"Person"@en . "Person"@en . "Chemical engineering"@en . . . "Kumar, Ashok"@en . . . _:b1 . _:b1 "initial version"@en . _:b1 "2020-01-16T15:57:56-06:00" . _:b1 "Laura Ramirez" . "Source: University of Houston Electronic Theses and Dissertations."@en . .