SEPARATION TECHNOLOGIES LLC
15Patents
8Active
15Granted
42Portfolio score
Filing activity: Jun 24, 1987 → Jun 22, 2021 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6077494A | Method for removing ammonia from ammonia contaminated fly ash | Chemistry; Metallurgy | 16 | Expired |
| US6074458A | Method and apparatus for separation of unburned carbon from flyash | Performing Operations; Transporting | 14 | Expired |
| US5829598A | Method and apparatus for electrostatic separation | Performing Operations; Transporting | 14 | Expired |
| US5904253A | Belt separator system having improved belt geometry | Performing Operations; Transporting | 12 | Expired |
| US5819946A | Separation system belt construction | Chemistry; Metallurgy | 10 | Expired |
| US4778604A | Method for reclaiming waste ink | Performing Operations; Transporting | 7 | Expired |
| US8552326B2 | Electrostatic separation control system | Performing Operations; Transporting | 6 | Active |
| US7467709B2 | Continuous belt for a belt-type separator device | Emerging Cross-Sectional Technologies | 5 | Active |
| US6942752B2 | Method of forming a continuous belt for a belt-type separator device | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9764332B2 | Edge air nozzles for belt-type separator devices | Performing Operations; Transporting | 2 | Active |
| US9393573B2 | Continuous belt for belt-type separator devices | Performing Operations; Transporting | 2 | Active |
| US12012287B2 | Tension mechanism for belt-type triboelectric separator devices | Performing Operations; Transporting | 0 | Active |
| US12097511B2 | Process for separation of dry food and feed materials using a tribo-electrostatic separator device | Emerging Cross-Sectional Technologies | 0 | Active |
| US10092908B2 | Continuous belt for belt-type separator devices | Performing Operations; Transporting | 0 | Active |
| US11998930B2 | Process for dry beneficiation of fine and very fine iron ore by size and electrostatic segregation | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.