide Extraction and Concentration Plant from Low Rank Coal Resources |
University of North Dakota Energy and Environmental Research Center (UNDEERC) |
ND |
10/01/2020 |
01/28/2022 |
| Retired |
89243320CFE000058 |
REEs Recovery from Coal Combustion Residue (CCR) |
Upshots, LLC |
GA |
10/01/2020 |
12/30/2020 |
| Retired |
89243320CFE000059 |
Production of Mixed Rare Earth Oxides (REOs) and/or Salts (RESs) from Coal-Based Resources |
West Virginia University Research Corporation (WVU) |
WV |
10/01/2020 |
11/16/2021 |
| Retired |
89243320CFE000060 |
Economical Production of Rare Earth Oxides from Coal Ash and Other Feedstocks on Commercial Scale |
Winner Water Services |
PA |
10/01/2020 |
12/29/2021 |
| Active |
AGMT-1037 |
Rare Earth Element Extraction from Powder River Basin Coal Byproducts and Mining Waste |
National Energy Technology Laboratory (NETL) |
PA |
12/02/2020 |
10/01/2024 |
| Retired |
FE0026443 |
Rare Earth Element Identification and Characterization of Coal and Coal By-Products Containing High Rare Earth Element Concentrations |
University of Kentucky Research Foundation |
KY |
10/01/2016 |
04/30/2018 |
| Retired |
FE0026444 |
Rare Earth Element Identification and Characterization of Coal and Coal By-Products Containing High Rare Earth Element Concentrations |
West Virginia University (WVU) |
WV |
10/01/2016 |
04/30/2018 |
| Retired |
FE0026527 |
Rare Earth Element Identification and Characterization of Coal and Coal By-Products Containing High Rare Earth Element Concentrations |
XLight Corporation |
NJ |
10/01/2016 |
04/30/2018 |
| Retired |
FE0026648 |
Rare Earth Element Identification and Characterization of Coal and Coal By-Products Containing High Rare Earth Element Concentrations |
Tetra Tech, Inc. |
PA |
10/01/2016 |
04/30/2018 |
| Retired |
FE0026825-05-04 |
Current Uses and Future Opportunities for US Industry in REE and CM Technologies and Markets: Knowledge-Base Tool Development |
Pennsylvania State University (PSU) |
PA |
07/01/2020 |
07/31/2022 |
| Retired |
FE0026927 |
Recovery of Rare Earth Elements from Coal Mine Drainage |
West Virginia University Research Corporation (WVU) |
WV |
03/01/2016 |
12/31/2019 |
| Retired |
FE0026929 |
Rare Earth Element Identification and Characterization of Coal and Coal By-Products Containing High Rare Earth Element Concentrations |
Tetra Tech, Inc. |
PA |
10/01/2016 |
04/30/2018 |
| Retired |
FE0026952 |
Novel Membrane and Electrodeposition-Based Separation and Recovery of Rare Earth Elements from Coal Combustion Residues |
Duke University |
NC |
03/01/2016 |
02/28/2018 |
| Retired |
FE0027006 |
Investigation of Rare Earth Element Extraction from North Dakota Coal-Related Feedstocks |
University of North Dakota Energy and Environmental Research Center (UNDEERC) |
ND |
03/01/2016 |
12/31/2019 |
| Retired |
FE0027012 |
Recovery of Rare Earth Elements (REES) from Coal Ash with a Closed Loop Leaching Process |
Battelle Memorial Institute |
OH |
03/01/2016 |
08/31/2017 |
| Retired |
FE0027035 |
Pilot-Scale Testing of an Integrated Circuit for the Extraction of Rare Earth Minerals and Elements from Coal and Coal By-products Using Advanced Separation Technologies |
University of Kentucky Research Foundation |
KY |
03/01/2016 |
12/31/2020 |
| Retired |
FE0027069 |
A Pollution Prevention and Economically Viable Technology for Separation of Rare Earth Elements from Powder River Basin Coal Ashes |
University of Wyoming |
WY |
03/01/2016 |
08/31/2017 |
| Retired |
FE0027102 |
Plasma ARC Gasification Based Rare Earth Element Recovery from Coal Fly Ash |
Southern Research Institute |
AL |
03/01/2016 |
08/31/2017 |
| Retired |
FE0027155 |
