Crossword clues for the word: UNOCAL The word UNOCAL has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for UNOCAL Showing 1 to 7 of 7 results Clue(s) "Defunct oil company with a ""76"" logo" Company bought by Chevron in 2005 Company that merged with Chevron It merged with Chevron in 2005 L.A.-based petroleum giant Oil company founded in 1890 Petroleum giant that merged with Chevron in 2005