NSTL国家科技图书文献中心

1. Exploring Chemical Soaking: A Promising Alternative to Acid Baking for Canadian Rare Earth Ores NSTL国家科技图书文献中心

Chen Xia | Ashley Wong - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1295～1305 - 共11页

摘要： conventional acid* baking process for cracking minerals* | were examined: a long-term acid/alkaline soaking | This study evaluates the potential of a | chemical soaking process as an alternative to the | hosting rare earth elements (REEs) and scandium (Sc

关键词： Soaking | Baking | Rotary kiln | Cracking | Sulfuric acid | Rare earth | Scandium | Neodymium | Allanite | Dysprosium...

2. Beneficial Impact of Magnetite on Sulfuric Acid Baking of Monazite Concentrate NSTL国家科技图书文献中心

John Demol | Elizabeth Ho ... - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1277～1285 - 共9页

摘要： particularly on magnetite. Sulfuric acid* baking and leaching* | The sulfuric acid* bake followed by water* | the monazite acid* bake process, focusing* | leaching is now well-established technology used for | processing of ores and concentrates containing rare earth

关键词： Rare earth elements | Monazite | Magnetite | Sulfuric acid bake | Sulfation bake

3. Selective extraction of lithium from coal gangue utilizing a two-stage roasting process NSTL国家科技图书文献中心

Xie, Yu | Han, Zhengwei ... - 《Minerals Engineering》 - 2025,224 - 109197～ - 共8页

摘要： extraction methods are mainly through acid* leaching* | selective Li extraction method employing a sulfuric acid | baking-decomposition process from coal gangue was | converted to sulfate during the baking* process and then* | With the discovery of super-enriched lithium

关键词： Coal gangue | Lithium recovery | Sulfuric acid baking | Decomposition | Water leaching

4. Recovering Rare Earths from an Ionic Clay-Hosted Deposit NSTL国家科技图书文献中心

D. Connelly - 《Proceedings of the 63rd Conference of Metallurgists,vol.1》 - Conference of Metallurgists - 2025, - 785～792 - 共8页

摘要： acid baking followed by water leaching, hydrochloric | acid leaching and their combinations. The work | -product. Leaching with hydrochloric acid, yielded an | complete recycling of the unconsumed acid. Clearly, these | Ionic adsorption clays (IAC) are formed by the

关键词： Beneficiation | Ion exchange desorption | Ionic clays | Weak base salts | Acid baking | REEs

5. Progress on Torngat Metal's Strange Lake Critical Rare Earth Project NSTL国家科技图书文献中心

Dirk Naumann | John Goode ... - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1375～1381 - 共7页

摘要： than 50% of the REE values in the ore. Sulphuric acid | baking allows recovery of about 90% of the Pr and Nd | and more than 80% of the Tb and Dy. The acid* bake* | The Strange Lake peralkaline rare earth | deposit has an indicated resource of 189 million tonnes

关键词： Rare Earth | Physical sorting | Magnetic separation | Flotation | Acid baking | Solvent extraction

6. Cracking a Canadian Ore for Neodymium and Dysprosium with Long-Term or Accelerated Acid Soaking Processes NSTL国家科技图书文献中心

Chen Xia | Ashley Wong - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1205～1215 - 共11页

摘要： compared to those from the conventional acid* baking water* | long-term and accelerated sulfuric acid* soaking* | leaching process. The results indicated that these acid | potential alternative to the conventional rotary kiln acid | This chapter investigates the effectiveness of

关键词： Neodymium | Allanite | Dysprosium | Fergusonite | Soaking | Baking | Rotary Kiln | Cracking | Sulfuric Acid

7. Processing Plans for the Wicheeda Rare Earth Deposit NSTL国家科技图书文献中心

John R. Goode | Jing Liu ... - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1445～1454 - 共10页