Economical & Environmentally Benign Extraction of Rare Earth Elements (REES) from Coal & Coal Byproducts |
Tusaar Corporation |
CO |
03/01/2016 |
12/31/2017 |
| Inactive |
FE0027167 |
High Yield and Economical Production of Rare Earth Elements from Coal Ash |
Physical Sciences, Inc. |
MA |
03/01/2016 |
03/31/2022 |
| Retired |
FE0029007 |
Sampling, Characterization and Round Robin Analyses of Domestic U.S. Coal Based Resources Containing High Rare Earth Element (REE) Concentrations |
University of North Dakota Energy and Environmental Research Center (UNDEERC) |
ND |
10/01/2017 |
09/30/2019 |
| Inactive |
FE0029900 |
Recovery of Rare Earth Elements from Coal Byproducts: Characterization and Laboratory-Scale Separation Tests |
Virginia Polytechnic Institute and State University |
VA |
08/01/2017 |
03/31/2022 |
| Retired |
FE0029956 |
Production of Salable Rare Earth Products from Coal and Coal Byproducts in the U.S. Using Advanced Separation Processes |
Marshall Miller & Associates, Inc. |
VA |
09/01/2017 |
05/31/2019 |
| Retired |
FE0030146 |
Recovery of Rare Earth Elements from Coal Mining Waste Materials |
Inventure Renewables, Inc. |
AL |
09/01/2017 |
08/05/2021 |
| Retired |
FE0031483 |
Low-Cost Rare-Earth-Element (REE) Recovery from Acid Mine Drainage Sludge |
Research Triangle Institute (RTI) |
NC |
11/20/2017 |
09/19/2019 |
| Retired |
FE0031490 |
Economic Extraction and Recovery of REEs and Production of Clean Value-Added Products from Low-Rank Coal Fly Ash |
University of North Dakota Energy and Environmental Research Center (UNDEERC) |
ND |
11/16/2017 |
02/15/2020 |
| Retired |
FE0031523 |
Development of a Cost-Effective Extraction Process for the Recovery of Heavy and Critical Rare Earth Elements from the Clays and Shales Associated with Coal |
Virginia Polytechnic Institute and State University |
VA |
11/16/2017 |
12/31/2019 |
| Retired |
FE0031524 |
At-Source Recovery of Rare Earth Elements from Coal Mine Drainage |
West Virginia University Research Corporation (WVU) |
WV |
11/16/2017 |
11/15/2019 |
| Retired |
FE0031525 |
Low Temperature Plasma Treatment for Enhanced Recovery of Highly Valued Critical Rare Earth Elements from Coal-Based Resources |
University of Kentucky Research Foundation |
KY |
11/16/2017 |
08/31/2019 |
| Retired |
FE0031526 |
Economic Extraction, Recovery, and Upgrading of Rare Earth Elements from Coal-Based Resources |
University of Utah |
UT |
11/16/2017 |
12/31/2019 |
| Retired |
FE0031529 |
Recovery of High Purity Rare Earth Elements (REEs) from Coal Ash via a Novel Electrowinning Process |
Battelle Memorial Institute |
OH |
11/16/2017 |
02/29/2020 |
| Retired |
FE0031565 |
Coupled Hydrothermal Extraction and Ligand-Associated Swellable Glass Media Recovery of Rare Earth Elements from Coal Fly Ash |
Wayne State University |
MI |
03/15/2018 |
12/31/2019 |
| Retired |
FE0031566 |
Concentrating Rare Earth Elements in Acid Mine Drainage Using Coal Combustion Products through Abandoned Mine Land Reclamation |
Ohio State University |
OH |
12/01/2017 |
04/30/2021 |
| Inactive |
FE0031827 |
Demonstration of Scaled-Production of Rare Earth Oxides and Critical Materials from U.S. Coal-Based Sources |
University of Kentucky |
KY |
10/01/2019 |
12/31/2022 |
| Inactive |
FE0031834 |
Development and Testing of an Integrated Acid Mine Drainage (AMD) Treatment and Rare Earth/Critical Mineral Plant |
West Virginia University Research Corporation (WVU) |
WV |
10/01/2019 |
09/30/2023 |
| Active |
FE0031835 |
Rare Earth Element Extraction and Concentration at Pilot-Scale from North Dakota Coal-Related Feedstocks |
University of North Dakota |
ND |
10/01/2019 |
06/30/2024 |
| Active |
FE0032045 |
