"United Statesmining engineerandinventor" . "1914Z"^^ . "1914-05-01Z"^^ . . . . "1851Z"^^ . . . "1851-12-25Z"^^ . . "Herman Frasch [or Hermann Frasch] (December 25, 1851 in Oberrot bei Gaildorf, W\u00FCrttemberg \u2013 May 1, 1914 in Paris) was a mining engineer and inventor known for his work with petroleum and sulphur."@en . . "Frasch, Herman"@en . "Herman Frasch"@en .