Relationship between surface acidity and
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Wang L. Yoon; In C. Lee; Won K. Lee
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Article
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1991
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Elsevier Science
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English
โ 668 KB
Alaskan Usibelli coal was liquefied in naphthalene or tetralin under 13.78 MPa hydrogen pressure using six commercial hydrotreating catalysts of varying physical properties: Amocat lA, HDN-30, HDN-60, Shell 317, Shell 324 and Amocat 1C. Also, stepwise thermal desorption (STD) of pyridine was carried