Manufacturing Valuable Coal-Derived Products in Southern Appalachia |
Collaborative Composite Solutions Corporation |
TN |
09/15/2021 |
07/31/2024 |
| Active |
FE0032046 |
Transforming Unita Basin Earth Materials for Advanced Products (Tube-Map) |
University of Utah |
UT |
09/15/2021 |
08/14/2024 |
| Active |
FE0032047 |
Core-CM in the Greater Green River and Wind River Basins: Transforming and Advancing a National Coal Asset |
University of Wyoming |
WY |
09/01/2021 |
05/31/2024 |
| Active |
FE0032048 |
Powder River Basin Core-Cm: Advancing Strategies for Carbon Ore, Rare Earth Element and Critical Mineral Resource Development in the Nation's Largest Coal Producing Basin |
University of Wyoming |
WY |
09/01/2021 |
08/31/2024 |
| Active |
FE0032049 |
Illinois Basin Carbon Ore, Rare Earth, and Critical Minerals Initiative |
University of Illinois |
IL |
09/21/2021 |
05/31/2024 |
| Active |
FE0032050 |
Bringing Alaska's Core-CM Potential into Perspective |
University of Alaska - Fairbanks |
AK |
09/01/2021 |
09/30/2024 |
| Active |
FE0032051 |
Carbon Ore, Rare Earth, and Critical Minerals (CORE-CM) Assessment of San Juan River-Raton Coal Basin, New Mexico |
New Mexico Institute of Mining and Technology |
NM |
10/01/2021 |
09/30/2024 |
| Active |
FE0032052 |
Consortium to Assess Northern Appalachia Resource Yield (CANARY) of CORE-CM for Advanced Materials |
Pennsylvania State University (PSU) |
PA |
10/01/2021 |
06/30/2024 |
| Active |
FE0032053 |
Assessment of Rare Earth Elements and Critical Minerals in Coal and Coal Ash in the U.S. Gulf Coast |
University of Texas at Austin |
TX |
09/15/2021 |
09/30/2024 |
| Active |
FE0032054 |
Mid-Appalachian Carbon Ore, Rare Earth and Critical Minerals Initiative |
West Virginia University Research Corporation (WVU) |
WV |
10/01/2021 |
08/31/2024 |
| Active |
FE0032055 |
Evolve Central Appalachia (Evolve CAPP) |
Virginia Polytechnic Institute and State University |
VA |
10/01/2021 |
09/30/2024 |
| Active |
FE0032056 |
Critical Minerals in Coaly Strata of the Cherokee-Forest City Basin |
University of Kansas Center for Research |
KS |
09/15/2021 |
09/14/2024 |
| Active |
FE0032060 |
Williston Basin CORE-CM Initiative |
University of North Dakota |
ND |
10/01/2021 |
06/30/2024 |
| Inactive |
FE0032119 |
Multi-Sourced Collaboration for the Production and Refining of Rare Earth and Critical Metals |
University of Kentucky |
KY |
12/01/2021 |
02/28/2023 |
| Inactive |
FE0032120 |
Advanced Processing of Rare Earth Elements and Critical Minerals from Acid Mine Drainage Feedstocks |
West Virginia University Research Corporation (WVU) |
WV |
01/14/2022 |
04/13/2023 |
| Active |
FE0032121 |
Tunable Electrochemical Pathway for High-Purity Rare Earth Metals (REM) and Critical Minerals (CM) |
University of North Dakota |
ND |
11/30/2021 |
02/28/2025 |
| Inactive |
FE0032122 |
Extraction, Separation, and Production of High Purity Rare Earth Elements and Critical Minerals from Coal-Based and Related Resources |
University of Utah |
UT |
01/16/2022 |
04/16/2023 |
| Inactive |
FE0032123 |
Technology Development and Integration for Volume Production of High Purity Rare Earth Metals from Phosphate Processing. |
Florida Polytechnic University |
FL |
01/01/2022 |
09/30/2023 |
| Inactive |
FE0032124 |
Production of Germanium and Gallium Concentrates for Industrial Processes |
Microbeam Technologies, Inc. |
MN |
01/01/2022 |
12/31/2023 |
| Active |
FE0032295 |
Bipartisan Infrastructure Law (BIL): Recovery and Refining of Rare Earth Elements from Lignite Mine Wastes |
University of North Dakota |
ND |
08/01/2023 |
04/30/2025 |
| Active |
FE0032296 |
