Joseph E. Zimmermann
27Patents
7h-index
36Co-inventors
69Inventor score
Filing activity: May 15, 1992 → Jul 28, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5360533A | Direct dry gas recovery from FCC reactor | Chemistry; Metallurgy | 25 | Expired |
| US7268265B1 | Apparatus and process for light olefin recovery | Emerging Cross-Sectional Technologies | 23 | Expired |
| US7528290B2 | Apparatuses and methods for separating butene-1 from a mixed C4 feed | Chemistry; Metallurgy | 20 | Active |
| US8563793B2 | Integrated processes for propylene production and recovery | Emerging Cross-Sectional Technologies | 12 | Active |
| US6472577B1 | Process for increasing the yield and selectivity of a dehydrogenation process using side-by-side reaction zones | Chemistry; Metallurgy | 9 | Expired |
| US5210327A | Etherification with skeletal olefin isomerization | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6969496B2 | Apparatus with increased yield and selectivity using side-by-side reaction zones | Chemistry; Metallurgy | 8 | Expired |
| US6118038A | Arrangement and process for indirect heat exchange with high heat capacity fluid and simultaneous reaction | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8066868B1 | Fluid catalytic cracking to produce and recover light olefins | Emerging Cross-Sectional Technologies | 7 | Active |
| US5276212A | Etherification with intermediate skeletal olefin isomerization | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5481060A | Process for the removal of heavy hydrocarbonaceous co-products from a vapor effluent from a normally gaseous hydrocarbon dehydrogenation reaction zone | Chemistry; Metallurgy | 6 | Expired |
| US7687677B1 | Process for recovering thermal energy from a reactor effluent stream | Emerging Cross-Sectional Technologies | 5 | Active |
| US5300696A | C4 rejection for etherification and isomerization process | Chemistry; Metallurgy | 5 | Expired |
| US8927799B2 | Propane dehydrogenation process utilizing fluidized catalyst system | Chemistry; Metallurgy | 4 | Active |
| US7695696B2 | Screenless internals for radial flow reactors | Performing Operations; Transporting | 2 | Active |
| US5283373A | Etherification with skeletal olefin isomerization | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5851944A | Process for performing a swing bed regeneration operation with minimal downstream upsets | Performing Operations; Transporting | 2 | Expired |
| US8747768B2 | Screenless internals for radial flow reactors | Performing Operations; Transporting | 1 | Active |
| US9517447B1 | Processes for removing contaminants from a dehydrogenation effluent | Emerging Cross-Sectional Technologies | 1 | Active |
| US9211517B2 | Catalyst retainer for radial flow reactor | Chemistry; Metallurgy | 1 | Active |
| US6046124A | Process for performing a swing bed regeneration operation with minimal downstream upsets | Performing Operations; Transporting | 0 | Expired |
| US8598401B2 | Method for enhancing the performance of a catalyzed reaction | Emerging Cross-Sectional Technologies | 0 | Active |
| US10160698B2 | Use of membrane for oxidative-dehydrogenation process | Emerging Cross-Sectional Technologies | 0 | Active |
| US8025858B2 | Apparatus and process for light olefin recovery | Emerging Cross-Sectional Technologies | 0 | Active |
| US8586811B2 | Processes and hydrocarbon processing apparatuses for preparing mono-olefins | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.