摘要： plant includes sulphuric acid* baking, water leaching* | innovative approach for an acid* bake solution, rare earths* | The Wicheeda rare earth carbonatite deposit | has a measured mineral resource of 6.4 Mt averaging | 2.86% total rare earth oxide ("TREO") and an

关键词： Rare Earth | Carbonatite deposit | Froth flotation | Acid bake | Ammonium bicarbonate precipitation | Internal recycle

8. Things to Do with a Purified Acid-Bake Pregnant Leach Solution NSTL国家科技图书文献中心

John R. Goode - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1455～1457 - 共3页

摘要： ores and concentrates is acid* baking, in which* | concentrated sulphuric acid* is mixed with the feed material* | The most common method of cracking rare earth | , held at an elevated temperature to ensure sulphation | of the rare earth elements (REEs), followed by

关键词： Rare Earths | Acid bake | Rare Earth precipitation | Precipitant options | Solvent extraction | Cerium removal | Water

9. A novel technology for lithium extraction through low-temperature synergistic roasting of oc-spodumene with lepidolite NSTL国家科技图书文献中心

Qilin Zhai | Runqing Liu ... - 《Separation and Purification Technology》 - 2025,355PA - 129667～13 - 共13页 - 被引量：4

摘要： conditions for phase transition roasting,acid* baking,and* | α-Spodumene and lepidolite have garnered | significant attention because of the booming market of | lithium(Li)salts.However,α-spodumene requires a high | -temperature phase transition step at>1050 ℃,and lepidolite

关键词： α-spodumene | Lepidolite | Synergistic roasting | Phase transition | Low temperature

10. Mechanisms of Rare Earth Element Desorption and Incorporation in Ionic Clay: The Role of Particle Size Variations NSTL国家科技图书文献中心

Lingyang Ding | Gisele Azimi - 《Proceedings of the 63rd Conference of Metallurgists,vol.2》 - Conference of Metallurgists - 2025, - 1339～1346 - 共8页

摘要： extraction methods like acid* baking and water leaching for* | This study explores the complex relationship | between particle size, mineral composition, surface | characteristics, elemental distribution, and the mechanisms of | rare earth element (REE) adsorption in a unique ionic

摘要： conventional acid* baking process for cracking minerals* | were examined: a long-term acid/alkaline soaking | This study evaluates the potential of a | chemical soaking process as an alternative to the | hosting rare earth elements (REEs) and scandium (Sc

关键词： Soaking | Baking | Rotary kiln | Cracking | Sulfuric acid | Rare earth | Scandium | Neodymium | Allanite | Dysprosium...

摘要： particularly on magnetite. Sulfuric acid* baking and leaching* | The sulfuric acid* bake followed by water* | the monazite acid* bake process, focusing* | leaching is now well-established technology used for | processing of ores and concentrates containing rare earth

关键词： Rare earth elements | Monazite | Magnetite | Sulfuric acid bake | Sulfation bake

摘要： extraction methods are mainly through acid* leaching* | selective Li extraction method employing a sulfuric acid | baking-decomposition process from coal gangue was | converted to sulfate during the baking* process and then* | With the discovery of super-enriched lithium

关键词： Coal gangue | Lithium recovery | Sulfuric acid baking | Decomposition | Water leaching

摘要： acid baking followed by water leaching, hydrochloric | acid leaching and their combinations. The work | -product. Leaching with hydrochloric acid, yielded an | complete recycling of the unconsumed acid. Clearly, these | Ionic adsorption clays (IAC) are formed by the

关键词： Beneficiation | Ion exchange desorption | Ionic clays | Weak base salts | Acid baking | REEs

摘要： than 50% of the REE values in the ore. Sulphuric acid | baking allows recovery of about 90% of the Pr and Nd | and more than 80% of the Tb and Dy. The acid* bake* | The Strange Lake peralkaline rare earth | deposit has an indicated resource of 189 million tonnes

关键词： Rare Earth | Physical sorting | Magnetic separation | Flotation | Acid baking | Solvent extraction

