"1900Z"^^ . . "Fred Chase Koch"@en . . . . . . . . . . "1967-11-17Z"^^ . . . . . . "Koch, Fred C."@en . "1967Z"^^ . . "Fred Chase Koch (/\u02C8ko\u028Ak/; September 23, 1900 \u2013 November 17, 1967) was an American chemical engineer and entrepreneur who founded the oil refinery firm that later became Koch Industries, the second-largest privately held company in the United States."@en . . "1900-09-23Z"^^ . . "Fred C. Koch"@en . "American businessman" .