Inventor · Frankfurt am Main, DE

Gert Ungar

8Patents
4h-index
11Co-inventors
54Inventor score

Filing activity: May 23, 1986 → Nov 13, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US5431877A Process for decreasing the corrosiveness of a sour water Emerging Cross-Sectional Technologies 16 Expired
US6558452B1 Method for obtaining ammonia from waste water containing NH3 and acid gases Emerging Cross-Sectional Technologies 6 Expired
US4738754A Method of recovering ammonia from an aqueous effluent which contains NH.sub . .sub.2 and H.sub.2 S Emerging Cross-Sectional Technologies 5 Expired
US7172743B2 Method for the catalytic production of ammonia from synthesis gas Emerging Cross-Sectional Technologies 4 Expired
US8821822B2 Process and plant for recovering NH3 from a mixture comprising NH3 and acid gases Emerging Cross-Sectional Technologies 1 Active
US5716524A Process of extracting phenols from a phenol-containing waste water by means of a solvent mixture Emerging Cross-Sectional Technologies 1 Expired
US5637206A Process for the electrochemical production of ammonium polysulfide Chemistry; Metallurgy 0 Expired
US9352973B2 Apparatus and process for the synthesis of ammonia Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.