The top documents tagged [pitch yield]

Developing Coal Tar/ Petroleum Pitches Melvin D. Kiser - Marathon Ashland Petroleum Company Robert H. Wombles - Koppers Industries, Inc.

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231 views

Developing Coal Tar/ Petroleum Pitches

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55 views

New Hydrocracking Catalyst Brings Higher Diesel Yield and Increases Refiner Profitability

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18 views