Umberto Zardi
12Patents
0Active
12Granted
27Portfolio score
Filing activity: May 2, 1985 → Oct 30, 1996
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4963338A | Process for heterogeneous synthesis and related reactors | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4952375A | System for reducing energy consumption improving reactors for heterogeneous catalytic synthesis and related reactors | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4613696A | Process for urea production | Chemistry; Metallurgy | 9 | Expired |
| US5184386A | Method for retrofitting carbon monoxide conversion reactors | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5130098A | System to improve the efficiency of heterogeneous reactors for exothermic synthesis and more particularly for the reaction of ammonia | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5254316A | Reactors for heterogeneous synthesis | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5176800A | Process for the modernization of existing urea plants and a modernized urea plant | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5779988A | Heterogeneous synthesis method and apparatus including wall temperature protection | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5171543A | Reactor for exothermic heterogeneous synthesis reactions | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5152977A | Process for exothermic heterogeneous synthesis with external recovery of heat | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4935210A | System for reducing energy consumption in multi-unit reactors for heterogeneous synthesis and related reactors | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5882606A | Method of retrofitting a heterogeneous exothermic synthesis reactor | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.