Catalyst Services, Inc.
11Patents
5Active
11Granted
36Portfolio score
Filing activity: May 16, 1986 → Mar 2, 2011 · 5 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8025472B2 | Catalyst loading system | Performing Operations; Transporting | 10 | Active |
| US4728506A | Start-up method for ammonia plants | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6431224B1 | Catalyst removal workstations and systems incorporating same for tubular reactors | Performing Operations; Transporting | 6 | Expired |
| US6360786B1 | Catalyst removal workstations and systems incorporating same for tubular reactors | Performing Operations; Transporting | 5 | Expired |
| US7434601B2 | Cleaning and/or inspecting robot for hazardous environments including catalyst removal | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7309201B2 | Providing automated delivery of catalyst and/or particulate to any filling system device used to fill tubes | Performing Operations; Transporting | 5 | Active |
| US6981529B2 | Measuring catalyst(s) for filling reactor tubes in reactor vessels | Performing Operations; Transporting | 5 | Expired |
| US8287227B2 | Catalyst loading system | Performing Operations; Transporting | 4 | Active |
| US7673660B2 | Filling tubes with catalyst and/or other particulate | Performing Operations; Transporting | 4 | Active |
| US7753086B2 | Method for the filling of particulate material in vertical tubes | Chemistry; Metallurgy | 3 | Expired |
| US7439455B2 | Measuring catalyst(s) for filling reactor tubes in reactor vessels | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.