摘要： compared to those from the conventional acid* baking water* | long-term and accelerated sulfuric acid* soaking* | leaching process. The results indicated that these acid | potential alternative to the conventional rotary kiln acid | This chapter investigates the effectiveness of

关键词： Neodymium | Allanite | Dysprosium | Fergusonite | Soaking | Baking | Rotary Kiln | Cracking | Sulfuric Acid

摘要： plant includes sulphuric acid* baking, water leaching* | innovative approach for an acid* bake solution, rare earths* | The Wicheeda rare earth carbonatite deposit | has a measured mineral resource of 6.4 Mt averaging | 2.86% total rare earth oxide ("TREO") and an

关键词： Rare Earth | Carbonatite deposit | Froth flotation | Acid bake | Ammonium bicarbonate precipitation | Internal recycle

摘要： ores and concentrates is acid* baking, in which* | concentrated sulphuric acid* is mixed with the feed material* | The most common method of cracking rare earth | , held at an elevated temperature to ensure sulphation | of the rare earth elements (REEs), followed by

关键词： Rare Earths | Acid bake | Rare Earth precipitation | Precipitant options | Solvent extraction | Cerium removal | Water

摘要： conditions for phase transition roasting,acid* baking,and* | α-Spodumene and lepidolite have garnered | significant attention because of the booming market of | lithium(Li)salts.However,α-spodumene requires a high | -temperature phase transition step at>1050 ℃,and lepidolite

关键词： α-spodumene | Lepidolite | Synergistic roasting | Phase transition | Low temperature

摘要： extraction methods like acid* baking and water leaching for* | This study explores the complex relationship | between particle size, mineral composition, surface | characteristics, elemental distribution, and the mechanisms of | rare earth element (REE) adsorption in a unique ionic

关键词： Ion-adsorption clay | Rare earth element | Desorption | Physiosorbed | Chemisorbed | Particle size

4008-161-200 800-990-8900

国家科技图书文献中心

摘要： conventional acid baking process for cracking minerals | were examined: a long-term acid/alkaline soaking | This study evaluates the potential of a | chemical soaking process as an alternative to the | hosting rare earth elements (REEs) and scandium (Sc

关键词： Soaking | Baking | Rotary kiln | Cracking | Sulfuric acid | Rare earth | Scandium | Neodymium | Allanite | Dysprosium...

摘要： particularly on magnetite. Sulfuric acid baking and leaching | The sulfuric acid bake followed by water | the monazite acid bake process, focusing | leaching is now well-established technology used for | processing of ores and concentrates containing rare earth

关键词： Rare earth elements | Monazite | Magnetite | Sulfuric acid bake | Sulfation bake

摘要： extraction methods are mainly through acid leaching | selective Li extraction method employing a sulfuric acid | baking-decomposition process from coal gangue was | converted to sulfate during the baking process and then | With the discovery of super-enriched lithium

关键词： Coal gangue | Lithium recovery | Sulfuric acid baking | Decomposition | Water leaching

摘要： acid baking followed by water leaching, hydrochloric | acid leaching and their combinations. The work | -product. Leaching with hydrochloric acid, yielded an | complete recycling of the unconsumed acid. Clearly, these | Ionic adsorption clays (IAC) are formed by the

关键词： Beneficiation | Ion exchange desorption | Ionic clays | Weak base salts | Acid baking | REEs

摘要： than 50% of the REE values in the ore. Sulphuric acid | baking allows recovery of about 90% of the Pr and Nd | and more than 80% of the Tb and Dy. The acid bake | The Strange Lake peralkaline rare earth | deposit has an indicated resource of 189 million tonnes

关键词： Rare Earth | Physical sorting | Magnetic separation | Flotation | Acid baking | Solvent extraction

摘要： compared to those from the conventional acid baking water | long-term and accelerated sulfuric acid soaking | leaching process. The results indicated that these acid | potential alternative to the conventional rotary kiln acid | This chapter investigates the effectiveness of