Bipartisan Infrastructure Law (BIL): Acid Mine Drainage and Rare Earth Elements (AMDREE): Integrated Treatment of Acid Mine Drainage and Rare Earth Production |
West Virginia University (WVU) |
WV |
08/01/2023 |
04/30/2025 |
| Active |
FE0032319 |
Acidic Water Pollution Cleanup and Community Economic Development through Domestic Production of Critical Minerals for National Security |
Pennsylvania State University (PSU) |
PA |
03/01/2024 |
02/28/2025 |
| Active |
FWP-100950 |
Characterization & Extraction of Critical Minerals from Energy Production Waste Streams |
SLAC National Accelerator Laboratory |
CA |
01/01/2023 |
12/31/2024 |
| Active |
FWP-1022420 |
Critical Minerals |
National Energy Technology Laboratory (NETL) |
PA |
04/01/2018 |
03/31/2024 |
| Active |
FWP-1025017 |
Bipartisan Infrastructure Law (BIL): Process Optimization and Modeling for Minerals Sustainability (PrOMMiS) |
National Energy Technology Laboratory (NETL) |
PA |
01/01/2023 |
12/31/2024 |
| Active |
FWP-23-025668 |
Resource Assessment of Unconventional Oil & Gas Shale for Critical Minerals Recovery |
Sandia National Laboratories (SNL) |
NM |
02/15/2023 |
02/14/2025 |
| Retired |
FWP-71115 |
Economic Extraction and Recovery of REEs and Production of Clean Value-Added Products from Low-Rank Coal Fly Ash |
Pacific Northwest National Laboratory (PNNL) |
WA |
11/16/2017 |
05/15/2019 |
| Active |
FWP-81034 |
Drone-Based Geophysical Surveying and Real-Time AI/ML Analysis for Sustainable Production of Critical Minerals |
Pacific Northwest National Laboratory (PNNL) |
WA |
02/09/2023 |
02/08/2025 |
| Retired |
FWP-FE-781-16-FY17 |
Evaluation of Laser-Based Analysis of Rare Earth Elements in Coal-Related Materials |
Los Alamos National Laboratory (LANL) |
NM |
10/25/2017 |
11/18/2022 |
| Inactive |
FWP-FE-810-17-FY17 |
Evaluation of Novel Strategies and Processes for Separation of Rare Earth Elements from Coal-Related Materials |
Los Alamos National Laboratory (LANL) |
NM |
08/01/2017 |
09/30/2020 |
| Active |
FWP-FP00016201 |
Machine Learning-aided Multi-physics Identification and Characterization of REE-CM Hot Zones in Mine Tailings for Economic Recovery |
Lawrence Berkeley National Laboratory (LBNL) |
CA |
01/01/2023 |
12/31/2024 |
| Inactive |
FWP-INEL-B000-17-015 |
New Sensing Mechanisms for Rare Earth Detection in Coal and Coal Byproducts |
Idaho National Laboratory (INL) |
ID |
08/31/2017 |
09/30/2020 |
| Active |
FWP-LANL-AE-1263-1711 |
A Machine Learning Screening Tool for Rare Earth Elements and Critical Minerals at the Mine Scale |
Los Alamos National Laboratory (LANL) |
NM |
03/01/2023 |
02/28/2025 |
| Inactive |
FWP-LLNL-17-FEW0231 |
New Sensing Mechanisms for Rare Earth Detection in Coal and Coal Byproducts |
Lawrence Livermore National Laboratory (LLNL) |
CA |
08/31/2017 |
09/30/2020 |
| Retired |
FWP-LLNL-18-FEW0239 |
Application of Biosorption for REE Separation from Coal Byproducts |
Lawrence Livermore National Laboratory (LLNL) |
CA |
03/01/2018 |
09/30/2021 |
| Inactive |
FWP-PNNL-16-68599 |
Assessment of Rare Earth Extraction Methods from Coal |
Pacific Northwest National Laboratory (PNNL) |
WA |
03/01/2016 |
12/31/2019 |
| Retired |
FWP-REE_FY15 |
Rare Earth Elements (REE) from Coal and Coal BY-Products |
National Energy Technology Laboratory (NETL) |
PA |
07/15/2015 |
09/30/2015 |
| Retired |
FWP-RIC-REE-FY2016 |
Rare Earth Elements (REE) from Coal and Coal By-Products |
National Energy Technology Laboratory (NETL) |
PA |
10/01/2015 |
09/30/2016 |
| Retired |
SC0017737 |
Rare Earth Element Mass Analyzer |
Physical Optics Corporation |
CA |
06/12/2017 |
10/16/2018 |
| Retired |
SC0017762 |
Spectrochemical Detection and Monitoring of Rare Earth Elements During Extraction from Coal/Coal Byproducts |
