| Purification | Maintain | 6,975 | $67,500 |
| Chromatography | Maintain | 4,016 | $62,500 |
| Separation Processes | Maintain | 1,135 | $117,500 |
| Ultrafiltration | Maintain | 921 | $52,500 |
| Natural Gas Liquids Processing | Maintain | 908 | $77,500 |
| Liquid Chromatography | Maintain | 877 | $67,500 |
| Fractionation | Maintain | 730 | $97,500 |
| Extraction Techniques | Maintain | 687 | $117,500 |
| Mineral Processing | Maintain | 616 | $107,500 |
| Ion Exchange | Maintain | 604 | $102,500 |
| Leaching | Not rated | 579 | $67,500 |
| Natural Gas Processing | Maintain | 418 | $42,500 |
| Mass Transfer | Not rated | 356 | $122,500 |
| Liquid High Pressure Chromatography | Maintain | 331 | $52,500 |
| Adsorption | Maintain | 190 | $72,500 |
| Distillation Columns | Maintain | 148 | $42,500 |
| Membrane Filtration | Maintain | 110 | $57,500 |
| Membrane Separation | Invest | 105 | $82,500 |
| Distillation | Maintain | 92 | $82,500 |
| Solid Sorbent Carbon Capture Engineering | Invest | 88 | $162,500 |
| Liquid-Liquid Extraction | Maintain | 81 | $122,500 |
| Water Reuse and Zero Liquid Discharge Design | Invest | 55 | $82,500 |
| Phase Separation | Maintain | 49 | — |
| Microfiltration | Maintain | 46 | — |
| Chemical Separation | Not rated | 42 | $117,500 |
| CO2 Compression and Pipeline Conditioning | Invest | 36 | $62,500 |
| Particle Size Reduction | Maintain | 26 | $62,500 |
| Solid-Liquid Separation | Maintain | 26 | — |
| Ultrasonic Processing | Maintain | 26 | $37,500 |
| Fluid Supercritical Chromatography | Invest | 20 | — |
| Homogenization | Maintain | 20 | — |
| Refining Processes | Maintain | 16 | — |
| Critical Mineral Recovery Process Design | Invest | 11 | — |
| Liquid Low Pressure Chromatography | Maintain | 9 | — |
| Fractional Distillation | Maintain | 7 | — |
| Perfusion Chromatography | Maintain | 4 | — |
| Organic Extraction | Maintain | 3 | — |
| Absorption | Not rated | 2 | — |
| Steam Distillation | Maintain | 2 | — |
| Countercurrent Chromatography | Maintain | 1 | — |
| Green Solvent Substitution Engineering | Invest | 1 | — |
| Liquid Dispersion | Maintain | 1 | — |
| Amine Solvent CO2 Capture Process Design | Invest | — | — |
| Aquaculture Waste Valorization | Invest | — | — |
| Biofuel Separation Technologies | Invest | — | — |
| Continuous Crystallization Process Engineering | Invest | — | — |
| Direct Air Capture Contactor Design | Invest | — | — |
| Electrochromatography | Maintain | — | — |
| General Separation | Not rated | — | — |
| Hydrometallurgical Recycling Process Design | Invest | — | — |
| Liquid-Liquid Distribution | Maintain | — | — |
| Membrane Phenomena | Maintain | — | — |
| Mine Waste Valorization | Monitor | — | — |
| Multi-phase Separation | Maintain | — | — |
| Nanoparticle Production Scale-Up | Invest | — | — |
| Paper Chromatography | Maintain | — | — |
| Paper Chromatography (Metal Cations) | Migrate | — | — |
| Partition Chromatography | Maintain | — | — |
| Plastic-to-Plastic Recycling Technology | Invest | — | — |
| Pulp Separation | Maintain | — | — |