Gerhard Dummer
12Patents
5h-index
18Co-inventors
59Inventor score
Filing activity: Oct 11, 1979 → Apr 17, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4528174A | Method for preparing hydrogen chloride for the ethyleneoxichlorination process | Chemistry; Metallurgy | 11 | Expired |
| US4409396A | Process for the manufacture of unsaturated carboxylic acid esters | Chemistry; Metallurgy | 8 | Expired |
| US4788357A | Vinyl chloride production | Chemistry; Metallurgy | 6 | Expired |
| US4326852A | Method for increasing the bulk weight of silicon dioxide | Chemistry; Metallurgy | 6 | Expired |
| US4822932A | Heat recovery in production of vinyl chloride by pyrolysis of dichloroethane | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4388278A | Purification by hydrogenation of hydrogen chloride containing acetylene obtained by the thermal cracking of 1,2-dichloroethane | Chemistry; Metallurgy | 4 | Expired |
| US4839153A | Process for purification of HCl from pyrolysis of EDC | Chemistry; Metallurgy | 4 | Expired |
| US4746759A | Process for thermal cracking of 1,2-dichloroethane to form vinyl chloride | Performing Operations; Transporting | 4 | Expired |
| US4540837A | Process for the work-up of residues of chlorination | Human Necessities | 1 | Expired |
| US5177233A | Catalyst system and use for the preparation of 1,2-dichloroethane | Performing Operations; Transporting | 1 | Expired |
| US4606742A | Novel heat recovery process | Performing Operations; Transporting | 0 | Expired |
| US4584123A | Process for upgrading hydrogen chloride containing chlorine, iron-III-chloride, ethylene and/or acetylene | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.