Physical Sciences, Inc. |
MA |
06/12/2017 |
05/11/2018 |
| Retired |
SC0017785 |
Sensor for Direct, Rapid and Complete Elemental Analysis of Coal |
Applied Spectra, Inc. |
CA |
06/12/2017 |
03/11/2018 |
| Retired |
SC0017943 |
Nondestructive, Bulk Rare Earth Element Measurement System for Coal |
Adelphi Technology, Inc. |
CA |
06/12/2017 |
03/11/2018 |
| Retired |
SC0018520 |
Coal Ash Beneficiation Through Critical Material Extraction and Recovery |
Anactisis, Inc. |
PA |
04/09/2018 |
04/08/2019 |
| Retired |
SC0018528 |
Rare Earth Extraction from Coal Fly Ash |
Skyhaven Systems, LLC |
CO |
04/09/2018 |
01/08/2019 |
| Retired |
SC0018561 |
Ionic Liquids as Advanced Solvents for the Extraction of Rare Earth Elements from Coal Products |
Wyonics, LLC |
WY |
04/09/2018 |
01/08/2019 |
| Retired |
SC0019794 |
Low Temperature Reduction of Rare Earth Metals Using Ionic Liquids |
Faraday Technology, Inc. |
OH |
07/01/2019 |
03/31/2020 |
| Retired |
SC0019804 |
Silicon-Calcium Based Reduction of Rare Earth Oxides |
Materials Research, LLC |
CA |
07/01/2019 |
06/30/2020 |
| Retired |
SC0021461 |
Rare Earth Metal Separation and Recovery |
Skyhaven Systems, LLC |
CO |
02/22/2021 |
11/21/2021 |
| Active |
SC0021544 |
Hydrogen Plasma Reduction of REOs/Salt for REMs Production |
Polykala Technologies, LLC |
TX |
02/22/2021 |
04/02/2025 |
| Active |
SC0021702 |
Development of Ligand-Associated Solid-Liquid Extraction Media System for Separation of High Purity Individual Rare Earth Elements from Coal-based Resources |
GlycoSurf, LLC |
UT |
06/28/2021 |
08/21/2024 |
| Retired |
SC0021742 |
Production of Critical Minerals from Coal-Based Resources |
RESPEC Company, LLC |
SD |
06/28/2021 |
04/27/2022 |
| Retired |
SC0021837 |
Development of Sorting Algorithm for Critical Mineral-rich Coal Resource Feedstocks for Use in Full-Stream Analyzers |
Microbeam Technologies, Inc. |
MN |
06/28/2021 |
06/27/2022 |
| Retired |
SC0021884 |
Ionic Liquid-based Electrowinning for Refining of Rare Earth Oxides/Salts |
TDA Research, Inc. |
CO |
06/28/2021 |
03/27/2022 |
| Inactive |
SC0021920 |
Advanced Low-Energy Technique for Producing Rare Earth Metal using a Mixed Halide Molten Salt |
Phoenix Tailings, Inc. |
MA |
06/28/2021 |
06/27/2022 |
| Retired |
SC0022475 |
Rare Earth Oxide (REO)-Based High-Voltage, High-Capacity LiNiPO4 as Cathode of High-Safety, High-Energy-Density Solid-State Li-Ion Batteries (SSLiBs) for Electric Drive Vehicle Applications |
Bioenno Tech, LLC |
CA |
02/14/2022 |
11/13/2022 |
| Inactive |
SC0022863 |
Extraction of Values-Added Minerals from Produced Water Through Novel Multistage Nanofiltration |
GreenPath Systems, LLC |
OK |
06/27/2022 |
06/26/2023 |
| Inactive |
SC0022866 |
Critical Minerals and Materials Recovery from Oil and Gas Produced Water |
Materials Modifications, Inc. |
VA |
06/27/2022 |
03/26/2023 |
| Inactive |
SC0022939 |
Low-Cost Environment-Friendly Critical Materials Recovery from Produced Water |
Altex Technologies Corporation |
CA |
06/27/2022 |
03/26/2023 |
| Retired |
TCF-17-13365 |
Rare Earth Metal Extraction for Clean Technologies |
Lawrence Livermore National Laboratory (LLNL) |
CA |
10/01/2017 |
09/30/2018 |
| Active |
FE0032474 |
Testing and Developing Ionic Liquids for Integrated Leaching, Extraction, Separation and Refinement of Rare Earth Elements from Coal Fly Ash |
Georgia Tech Research Corporation |
GA |
5/07/2024 |
5/26/2026 |
| Active |
FE0032320 |
Recovery of Carbonaceous Materials and Extraction of Rare Earth Elements from Fine Coal Waste |
Virginia Polytechnic Institute and State University |
VA |
2/15/2024 |
2/13/2025 |