关键词： Neodymium | Allanite | Dysprosium | Fergusonite | Soaking | Baking | Rotary Kiln | Cracking | Sulfuric Acid

摘要： plant includes sulphuric acid baking, water leaching | innovative approach for an acid bake solution, rare earths | The Wicheeda rare earth carbonatite deposit | has a measured mineral resource of 6.4 Mt averaging | 2.86% total rare earth oxide ("TREO") and an

关键词： Rare Earth | Carbonatite deposit | Froth flotation | Acid bake | Ammonium bicarbonate precipitation | Internal recycle

摘要： ores and concentrates is acid baking, in which | concentrated sulphuric acid is mixed with the feed material | The most common method of cracking rare earth | , held at an elevated temperature to ensure sulphation | of the rare earth elements (REEs), followed by

关键词： Rare Earths | Acid bake | Rare Earth precipitation | Precipitant options | Solvent extraction | Cerium removal | Water

摘要： conditions for phase transition roasting,acid baking,and | α-Spodumene and lepidolite have garnered | significant attention because of the booming market of | lithium(Li)salts.However,α-spodumene requires a high | -temperature phase transition step at>1050 ℃,and lepidolite

关键词： α-spodumene | Lepidolite | Synergistic roasting | Phase transition | Low temperature

摘要： extraction methods like acid baking and water leaching for | This study explores the complex relationship | between particle size, mineral composition, surface | characteristics, elemental distribution, and the mechanisms of | rare earth element (REE) adsorption in a unique ionic

关键词： Ion-adsorption clay | Rare earth element | Desorption | Physiosorbed | Chemisorbed | Particle size

4008-161-200 800-990-8900

国家科技图书文献中心

摘要： conventional acid* baking process for cracking minerals* | were examined: a long-term acid/alkaline soaking | This study evaluates the potential of a | chemical soaking process as an alternative to the | hosting rare earth elements (REEs) and scandium (Sc

摘要： particularly on magnetite. Sulfuric acid* baking and leaching* | The sulfuric acid* bake followed by water* | the monazite acid* bake process, focusing* | leaching is now well-established technology used for | processing of ores and concentrates containing rare earth

摘要： extraction methods are mainly through acid* leaching* | selective Li extraction method employing a sulfuric acid | baking-decomposition process from coal gangue was | converted to sulfate during the baking* process and then* | With the discovery of super-enriched lithium

摘要： than 50% of the REE values in the ore. Sulphuric acid | baking allows recovery of about 90% of the Pr and Nd | and more than 80% of the Tb and Dy. The acid* bake* | The Strange Lake peralkaline rare earth | deposit has an indicated resource of 189 million tonnes

摘要： compared to those from the conventional acid* baking water* | long-term and accelerated sulfuric acid* soaking* | leaching process. The results indicated that these acid | potential alternative to the conventional rotary kiln acid | This chapter investigates the effectiveness of

摘要： plant includes sulphuric acid* baking, water leaching* | innovative approach for an acid* bake solution, rare earths* | The Wicheeda rare earth carbonatite deposit | has a measured mineral resource of 6.4 Mt averaging | 2.86% total rare earth oxide ("TREO") and an

摘要： ores and concentrates is acid* baking, in which* | concentrated sulphuric acid* is mixed with the feed material* | The most common method of cracking rare earth | , held at an elevated temperature to ensure sulphation | of the rare earth elements (REEs), followed by

摘要： conditions for phase transition roasting,acid* baking,and* | α-Spodumene and lepidolite have garnered | significant attention because of the booming market of | lithium(Li)salts.However,α-spodumene requires a high | -temperature phase transition step at>1050 ℃,and lepidolite

摘要： extraction methods like acid* baking and water leaching for* | This study explores the complex relationship | between particle size, mineral composition, surface | characteristics, elemental distribution, and the mechanisms of | rare earth element (REE) adsorption in a unique ionic